MAX72408

Dual SGPIO Backplane Controller

Hardware-Optimized Dual SGPIO (SFF-8485) Controller Allows Drive Enclosure Status Updates for Two Separate Domains


Please check latest availability status for a specific part variant.

Description

The MAX72408 is a dual serial general-purpose input/output (SGPIO) backplane controller. It is intended for system designers and software and firmware developers using this device to support enclosure management functions or other related I/O expansion tasks. The device can be used in any embedded control application including SAS or SATA where the monitoring of and control of a large number of digital I/O signals is required.

Key Features

  • Common Features
    • Dedicated Slave Mode I²C Interface
    • Autoload I²C Master Interface—Can Share with Up to Eight MAX72408 Devices
    • I²C Slave Interface—Can Share with Up to Eight MAX72408 Devices
    • Interrupt Output—Can Configure for Open Drain or Active Drive
    • High-Impedance Inputs (Nonclamping)
    • 5V Tolerant I/O Using 3.3V Technology
    • On-Board 3.3V to 1.8V LDO Regulator for Core Logic
    • Internal Power-On Reset
  • SGPIO Features
    • Support for Up to Eight Drives Per Device—Cascaded Devices Can Support Up to 64 Drives
    • Mated/Present and SATA Pin 11 Activity Input for Each Drive
    • Activity and Status Light-Emitting Diode (LED) Output for Each Drive
    • Implements SGPIO IBPI (SFF-8489 Rev 0.1)
    • Two 24-Bit SGPIO Master/Slave Interfaces
    • Operates in One of Three Modes for Dual or Single Slave Operation
  • GPIO Features
    • Eight Optional Fan-Speed Monitor Inputs
    • Eight Optional Pulse-Width-Modulation (PWM) Outputs
    • Up to 40 User-Defined Pulse-Train Outputs
    • Up to 40 Edge-Sensitive Inputs for Interrupt Generation
    • Up to 40 General-Purpose Input/Output (GPIO) Under User Control

Applications/Uses

  • IO Expansion Over I²C
  • SBB Storage Enclosures (JBODs)
  • Server-Based Hard Drive Backplanes
Product Reliability Reports: MAX72408.pdf 
Device   Fab Process   Technology   Sample size   Rejects   FIT at 25°C   FIT at 55°C   Material Composition  

Note : The failure rates are summarized by technology and mapped to the associated material part numbers. The failure rates are highly dependent on the number of units tested.

Quality Management System >
Environmental Management System >

 
Status:
Package:
Temperature:

Related Resources


MAX25430
Automotive 100W USB-PD Buck-Boost Port Controller and Protector

  • USB-PD PHY That is TCPCI Standard for Use with Any Low-Cost I2C Master Such as Hub IC, MCU or SOC (MAX25430B)
    • Ground-Offset-Adjusted BMC PHY for Maximum Signal-to-Noise Ratio
  • Non-TCPC Versions Available for Protecting External USB-PD Controller (MAX25430A)
  • Integrated Buck-Boost Controller for External H-bridge
    • 4.5V to 36V Input Operating Range
    • Fixed PDO 5V, 9V, 15V, and 20V up to 5.0A
    • 220kHz, 300kHz, or 400kHz Switching Frequency

  • MAX25400
    Automotive Hi-Speed USB 2.0 Protector

    • Targeted Features for Optimized USB Performance
    • Robust for the Automotive Environment
    • Standards

    MAX25431
    Automotive 40V, 2.2MHz, H-Bridge Buck-Boost Controller

    • Meets Stringent Automotive Quality and Reliability Requirements
    • Efficient Solution in a Small Solutions Size
    • Low Quiescent Current Helps Designers Meet Stringent OEM Current Requirements

    MAX22517
    Self-Powered, Two-Channel, 3.5kVRMS Digital Isolator

    • Robust Protection in Small Footprint
    • Robust Galvanic Isolation of Digital Signals
    • Design Flexibility

    MAX22518
    Self-Powered, Two-Channel, 3.5kVRMS Digital Isolator

    • Robust Protection in Small Footprint
    • Robust Galvanic Isolation of Digital Signals
    • Design Flexibility

    MAX22519
    Self-Powered, Two-Channel, 3.5kVRMS Digital Isolator

    • Robust Protection in Small Footprint
    • Robust Galvanic Isolation of Digital Signals
    • Design Flexibility

    MAX33072E
    +3V to +5.5V, Polarity Invert RS-485 Half-Duplex Transceiver with ±65V Fault Protection, ±40V CMR, and ±40kV ESD

    • Integrated Protection for Robust Communication
    • High-Performance Transceiver Enables Flexible Designs

    MAX33073E
    +3V to +5.5V, Polarity Invert RS-485 Half-Duplex Transceiver with ±65V Fault Protection, ±40V CMR, and ±40kV ESD

    • Integrated Protection for Robust Communication
    • High-Performance Transceiver Enables Flexible Designs

    MAX20459
    Automotive High-Current Step-Down Converter with USB-C Dedicated Charging Port

    • One-Chip Type-C Solution Directly from Car Battery to Portable Device
    • Optimal USB Charging and Communication for Portable Devices
    • Low-Noise Features Prevent Interference with AM Band and Portable Devices

    MAX77958
    Standalone USB Type-C and USB Power Delivery Controller

    • Customizable Firmware
    • USB Type-C Support and USB-PD Support
    • Supports BC1.2 Legacy/Proprietary Charger Detection

    MAX14906
    Quad-Channel Industrial Digital Output, Digital Input

    • Per-Channel Configurability Enables Wide Range of Applications 
    • Fault Tolerant with Built-In Diagnostics
    • High Integration Reduces BOM Count and PCB Space 

    MAX22088
    Home Bus System (HBS) Compatible Transceiver

    • High Integration Reduces BOM and Footprint
    • Configurability Enables Flexible Design
    • Integrated Protection for Robust Communication

    MAX14829
    Low Power IO-Link Device Transceiver with Dual Drivers

    • Low Power Dissipation Reduces the Thermal Footprint for Small Sensors
    • Configurability and Integration Reduce SKUs
    • Selectable Driver Integrated Protection Enables Robust Communication