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Low Headphone Amplifier Noise Low-Noise Microphone Preamplifiers Stereo Capacitorless Headphone Amplifiers 
Low Headphone Amplifier Noise Low-Noise Microphone Preamplifiers Stereo Capacitorless Headphone Amplifiers 
Analog ICs provide complete analog circuit functions, from the simple to the complex, in a single chip. Analog devices are necessary to interface real-world signals to electronic and digital systems. Our wide selection of analog products include op amps, current sense amps, audio and video amplifiers, data converters, analog filters, analog switches and multiplexers and sensor interface devices. These high-performance analog products include high accuracy, high precision, low noise, low power, and high-voltage options in a variety of package sizes. Our analog devices support a wide variety of applications including industrial, communication, automotive, healthcare and consumer products.
Featured Videos
Meet the Health Sensor Platform
4:16 November 16, 2016
Heart Rate Monitor Demo
25:30 August 11, 2016
From the Meter Bar to the Band Gap Voltage Reference
27:00 June 13, 2016
Application Notes
Technical Documentation
Featured Blogs
Customer Testimonials
GTI Customer Success Story Latest Blogs
How Signal-Chain ICs Form Foundation for Smart-Grid Equipment
July 09, 2020
See why Beijing Sifang Automation chose Maxim signal-chain ICs for its high-performance power-grid protection products.
How Soundmatters Is Making Small, Portable Speakers Sound Better
June 25, 2020
Soundmatters is enhancing the sound quality of its ultra-small portable speakers with Maxim Integrated’s MAX98390 speaker amplifier.
Why Does It Take a Pandemic to Realize the Value of Remote Patient Monitoring?
April 21, 2020
As the COVID-19 pandemic impacts lives around the world, now is a prime time to consider the advantages of remote patient monitoring via wearables.
How LiDAR Delivers Critical Distance-Sensing for Self-Driving Cars
April 17, 2020
Learn how LiDAR ICs like transimpedance amplifiers deliver critical distance-sensing data for self-driving cars. Read the blog for details.
How NCATEST Raised Performance and Lowered Power of Its Automated Test Equipment
April 15, 2020
NCATEST decreased the design cycle, power consumption, and size for a new automated test equipment solution using Maxim Integrated's pin electronics.
How Analog Devices Are Enhancing LUXROBO’s IoT and Robotics Development Platform
April 01, 2020
Learn how LUXROBO increased power efficiency, shrank solution size, and lowered the BOM of its modular robotics/IoT platform with Maxim analog devices.
Is Pulse Transit Time Needed for Accurate Blood-Pressure Monitoring from Wearables?
March 18, 2020
Understand the role of pulse transit time (PTT) in accurate blood-pressure monitoring from wearables. Get ideas for your next design.
Guide to LiDAR Sensors for Self-Driving Cars
February 27, 2020
Learn how LiDAR sensors help self-driving cars see the road and why transimpedance amplifiers are essential to LiDAR applications. Read Maxim’s guide on LiDAR sensors for self-driving cars.
Robust NAND Flash Wafer Testers Rely on Low-Power ATE Drivers
February 19, 2020
Learn how Digital Frontier reduced wafer test equipment size and power consumption with the MAX9972 low-power ATE driver. Get details today.
Multichannel ADC Accuracy for Accurate Sensing
February 13, 2020
Learn how the MAX11410, which accepts different types of input signals on a single channel, delivers accurate ADC sensing and flexibility. Read the blog post.
See How Click Boards Make It Quick to Evaluate Real Time Clock ICs
February 11, 2020
Quickly evaluate Real Time Clock ICs for your next design by using a $17 click board to test drive the chip’s features and functions. Get details from the blog.
Function-Rich Diving Computer Fueled by Analog and Power Management ICs
January 14, 2020
See how ROJ and Mares brought their function-rich, wrist-worn dive computer to life with Maxim analog and power management ICs. Read the blog.
Add Diode ORing Without Losing Efficiency
January 09, 2020
Get a preview of how the MAX40200 ideal diode enhances efficiency for battery-powered wearables and other portable electronics.
How GSEE-TECH Cut 6 Months from Analog Input Module Development Cycle
November 26, 2019
Learn how GSEE-Tech met cost, size, and performance requirements of an analog input module with a small, low-power ADC.
How Analog ICs Support Seismic Signal Detection
November 19, 2019
Analog ICs are enabling precise, power-efficient seismic technology. Learn how Geophysical Technology, Inc (GTI) uses our analog ICs with our MAX11216 .
PUI Audio Delivers Clean, Clear Sound from Tiny Speakers
November 14, 2019
Learn how PUI Audio uses the MAX98390 smart amplifier to deliver louder, richer sound from its micro speakers. Find the latest smart amplifiers today.
How to Drive Micro Speakers to Their Maximum Power Rating
October 24, 2019
Learn how Smart Audio Amplifiers enhance Micro Speakers and get the maximum power rating to achieve louder sound and more bass.
CCCamp Badge is More than an Entry Ticket – It’s a Sensor-Rich Reference Design
October 15, 2019
CCCamp badge provides open-source, wearable reference design with ECG and PPG sensors. What can you create with it?
How an Old Digital Dog Can Learn New Analog Tricks
October 10, 2019
Learn some new analog tricks in a short video tutorial that highlights why not just any amplifier will be effective for your application.
Simple Yet Effective – Never Underestimate the Usefulness of the Humble Comparator!
September 26, 2019
What can you do for failsafe temperature monitoring? See how very low-power comparators play a role in today’s portable designs.
Videos
From the Meter Bar to the Band Gap Voltage Reference
27:00 June 13, 2016
Featured Products
MAX9895A Active Noise-Cancelling Headphone Amplifier Subsystem
The MAX9895A is a complete audio subsystem for active noise-cancelling (ANC) stereo headphones a...
