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PCF8574 Remote 8-Bit I/O Expander

PCF8574 Description

PCF8574 SCPS068K * JULY 2001 * REVISED SEPTEMBER 2024 PCF8574 Remote 8-Bit I/O Expander for I2C Bus 1 .
This 8-bit input/output (I/O) expander for the two-line bidirectional bus (I2C) is designed for 2.

PCF8574 Features

* Low standby-current consumption of 10μA max
* I2C to parallel-port expander
* Open-drain interrupt output
* Compatible with most microcontrollers
* Latched outputs with high-current drive capability for directly driving LEDs
* Latch-up performance ex

PCF8574 Applications

* Telecom shelters: filter units
* Servers
* Routers (telecom switching equipment)
* Personal computers
* Personal electronics
* Industrial automation

📥 Download Datasheet

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Remote 8-Bit Expander Texas Instruments
Texas Instruments PCF8574-like datasheet