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PCF8574A - Remote 8-Bit I/O Expander

Texas Instruments

The PCF8574A by Texas Instruments is a Remote 8-Bit I/O Expander. Below is the official datasheet preview.

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PCF8574A Remote 8-Bit I/O Expander by Texas Instruments - Datasheet Preview — Official preview page of the PCF8574A Remote 8-Bit I/O Expander datasheet (Texas Instruments).

Datasheet Details

Part number	PCF8574A
Manufacturer	Texas Instruments
File Size	2.38 MB
Description	Remote 8-Bit I/O Expander
Datasheet	PCF8574A-etcTI.pdf
Additional preview pages of the PCF8574A datasheet.

PCF8574A Product details

Description

This 8-bit input/output (I/O) expander for the two-line bidirectional bus (I2C) is designed for 2.5-V to 6-V VCC operation.

Features

Low Standby-Current Consumption of 10 μA 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 Exceeds 100 mA Per JESD 78, Class II 2.

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Published: Dec 24, 2019 |