MAX31331 Ultra-Low-Power, I2C Real-Time Clock and Power Management
The MAX31331 ultra-low power, real-time clock (RTC) is a time-keeping device that consumes nomin...
- Ultra-Low-Power Extends Run Time
- 65nA Timekeeping Current
- 1.1V to 5.5V Timekeeping Voltage Range
- Automatic Switchover to Backup Supply on Power Fail Event
- Trickle Charger for External Supercapacitor or Rechargeable Battery
- Small Footprint and Low BOM
- 1.66mm x 1.26mm 12-bump WLP
- 3mm x 3mm 10-pin TDFN
- No External Load Capacitors Required
- Provides Flexibility
- Wide Range of External Crystals Supported (No External Loading Required)
- Frequency Correction with <0.5ppm Resolution
- 1.62V to 5.5V Interface Voltage Range
- Value-Added Features for Ease of Use
- Event Detection with Dedicated Pin
- Timestamps for Various Events
- Low Battery Voltage Detection
- 1/128 Second Register
- Alarms and Countdown Timer
- 32-byte User RAM
MAX40070 High Voltage, Low Power Comparator
MAX40070/MAX40072 is a family of single micropower comparators ideal for a wide variety of batte...
- Low Operating Current of 16µA (typ)
- Input Voltage Range from 0V to 27.5V
- 2µs Propagation Delay
- Internal High-Precision Voltage Reference
- Internal Current Source for Customized Thresholds and Hysteresis with External Resistors
- Open-Drain Output
- Tiny 8-Bump WLP (0.35mm pitch) and TDFN (2mm x 2mm) Packages
- -40°C to 125°C Temperature Range
MAX40072 High Voltage, Low Power Comparator
MAX40070/MAX40072 is a family of single micropower comparators ideal for a wide variety of batte...
- Low Operating Current of 16µA (typ)
- Input Voltage Range from 0V to 27.5V
- 2µs Propagation Delay
- Internal High-Precision Voltage Reference
- Internal Current Source for Customized Thresholds and Hysteresis with External Resistors
- Open-Drain Output
- Tiny 8-Bump WLP (0.35mm pitch) and TDFN (2mm x 2mm) Packages
- -40°C to 125°C Temperature Range
MAX40213 Transimpedance Amplifiers with Selectable Gain and Input Current Clamp
The MAX40213 is a transimpedance amplifier for optical distance measurement receivers in LiDAR a...
- Optimized for CIN = 0.25pF to 5pF
- Bandwidth = 300MHz (typ)
- 1.1pA/√Hz Input-Referred Noise
- Two Pin-Selectable Transimpedance Values (RL = 1kΩ)
- 150kΩ
- 750kΩ
- Internal Clamp for Input Current up to 2A (Transient)
- Fast Overload Recovery: 25ns at 100mA
- Offset Input Provides Offset Adjust Feature
- SD Input Shuts Down Internal Circuitry
- 3.3V Operation
- 1.75mm x 1.24mm, 8-Bump WLP
MAX40263 1.8V, 15MHz, Low-Offset, Low-Power, Rail-toRail Dual Op-Amp with Individual Shutdown
The MAX40263 is a dual-channel operational amplifier with two channels that can be disabled sepa...
- Wide Supply Range from 1.8V to 5.5V over the -40°C to +125°C Range
- Low 50μV (Max) Input Offset Voltage with Power-On Autocalibration at +25°C
- 15 MHz Unity-Gain Bandwidth
- Low 12.7nV/√Hz Input Voltage-Noise Density
- 750μA Quiescent Current per Channel
- Rail-to-Rail Inputs and Outputs
- <1.5pA Low Input Bias Current at +25°C
- Power-Saving Shutdown Mode
- Separate Shutdown for Each Channel
MAX98361 Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier
The MAX98361A/B/C/D is an easy-to-use, low-cost, digital pulse-code modulation (PCM) input Class...
- Simple Plug-and-Play Design
- Single-Supply Operation (2.5V to 5.5V)
- 3.2W Output Power into 4Ω at 5V
- 2.2mA Quiescent Current
- 1ms Turn-On Time (for MAX98361A and MAX98361B)
- 92% Efficiency (RL = 8Ω, THD+N = 10%)
- 10μVRMS Output Noise
- 110dB Dynamic Range
- Low 0.009% THD+N at 1kHz
- No MCLK Required
- Sample Rates of 8kHz to 96kHz
- Supports Left, Right, or (Left/2 + Right/2) Output in I2S and Left-Justified Modes
- Sophisticated Edge Rate Control Enables Filterless Class-D Outputs
- 81dB PSRR at 217Hz
- 1.5μA Standby Current Allows Elimination of GPIO for EN Pin
- Low RF Susceptibility Rejects TDMA Noise from GSM Radios
- Class-D Switching Frequency Trimmed to 5% for Better EMI Planning
- Extensive Click-and-Pop Reduction Circuitry
- Robust Short-Circuit and Thermal Protection
- Available in Space-Saving Package: 9-Pin WLP (0.4mm Pitch)
- 3.69mm2 Solution Size for WLP With A Single Bypass Capacitor
MAX32007 Octal 3.0Gbps DCL with Integrated Level Setting DACs, Cable Droop Compensation, and PMU switches
The MAX32007 is a fully integrated, high performance, high speed 3Gbps octal-channel pin electro...
