TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander

Texas Instruments

Description

Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9554A SCPS196E * DECEMBER 2010 * REVISED FEB.
The TCA9554A is a 16-pin device that provides 8 bits of general purpose parallel input-output (I/O) expansion for the two-line bidirectional I2C bus (.

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Datasheet Specifications

Part number: TCA9554A
Manufacturer: Texas Instruments ↗
File Size: 2.34 MB
Datasheet: TCA9554A-etcTI.pdf
Description: Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander

Features

* 1 I2C to Parallel Port Expander
* Open-Drain Active-Low Interrupt Output
* Operating Power-Supply Voltage Range of 1.65 V to 5.5 V
* 5-V Tolerant I/O Ports
* 400-kHz Fast I2C Bus
* Three Hardware Address Pins Allow up to Eight Devices on the I2C/SMBus

Applications

* Servers
* Routers (Telecom Switching Equipment)
* Personal Computers
* Personal Electronics (for example: Gaming Consoles)
* Industrial Automation

TCA9554A Distributors

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TCA9554A Low Voltage 8-Bit I2C and SMBus Low-Power Expander Texas Instruments

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