MAX7315AEE - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX7315AEE

Manufacturer

Analog Devices

Introduction

An I/O expander for the I2C-bus/SMBus with interrupt and hot-insertion protection.

Product Features and Performance

8-bit I/O port expander with interrupt output

PWM feature for LED dimming and speed control

Compatible with I2C and SMBus protocols

Open-drain output type with 50mA current capability

Built-in hot-insertion protection

Clock frequency support up to 400 kHz

Wide operating voltage range from 2V to 3.6V

Extended operating temperature range from -40°C to 125°C

Product Advantages

Provides additional I/O ports with simple I2C/SMBus interface

Integrated PWM function reduces extra components for LED control

High output current capability for driving LEDs or relays

Supports hot swapping, enhancing system reliability

Ideal for battery-powered applications due to low operating voltage

Robust temperature range suits harsh environmental conditions

Key Technical Parameters

Number of I/O: 8

Interface: I2C, SMBus

Interrupt Output: Yes

Current - Output Source/Sink: 50mA

Clock Frequency: 400 kHz

Voltage - Supply: 2V ~ 3.6V

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Hot-insertion protection for system reliability

Extended temperature range for operation in extreme conditions

Compatibility

I2C and SMBus interface compatibility

Surface mount 16-SSOP Package compatible with standard PCB manufacturing processes

Application Areas

Embedded systems

Industrial controls

Server management

Battery management systems

Automotive electronics

Consumer electronics

Product Lifecycle

The MAX7315AEE is currently active, indicating ongoing production and availability. No indication of discontinuation; possible future upgrades or replacements depending on technology evolution.

Several Key Reasons to Choose This Product

Versatile I/O expansion with simple bus interface

Built-in PWM capability for efficient power management

Ability to drive loads directly without additional transistors for most applications

Hot-insertion protection supports maintenance and expansion without system shutdown

Low operational voltage compatible with modern low-voltage electronics

Supports harsh temperature environments, ensuring reliability in various applications

Active product status ensures ongoing support and availability