- Low Power at High-Speed Maximizes Driver Performance
- Typical 0.89W Per Channel Power Dissipation
- 10nA Low-Leak Mode
- High-Speed Data Rate (50Ω)
- 3.0Gbps Typical at 0.1Vpp
- 2.5Gbps Typical at 0.5Vpp
- 2.4Gbps Typical at 0.75Vpp
- 1.3Gbps Typical at 1.5Vpp
- Voltage Range from -1.5V to +4.5V
- Integrated VHH Programming Mode (4th-Level Drive) up to 7.1V
- Integrated Functionality Provides Value-Add Features
- Integrated ±12mA Passive Load
- Programmable Double Time Constant Cable Droop Compensation–Drive and Receive Paths
- Digital Slew-Rate Control for EMI-Sensitive Applications
- 64 Independent 14-bit Level-Setting DACs
- 50MHz SPI Interface
MAX98050 Low-power, High-Performance Audio CODEC
The MAX98050 is a low-power, high-performance audio CODEC with integrated low-latency digital fi...
- Low-Latency Digital Filter Channels
- 96kHz/192kHz/384kHz Sample Rate Options
- Channel Support Applications Including Feed-Forward (FF) and Feedback (FB) ANC, Ambient/Voice Enhancement and Transparency, and Playback Compensation
- Filters Allowing Smooth, Dynamic Transitions / Updates without Playback Disruption
- Mono Headphone Playback Channel
- High-Efficiency Hybrid Class-AB/D Amplifier
- 114dB Playback Dynamic Range
- 2.55mW PQ (fS = 48kHz, No Noise Gate)
- 1.9mW PQ (fS = 48kHz, With Noise Gate)
- Three Microphone Record Channels
- Analog or Digital Microphone Inputs
- 107dB Dynamic Range (AMIC Single-Ended)
- 113dB Dynamic Range (AMIC Differential))
- 5.3mW PQ (fS = 16kHz, 2 AMIC Record)
- 2.1mW PQ (fS = 16kHz, 2 DMIC Record)
- Playback with ANC Filter Profile (fS = 192kHz)
- 9.85mW PQ (AMIC FF+FB Profile)
- 6.7mW PQ (AMIC FF Only Profile)
- 7mW PQ (DMIC FF+FB Profile)
- Full-Scale Playback Power at 1% THD+N:
- 31mW into 32Ω (1VRMS Full-Scale Mode)
- 15mW into 32Ω (Reduced Swing Mode)
- 61mW into 16Ω (1VRMS Full-Scale Mode)
- Flexible I2S/TDM Digital Audio Interface
- Support for 16/24/32-Bit Audio Data
- Playback Sample Rates of 8kHz to 192kHz
- No High-Speed Master Clock Required
- Audio CODEC Evaluation Platform Available
- Includes Maxim Reference Headset Design
- 6.7mm2 36-Bump WLP Package
- 0.4mm Pitch with a 0.5mm Height
MAX22707 Low Power, Precision Zero Crossing Detector
The MAX22707 precision zero crossing detector provides a reliable and repeatable zero crossing d...
- Precision Zero Crossing Detection
- Integrated Zero Crossing Detection with ±1% Accuracy
- High Frequency Noise Filter
- 4th Order Low-Pass Filter (LPF)
- 4th Order Band-Pass Filter (BPF)
- Configurability for Ease of Use
- User Selectable Filter Configuration (LPF or BPF)
- Selectable Input Frequency
- Power Saving Stand-By Mode
- Programmable DC Averaging Timer
- Saves PCB Space and Bill of Materials (BOM) Cost
- No External Precision Filter Capacitor Required
- 10-Pin µMAX package 3mm x 3mm
MAX5832 9-Channel, 14-Bit, Current DAC with I2C Interface
The MAX5832 is a 14-bit, 9-channel, current-output digital-to-analog converter (DAC). The device...
- Low 3.0V Supply
- Integrated Multiplexers for Outputs 1 and 2
- Increased Current or Resolution with Outputs Connected in Parallel
- I2C-Compatible Serial Interface
- Internal Reference
- Overtemperature Protection
- -40°C to +105°C Temperature Range
- Available in 3mm x 3mm, 36-Bump WLP
MAX30001G Ultra-Low-Power, Single-Channel Integrated Biopotential (ECG and R-to-R) and Bioimpedance (Resp, GSR/EDA) AFE
The MAX30001G is a complete, biopotential and bioimpedance (BioZ), analog front-end (AFE) soluti...
- Wide BioZ Drive Current Range (55nA to 96μA) Allows for a Wide Impedance Measurement Range
- Can be Used in IEC 60601-2-47:2012 Compliant Systems
- Clinical-Grade ECG and BioZ AFE with High Resolution Data Converter
- 15.9 Bits ENOB with 3.1μVP-P (typ) Noise for ECG
- 17 Bits ENOB with 1.1μVP-P Noise for BioZ
- Better Dry Starts Due to Much Improved Real World CMRR and High Input Impedance
- Fully Differential Input Structure with CMRR > 100dB
- Offers Better Common-Mode to Differential Mode Conversion Due to High Input Impedance
- High Input Impedance > 1GΩ for Extremely Low Common-to-Differential Mode
- Minimum Signal Attenuation at the Input During Dry Start Due to High Electrode Impedance
- High DC Offset Range of ±650mV (1.8V, typ) Allows to Be Used with Wide Variety of Electrodes
- High AC Dynamic Range of 65mVP-P for ECG and ±90mV for BioZ Will Help Prevent Saturation in the Presence of Motion/Direct Electrode Hits
- Longer Battery Life Compared to Competing Solutions
- 85μW at 1.1V Supply Voltage for ECG
- 158μW at 1.1V Supply Voltage for BioZ
- Leads-On Interrupt Feature Allows to Keep the μC in Deep Sleep Mode Until Valid Lead Condition is Detected
- Lead-On Detect Current: 0.7μA (typ)
- Built-In Heart Rate Detection with Interrupt Feature Eliminates the Need to Run HR Algorithm on the μController
- Robust R-R Detection in High Motion Environment at Extremely Low Power
- Configurable Interrupts Allows the μC Wake-Up Only on Every Heart Beat Reducing the Overall System Power
- 32-Word ECG and 8-Word BioZ FIFOs Allows the MCU to Stay Powered Down for 256ms with Full Data Acquisition
- Shutdown Current of 0.6μA (typ)
MAX40080 Precision, Fast Sample-Rate, Digital Current-Sense Amplifier
The MAX40080 is a high-precision, fast-response, bi-directional current-sense amplifier with dig...
