Specifications 1:

Operating voltage: 2.5 V to 6 V with non-overvoltage tolerant I/O held to VDD with 100 uA current source

Operating temperature: -40~85 Celsius

Low Standby-Current Consumption of 10 μA Max

I2C to Parallel-Port Expander

100 kHz I2C-bus interface (Standard-mode I2C-bus)

Open-Drain Interrupt Output

Compatible with Most Microcontrollers

Latched Outputs with High-Current Drive

Capability for Directly Driving LEDs

Latch-Up Performance Exceeds 100 mA

Specifications 2:

Type: Modular/ Components and parts

Band : none

Interface: I2C

Board Type: Pin or row seat

Specifications 3:

Typical applications: for I / O resource constraints the MCU I / O expansion

The main resources: PCF8574, I2C interface, the 8-bit parallel

Package Included:

10 pcsPCF8574 PCF8574T Communication Module

PCF8574 IO expansion chip with I2C interface, 8-bit parallel port output
Typical application: I / O resource shortage MCU I / O expansion
I2C interface, I / O expansion module, two I / O scalability 8 I / O (up to 8 simultaneous use the PCF8574 expanded to 64 I / O)
Applicable to a variety of platforms including AVR / ARM
Package Included: 10pcs x PCF8574 IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module