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PCF8574A

Remote 8-Bit I/O Expander

PCF8574A 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 E

PCF8574A General 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. The PCF8574A device provides general-purpose remote I/O expansion for most microcontroller families via the I2C interface [serial clock (SCL), serial data (SDA)]. The device f.

PCF8574A Datasheet (2.38 MB)

Preview of PCF8574A PDF

Datasheet Details

Part number:

PCF8574A

Manufacturer:

Texas Instruments ↗

File Size:

2.38 MB

Description:

Remote 8-bit i/o expander.
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community PCF8574A SCPS069F

* JULY 2001

* REVISED NOVE.

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TAGS

PCF8574A Remote 8-Bit Expander Texas Instruments

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