- Programmable Sample Rate up to 1Msps
- Wide Input Common-Mode range from -0.1V (ground sensing) to 36V
- Programmable Input Sense Range (±10mV and ±50mV)
- Very low 5μV Input Offset Voltage allows using a small sense resistor
- I2C compliant and SMBus compatible interface with smart modes to save power:
- Wake-up current threshold
- Low 4 measurements/s rate
- Auto-shutdown when I2C is inactive
- Bi-directional current sensing
- Common-Mode Voltage monitoring up to 36V
- Space-saving 12-bump WLP (0.4mm pitch) and 12-pin TDFN
- Peak current Log
- Programmable over-current/voltage thresholds and under-voltage threshold
- Alert output with programmable response time
- 64-cell deep FIFO
MAX98365 Tiny, Cost-Effective, 14V Plug-and-Play Digital Class-D Amplifier
The MAX98365 is an easy-to-use, low-cost, digital input Class-D amplifier that provides industry...
- Simple Plug-and-Play Design
- Wide Amplifier Supply Range (3V to 14V)
- 13.8W Output Power into 8Ω at 14V
- 17.6W Output Power into 6Ω at 14V
- 30mW Quiescent Power
- 1ms Turn-On Time (for MAX98365A and MAX98365B)
- 92.7% Efficiency (7.0W into RL = 8Ω, PVDD = 12V)
- 22µVRMS Output Noise
- 111.5dB Dynamic Range
- -85dB THD+N at 1kHz
- No MCLK Required
- Sample Rates of 8kHz to 192kHz
- Supports Left, Right, or (Left/2 + Right/2) Output in I2S and Left-Justified Modes
- Sophisticated Edge Rate Control Enables Filterless Class-D Outputs
- Low 0.5µA Shutdown Current
- Low RF Susceptibility Rejects TDMA Noise from GSM Radios
- Class-D Switching Frequency Trimmed to 6% for Better EMI Planning
- Extensive Click-and-Pop Reduction Circuitry
- Robust Short-Circuit and Thermal Protection
- Available in Space-Saving Package: 12 Bump, WLP (1.21mm x 1.78mm, 0.4mm Pitch)
MAX5996A IEEE 802.3bt-Compliant, Powered Device with Power Telemetry and Power/Current Limit
The MAX5996A/MAX5996B/MAX5996C provides a complete interface for a powered device (PD) to comply...
- Accurate Power Telemetry (Patent Pending)
- Constant Power/Current Limit (Patent Pending)
- LLDP Power/Current Level Reading (Patent pending)
- IEEE802.3bt Compliant
- Built-in 90W Isolation Switch
- Multi-Classification
- Multi-Event Power Level Indication
- Simplified Wall Adapter Interface
- Inrush Current Limit During Startup
- Current Limit During Normal Operation
- Overtemperature Protection
- AutoClass
- Selectable Green MPS
- Intelligent MPS (Patent US9152161)
- 5mm x 5mm, 16-Pin TQFN
MAX5996B IEEE 802.3bt-Compliant, Powered Device with Power Telemetry and Power/Current Limit
The MAX5996A/MAX5996B/MAX5996C provides a complete interface for a powered device (PD) to comply...
- Accurate Power Telemetry (Patent Pending)
- Constant Power/Current Limit (Patent Pending)
- LLDP Power/Current Level Reading (Patent pending)
- IEEE802.3bt Compliant
- Built-in 90W Isolation Switch
- Multi-Classification
- Multi-Event Power Level Indication
- Simplified Wall Adapter Interface
- Inrush Current Limit During Startup
- Current Limit During Normal Operation
- Overtemperature Protection
- AutoClass
- Selectable Green MPS
- Intelligent MPS (Patent US9152161)
- 5mm x 5mm, 16-Pin TQFN
MAX5996C IEEE 802.3bt-Compliant, Powered Device with Power Telemetry and Power/Current Limit
The MAX5996A/MAX5996B/MAX5996C provides a complete interface for a powered device (PD) to comply...
- Accurate Power Telemetry (Patent Pending)
- Constant Power/Current Limit (Patent Pending)
- LLDP Power/Current Level Reading (Patent pending)
- IEEE802.3bt Compliant
- Built-in 90W Isolation Switch
- Multi-Classification
- Multi-Event Power Level Indication
- Simplified Wall Adapter Interface
- Inrush Current Limit During Startup
- Current Limit During Normal Operation
- Overtemperature Protection
- AutoClass
- Selectable Green MPS
- Intelligent MPS (Patent US9152161)
- 5mm x 5mm, 16-Pin TQFN
MAX31329 Low-Current, Real-Time Clock with I2C, Power Management, and Integrated Crystal
The MAX31329 low-current, real-time clock (RTC) is a timekeeping device that provides timekeepin...
