DESCRIPTION

· The MAX7318 is a 2-wire-interfaced expander offering 16-bit parallel I/O port expansion for SMBus™ and I2C applications.

· It includes input/output port registers, polarity inversion registers, configuration registers, and an I2C-compatible serial interface.

· Features power-on reset initializing I/Os as inputs, supports hot insertion, and is available in multiple package types.

FEATURES

· 400kbps I2C-Compatible Serial Interface.

· Operates from 2V to 5.5V with 5.5V overvoltage-tolerant I/Os.

· Supports hot insertion and includes 16 I/O pins defaulting to inputs on power-up.

· Features 100kΩ pullup on each I/O, open-drain interrupt output, and noise filter on SCL/SDA inputs.

· Offers 64 slave ID addresses and operates from -40°C to +125°C.

APPLICATIONS

· Servers and RAID Systems.

· Industrial Control and Medical Equipment.

· PLCs and Instrumentation.

· Test Measurement applications.