Overview







Radio-Frequency (RF) Link



Data Sheets
Part Number Description Key Advantages
MAX7031 Low-Cost, 308MHz, 315MHz, and 433.92MHz FSK Transceiver with Fractional-N PLL

Long battery life, small size, and faster and simpler product design. 
MAX7032 Low-Cost, Crystal-Based, Programmable, ASK/FSK Transceiver with Fractional-N PLL

Long battery life, small size, and maximum flexibility. 
MAX7030 Low-Cost, 315MHz and 433.92MHz ASK Transceiver with Fractional-N PLL

Long battery life, small size, and faster and simpler product design. 
MAX1479 300MHz to 450MHz Low-Power, Crystal-Based +10dBm ASK/FSK Transmitter

ASK/FSK transmitter for both North America and Europe offering crystal stability and long battery life. 
MAX1471 315MHz/434MHz Low-Power, 3V/5V ASK/FSK Superheterodyne Receiver

Provides extended range while reducing cost. 



Key Specifications:

ISM RF Receivers
Part Number IF fOUT
(MHz)		 VSUPPLY
(V)		 ISUPPLY
(mA)		 Applications Solutions Band/ Freq.
(MHz)		 Features Footprint
(mm x mm)		 Budgetary
Price
See Notes
MAX1471  10.7
2.4 to 3.6
4.5 to 5.5
 7
Garage Door Openers
ISM
RKE
Remote Controls
Remote Keyless Entry
Security Systems
TPM
Wireless Sensors
300MHz to 450MHz
400MHz
 300 to 450
-40C to +125C operation
1.1uA Deep-Sleep Mode Current
7mA Operating Supply Current
ASK and FSK Demodulated Data on Separate Outputs
On-Chip PLL, VCO and Loop Filter
Operates down to 2.4V
Operates from Single 3.3V or 5.0V Supplies
Programmable Through Serial
 5.0 x 5.0 $2.30 @1k
See All ISM RF Receivers (9)


ISM RF Transceivers
Part Number Solutions Features Applications Freq.
(MHz)		 ISUPPLY
(mA)		 Footprint
(mm x mm)		 Budgetary
Price
See Notes
MAX7031 
Automotive
ISM, RKE, SRD; 315-433.92MHz Bands
Remote Controls
Remote Sensing
Security Systems
Smoke Alarms
+10dBm Output Power into 50Ω Load
FSK Modulation
Factory-Preset Frequency
Integrated Tx/Rx Switch
Single-Crystal Transceiver
AMR
ISM
Remote Controls
Remote Sensing
Security Systems
Smoke Alarms
 308 to 433.92 11.6 5.0 x 5.0 -
MAX7030 
+10dBm Output Power into 50Ω Load
+2.1V to +3.6V or +4.5V to +5.5V Single-Supply
> 45dB Image Rejection
ASK/OOK Modulation
Factory-Preset Frequency
Integrated Tx/Rx Switch
Small, 5x5, 32-Pin, Thin QFN Package
Typical RF Sensitivity: -114dBm
 300 to 450
Rx: <6.7
Tx <12.5
 $2.50 @1k
MAX7032 
+10dBm Output Power into 50Ω Load
+2.1V to +3.6V or +4.5V to +5.5V Single-Supply
> 45dB Image Rejection
ASK/OOK and FSK Modulation
Agile Transmitter Frequency Synthesizer
Autopolling Low-Power Management
Integrated Tx/Rx Switch
RSSI Output with High Dynamic Range
Small, 5x5, 32-Pin, Thin QFN Package
Typical ASK Sensitivity: -114dBm
Typical FSK Sensitivity: -110dBm
User-Adjustable 300MHz to 450MHz Carrier Frequency
User-Adjustable FSK Frequency Deviation
 300 to 450
Rx: <6.7
Tx <12.5
 $3.10 @1k
See All ISM RF Transceivers (9)


ISM RF Transmitters
Part Number Solutions Applications Band/ Freq.
(MHz)		 Features Footprint
(mm x mm)		 Budgetary
Price
See Notes
MAX1479  300 to 450MHz-ISM RKE
Automotive
Garage Door Openers
Home Automation
ISM
ISM (Europe)
RF Remote Controls
RKE
Security Systems
TPM
 300 to 450
2.1V to 3.6V Single-Supply Operation
200 us Start-Up Time
Adjustable FSK Shift
ETSI-Compliant EN300 220
Low Supply Current (6.7mA in ASK Mode, and 10.5mA in FSK Mode)
Output Power Adjustable to >+10dBm
Small 16-pin Thin QFN Package
Supports ASK, OOK
 3.0 x 3.0 $1.06 @1k
See All ISM RF Transmitters (13)