- Increases Battery Life
- 240nA Timekeeping Current
- Trickle Charger for External Supercapacitor or Rechargeable Battery
- Provides Flexible Configurability
- A Schmitt Trigger Input for Event Detection
- Programmable Square-Wave Output for Clock Monitoring
- Two Interrupt Pins for Multiple Wakeup Configurations
- Clock Input Pin for External Clock Synchronization
- Saves Board Space
- Integrated Crystal and Load Capacitors Tuned to ±5ppm Typical Clock Accuracy
- 5mm x 5mm, 10-Pin LGA Package
- Value-Added Features for Ease-of-Use
- +1.6V to +5.5V Operating Voltage Range
- Two Time-of-Day Alarms
- Countdown Timer with Repeat and Pause Functions
- 64-Byte RAM for User Data Storage
- Integrated Protection
- Power-on Reset for Default Configuration
- Automatic Switchover to Backup Battery or Supercapacitor on Power-Fail
- Lockup-Free Operation with Bus Timeout
MAX22005 12-Channel Factory-Calibrated Configurable Industrial-Analog Input
The MAX22005 is a twelve-channel industrial-grade analog input voltage-mode device that can also...
- Enables More Robust and Reliable Systems
- ±36V High-Voltage Protection for All Input Ports
- 2kV HBM ESD Protection of All Pins
- ±2kV Surge Protection (with External 5kΩ Resistor)
- CRC Detection for Robust Serial Communication
- Watchdog Timer
- Software Configurability
- ±12.5V Analog Input-Voltage Mode
- ±25mA Analog Input-Current Mode Using External Sense Resistor
- Configurable Inputs Using External Sense Resistor and Low-Cost Switches
- Best-in-Class System Accuracy
- 0.02% FSR at 25°C Factory Calibrated
- 0.05% FSR over ±50°C from 25°C Factory Calibration
- Maximum of 30nA Input Leakage
- 5ppm/°C Internal Reference
- Additional Features
- Internal or External ADC Reference
- Eight GPIO Ports
- 48.5mW Low Power Dissipation with ±5V Supply
- 30MHz SPI/QSPI/DSP-Compatible Serial Interface
- Operating Temperature -40°C to +125°C
- 7.5mm × 7mm 48-pin LGA package
MAX40024 Low-Noise, Low-Power, Low-Bias-Current Amplifiers
The MAX40023/MAX40024 are single and dual amplifiers optimized for power-sensitive applications ...
- Ultra-Low <1pA Input Bias Current
- Low 17μA Quiescent Current (per Op Amp)
- Low 32nV/√Hz Input-Voltage Noise
- Internal EMI Rejection
- Supply Voltage Range: 1.6V to 3.6V
- Power-Saving Shutdown Mode
- Available in 6-Bump WLP and 6-Pin SOT23 (Single) and 9-Bump WLP and 10-Pin TDFN (Dual)
MAX9895A Active Noise-Cancelling Headphone Amplifier Subsystem
The MAX9895A is a complete audio subsystem for active noise-cancelling (ANC) stereo headphones a...
MAX31331 Ultra-Low-Power, I2C Real-Time Clock and Power Management
The MAX31331 ultra-low power, real-time clock (RTC) is a time-keeping device that consumes nomin...
- Ultra-Low-Power Extends Run Time
- 65nA Timekeeping Current
- 1.1V to 5.5V Timekeeping Voltage Range
- Automatic Switchover to Backup Supply on Power Fail Event
- Trickle Charger for External Supercapacitor or Rechargeable Battery
- Small Footprint and Low BOM
- 1.66mm x 1.26mm 12-bump WLP
- 3mm x 3mm 10-pin TDFN
- No External Load Capacitors Required
- Provides Flexibility
- Wide Range of External Crystals Supported (No External Loading Required)
- Frequency Correction with <0.5ppm Resolution
- 1.62V to 5.5V Interface Voltage Range
- Value-Added Features for Ease of Use
- Event Detection with Dedicated Pin
- Timestamps for Various Events
- Low Battery Voltage Detection
- 1/128 Second Register
- Alarms and Countdown Timer
- 32-byte User RAM
MAX40070 High Voltage, Low Power Comparator
MAX40070/MAX40072 is a family of single micropower comparators ideal for a wide variety of batte...
- Low Operating Current of 16µA (typ)
- Input Voltage Range from 0V to 27.5V
- 2µs Propagation Delay
- Internal High-Precision Voltage Reference
- Internal Current Source for Customized Thresholds and Hysteresis with External Resistors
- Open-Drain Output
- Tiny 8-Bump WLP (0.35mm pitch) and TDFN (2mm x 2mm) Packages
- -40°C to 125°C Temperature Range
MAX40072 High Voltage, Low Power Comparator
MAX40070/MAX40072 is a family of single micropower comparators ideal for a wide variety of batte...
- Low Operating Current of 16µA (typ)
- Input Voltage Range from 0V to 27.5V
- 2µs Propagation Delay
- Internal High-Precision Voltage Reference
- Internal Current Source for Customized Thresholds and Hysteresis with External Resistors
- Open-Drain Output
- Tiny 8-Bump WLP (0.35mm pitch) and TDFN (2mm x 2mm) Packages
- -40°C to 125°C Temperature Range
MAX40213 Transimpedance Amplifiers with Selectable Gain and Input Current Clamp
The MAX40213 is a transimpedance amplifier for optical distance measurement receivers in LiDAR a...
- Optimized for CIN = 0.25pF to 5pF
- Bandwidth = 300MHz (typ)
- 1.1pA/√Hz Input-Referred Noise
- Two Pin-Selectable Transimpedance Values (RL = 1kΩ)
- 150kΩ
- 750kΩ
- Internal Clamp for Input Current up to 2A (Transient)
- Fast Overload Recovery: 25ns at 100mA
- Offset Input Provides Offset Adjust Feature
- SD Input Shuts Down Internal Circuitry
- 3.3V Operation
- 1.75mm x 1.24mm, 8-Bump WLP
MAX40263 1.8V, 15MHz, Low-Offset, Low-Power, Rail-toRail Dual Op-Amp with Individual Shutdown
The MAX40263 is a dual-channel operational amplifier with two channels that can be disabled sepa...
- Wide Supply Range from 1.8V to 5.5V over the -40°C to +125°C Range
- Low 50μV (Max) Input Offset Voltage with Power-On Autocalibration at +25°C
- 15 MHz Unity-Gain Bandwidth
- Low 12.7nV/√Hz Input Voltage-Noise Density
- 750μA Quiescent Current per Channel
- Rail-to-Rail Inputs and Outputs
- <1.5pA Low Input Bias Current at +25°C
- Power-Saving Shutdown Mode
- Separate Shutdown for Each Channel
MAX98361 Tiny, Cost-Effective, Plug-and-Play Digital Class-D Amplifier
The MAX98361A/B/C/D is an easy-to-use, low-cost, digital pulse-code modulation (PCM) input Class...
- Simple Plug-and-Play Design
- Single-Supply Operation (2.5V to 5.5V)
- 3.2W Output Power into 4Ω at 5V
- 2.2mA Quiescent Current
- 1ms Turn-On Time (for MAX98361A and MAX98361B)
- 92% Efficiency (RL = 8Ω, THD+N = 10%)
- 10μVRMS Output Noise
- 110dB Dynamic Range
- Low 0.009% THD+N at 1kHz
- No MCLK Required
- Sample Rates of 8kHz to 96kHz
- Supports Left, Right, or (Left/2 + Right/2) Output in I2S and Left-Justified Modes
- Sophisticated Edge Rate Control Enables Filterless Class-D Outputs
- 81dB PSRR at 217Hz
- 1.5μA Standby Current Allows Elimination of GPIO for EN Pin
- Low RF Susceptibility Rejects TDMA Noise from GSM Radios
- Class-D Switching Frequency Trimmed to 5% for Better EMI Planning
- Extensive Click-and-Pop Reduction Circuitry
- Robust Short-Circuit and Thermal Protection
- Available in Space-Saving Package: 9-Pin WLP (0.4mm Pitch)
- 3.69mm2 Solution Size for WLP With A Single Bypass Capacitor
MAX32007 Octal 3.0Gbps DCL with Integrated Level Setting DACs, Cable Droop Compensation, and PMU switches
The MAX32007 is a fully integrated, high performance, high speed 3Gbps octal-channel pin electro...
- Low Power at High-Speed Maximizes Driver Performance
- Typical 0.89W Per Channel Power Dissipation
- 10nA Low-Leak Mode
- High-Speed Data Rate (50Ω)
- 3.0Gbps Typical at 0.1Vpp
- 2.5Gbps Typical at 0.5Vpp
- 2.4Gbps Typical at 0.75Vpp
- 1.3Gbps Typical at 1.5Vpp
- Voltage Range from -1.5V to +4.5V
- Integrated VHH Programming Mode (4th-Level Drive) up to 7.1V
- Integrated Functionality Provides Value-Add Features
- Integrated ±12mA Passive Load
- Programmable Double Time Constant Cable Droop Compensation–Drive and Receive Paths
- Digital Slew-Rate Control for EMI-Sensitive Applications
- 64 Independent 14-bit Level-Setting DACs
- 50MHz SPI Interface
MAX98050 Low-power, High-Performance Audio CODEC
The MAX98050 is a low-power, high-performance audio CODEC with integrated low-latency digital fi...
- Low-Latency Digital Filter Channels
- 96kHz/192kHz/384kHz Sample Rate Options
- Channel Support Applications Including Feed-Forward (FF) and Feedback (FB) ANC, Ambient/Voice Enhancement and Transparency, and Playback Compensation
- Filters Allowing Smooth, Dynamic Transitions / Updates without Playback Disruption
- Mono Headphone Playback Channel
- High-Efficiency Hybrid Class-AB/D Amplifier
- 114dB Playback Dynamic Range
- 2.55mW PQ (fS = 48kHz, No Noise Gate)
- 1.9mW PQ (fS = 48kHz, With Noise Gate)
- Three Microphone Record Channels
- Analog or Digital Microphone Inputs
- 107dB Dynamic Range (AMIC Single-Ended)
- 113dB Dynamic Range (AMIC Differential))
- 5.3mW PQ (fS = 16kHz, 2 AMIC Record)
- 2.1mW PQ (fS = 16kHz, 2 DMIC Record)
- Playback with ANC Filter Profile (fS = 192kHz)
- 9.85mW PQ (AMIC FF+FB Profile)
- 6.7mW PQ (AMIC FF Only Profile)
- 7mW PQ (DMIC FF+FB Profile)
- Full-Scale Playback Power at 1% THD+N:
- 31mW into 32Ω (1VRMS Full-Scale Mode)
- 15mW into 32Ω (Reduced Swing Mode)
- 61mW into 16Ω (1VRMS Full-Scale Mode)
- Flexible I2S/TDM Digital Audio Interface
- Support for 16/24/32-Bit Audio Data
- Playback Sample Rates of 8kHz to 192kHz
- No High-Speed Master Clock Required
- Audio CODEC Evaluation Platform Available
- Includes Maxim Reference Headset Design
- 6.7mm2 36-Bump WLP Package
- 0.4mm Pitch with a 0.5mm Height
MAX22707 Low Power, Precision Zero Crossing Detector
The MAX22707 precision zero crossing detector provides a reliable and repeatable zero crossing d...
- Precision Zero Crossing Detection
- Integrated Zero Crossing Detection with ±1% Accuracy
- High Frequency Noise Filter
- 4th Order Low-Pass Filter (LPF)
- 4th Order Band-Pass Filter (BPF)
- Configurability for Ease of Use
- User Selectable Filter Configuration (LPF or BPF)
- Selectable Input Frequency
- Power Saving Stand-By Mode
- Programmable DC Averaging Timer
- Saves PCB Space and Bill of Materials (BOM) Cost
- No External Precision Filter Capacitor Required
- 10-Pin µMAX package 3mm x 3mm
MAX5832 9-Channel, 14-Bit, Current DAC with I2C Interface
The MAX5832 is a 14-bit, 9-channel, current-output digital-to-analog converter (DAC). The device...
- Low 3.0V Supply
- Integrated Multiplexers for Outputs 1 and 2
- Increased Current or Resolution with Outputs Connected in Parallel
- I2C-Compatible Serial Interface
- Internal Reference
- Overtemperature Protection
- -40°C to +105°C Temperature Range
- Available in 3mm x 3mm, 36-Bump WLP
MAX30001G Ultra-Low-Power, Single-Channel Integrated Biopotential (ECG and R-to-R) and Bioimpedance (Resp, GSR/EDA) AFE
The MAX30001G is a complete, biopotential and bioimpedance (BioZ), analog front-end (AFE) soluti...
- Wide BioZ Drive Current Range (55nA to 96μA) Allows for a Wide Impedance Measurement Range
- Can be Used in IEC 60601-2-47:2012 Compliant Systems
- Clinical-Grade ECG and BioZ AFE with High Resolution Data Converter
- 15.9 Bits ENOB with 3.1μVP-P (typ) Noise for ECG
- 17 Bits ENOB with 1.1μVP-P Noise for BioZ
- Better Dry Starts Due to Much Improved Real World CMRR and High Input Impedance
- Fully Differential Input Structure with CMRR > 100dB
- Offers Better Common-Mode to Differential Mode Conversion Due to High Input Impedance
- High Input Impedance > 1GΩ for Extremely Low Common-to-Differential Mode
- Minimum Signal Attenuation at the Input During Dry Start Due to High Electrode Impedance
- High DC Offset Range of ±650mV (1.8V, typ) Allows to Be Used with Wide Variety of Electrodes
- High AC Dynamic Range of 65mVP-P for ECG and ±90mV for BioZ Will Help Prevent Saturation in the Presence of Motion/Direct Electrode Hits
- Longer Battery Life Compared to Competing Solutions
- 85μW at 1.1V Supply Voltage for ECG
- 158μW at 1.1V Supply Voltage for BioZ
- Leads-On Interrupt Feature Allows to Keep the μC in Deep Sleep Mode Until Valid Lead Condition is Detected
- Lead-On Detect Current: 0.7μA (typ)
- Built-In Heart Rate Detection with Interrupt Feature Eliminates the Need to Run HR Algorithm on the μController
- Robust R-R Detection in High Motion Environment at Extremely Low Power
- Configurable Interrupts Allows the μC Wake-Up Only on Every Heart Beat Reducing the Overall System Power
- 32-Word ECG and 8-Word BioZ FIFOs Allows the MCU to Stay Powered Down for 256ms with Full Data Acquisition
- Shutdown Current of 0.6μA (typ)
MAX40080 Precision, Fast Sample-Rate, Digital Current-Sense Amplifier
The MAX40080 is a high-precision, fast-response, bi-directional current-sense amplifier with dig...
- Programmable Sample Rate up to 1Msps
- Wide Input Common-Mode range from -0.1V (ground sensing) to 36V
- Programmable Input Sense Range (±10mV and ±50mV)
- Very low 5μV Input Offset Voltage allows using a small sense resistor
- I2C compliant and SMBus compatible interface with smart modes to save power:
- Wake-up current threshold
- Low 4 measurements/s rate
- Auto-shutdown when I2C is inactive
- Bi-directional current sensing
- Common-Mode Voltage monitoring up to 36V
- Space-saving 12-bump WLP (0.4mm pitch) and 12-pin TDFN
- Peak current Log
- Programmable over-current/voltage thresholds and under-voltage threshold
- Alert output with programmable response time
- 64-cell deep FIFO
MAX98365 Tiny, Cost-Effective, 14V Plug-and-Play Digital Class-D Amplifier
The MAX98365 is an easy-to-use, low-cost, digital input Class-D amplifier that provides industry...
- Simple Plug-and-Play Design
- Wide Amplifier Supply Range (3V to 14V)
- 13.8W Output Power into 8Ω at 14V
- 17.6W Output Power into 6Ω at 14V
- 30mW Quiescent Power
- 1ms Turn-On Time (for MAX98365A and MAX98365B)
- 92.7% Efficiency (7.0W into RL = 8Ω, PVDD = 12V)
- 22µVRMS Output Noise
- 111.5dB Dynamic Range
- -85dB THD+N at 1kHz
- No MCLK Required
- Sample Rates of 8kHz to 192kHz
- Supports Left, Right, or (Left/2 + Right/2) Output in I2S and Left-Justified Modes
- Sophisticated Edge Rate Control Enables Filterless Class-D Outputs
- Low 0.5µA Shutdown Current
- Low RF Susceptibility Rejects TDMA Noise from GSM Radios
- Class-D Switching Frequency Trimmed to 6% for Better EMI Planning
- Extensive Click-and-Pop Reduction Circuitry
- Robust Short-Circuit and Thermal Protection
- Available in Space-Saving Package: 12 Bump, WLP (1.21mm x 1.78mm, 0.4mm Pitch)
MAX5996A IEEE 802.3bt-Compliant, Powered Device with Power Telemetry and Power/Current Limit
The MAX5996A/MAX5996B/MAX5996C provides a complete interface for a powered device (PD) to comply...
- Accurate Power Telemetry (Patent Pending)
- Constant Power/Current Limit (Patent Pending)
- LLDP Power/Current Level Reading (Patent pending)
- IEEE802.3bt Compliant
- Built-in 90W Isolation Switch
- Multi-Classification
- Multi-Event Power Level Indication
- Simplified Wall Adapter Interface
- Inrush Current Limit During Startup
- Current Limit During Normal Operation
- Overtemperature Protection
- AutoClass
- Selectable Green MPS
- Intelligent MPS (Patent US9152161)
- 5mm x 5mm, 16-Pin TQFN
MAX5996B IEEE 802.3bt-Compliant, Powered Device with Power Telemetry and Power/Current Limit
The MAX5996A/MAX5996B/MAX5996C provides a complete interface for a powered device (PD) to comply...
- Accurate Power Telemetry (Patent Pending)
- Constant Power/Current Limit (Patent Pending)
- LLDP Power/Current Level Reading (Patent pending)
- IEEE802.3bt Compliant
- Built-in 90W Isolation Switch
- Multi-Classification
- Multi-Event Power Level Indication
- Simplified Wall Adapter Interface
- Inrush Current Limit During Startup
- Current Limit During Normal Operation
- Overtemperature Protection
- AutoClass
- Selectable Green MPS
- Intelligent MPS (Patent US9152161)
- 5mm x 5mm, 16-Pin TQFN
MAX5996C IEEE 802.3bt-Compliant, Powered Device with Power Telemetry and Power/Current Limit
The MAX5996A/MAX5996B/MAX5996C provides a complete interface for a powered device (PD) to comply...
- Accurate Power Telemetry (Patent Pending)
- Constant Power/Current Limit (Patent Pending)
- LLDP Power/Current Level Reading (Patent pending)
- IEEE802.3bt Compliant
- Built-in 90W Isolation Switch
- Multi-Classification
- Multi-Event Power Level Indication
- Simplified Wall Adapter Interface
- Inrush Current Limit During Startup
- Current Limit During Normal Operation
- Overtemperature Protection
- AutoClass
- Selectable Green MPS
- Intelligent MPS (Patent US9152161)
- 5mm x 5mm, 16-Pin TQFN
MAX31329 Low-Current, Real-Time Clock with I2C, Power Management, and Integrated Crystal
The MAX31329 low-current, real-time clock (RTC) is a timekeeping device that provides timekeepin...
- Increases Battery Life
- 240nA Timekeeping Current
- Trickle Charger for External Supercapacitor or Rechargeable Battery
- Provides Flexible Configurability
- A Schmitt Trigger Input for Event Detection
- Programmable Square-Wave Output for Clock Monitoring
- Two Interrupt Pins for Multiple Wakeup Configurations
- Clock Input Pin for External Clock Synchronization
- Saves Board Space
- Integrated Crystal and Load Capacitors Tuned to ±5ppm Typical Clock Accuracy
- 5mm x 5mm, 10-Pin LGA Package
- Value-Added Features for Ease-of-Use
- +1.6V to +5.5V Operating Voltage Range
- Two Time-of-Day Alarms
- Countdown Timer with Repeat and Pause Functions
- 64-Byte RAM for User Data Storage
- Integrated Protection
- Power-on Reset for Default Configuration
- Automatic Switchover to Backup Battery or Supercapacitor on Power-Fail
- Lockup-Free Operation with Bus Timeout
MAX22005 12-Channel Factory-Calibrated Configurable Industrial-Analog Input
The MAX22005 is a twelve-channel industrial-grade analog input voltage-mode device that can also...
- Enables More Robust and Reliable Systems
- ±36V High-Voltage Protection for All Input Ports
- 2kV HBM ESD Protection of All Pins
- ±2kV Surge Protection (with External 5kΩ Resistor)
- CRC Detection for Robust Serial Communication
- Watchdog Timer
- Software Configurability
- ±12.5V Analog Input-Voltage Mode
- ±25mA Analog Input-Current Mode Using External Sense Resistor
- Configurable Inputs Using External Sense Resistor and Low-Cost Switches
- Best-in-Class System Accuracy
- 0.02% FSR at 25°C Factory Calibrated
- 0.05% FSR over ±50°C from 25°C Factory Calibration
- Maximum of 30nA Input Leakage
- 5ppm/°C Internal Reference
- Additional Features
- Internal or External ADC Reference
- Eight GPIO Ports
- 48.5mW Low Power Dissipation with ±5V Supply
- 30MHz SPI/QSPI/DSP-Compatible Serial Interface
- Operating Temperature -40°C to +125°C
- 7.5mm × 7mm 48-pin LGA package
MAX40024 Low-Noise, Low-Power, Low-Bias-Current Amplifiers
The MAX40023/MAX40024 are single and dual amplifiers optimized for power-sensitive applications ...
- Ultra-Low <1pA Input Bias Current
- Low 17μA Quiescent Current (per Op Amp)
- Low 32nV/√Hz Input-Voltage Noise
- Internal EMI Rejection
- Supply Voltage Range: 1.6V to 3.6V
- Power-Saving Shutdown Mode
- Available in 6-Bump WLP and 6-Pin SOT23 (Single) and 9-Bump WLP and 10-Pin TDFN (Dual)
Design Tool
Reference Designs
DS3231MZEVKIT Board Photo
Evaluation Kits for the DS3231M or DS3232M (±5ppm, I2C Real-Time Clock)
MAXREFDES82
Operates as Both a Weigh Scale and a Touch Interface with Force Sensing for Industrial Applicati...
MAXREFDES77
Interfaces the MAX44285 dual-channel high-side current-sense amplifier to any system that utiliz...
MAXREFDES117
A low power, optical heart-rate module complete with integrated red and IR LEDs, and a power sup...
DS3231MZEVKIT Board Photo
Evaluation Kits for the DS3231M or DS3232M (±5ppm, I2C Real-Time Clock)
MAXREFDES82
Operates as Both a Weigh Scale and a Touch Interface with Force Sensing for Industrial Applicati...
MAXREFDES77
Interfaces the MAX44285 dual-channel high-side current-sense amplifier to any system that utiliz...
MAXREFDES117
A low power, optical heart-rate module complete with integrated red and IR LEDs, and a power sup...
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