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TCA9538

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

TCA9538 Features

* 1 Low Standby Current Consumption

* I2C to Parallel Port Expander

* Open-Drain Active-Low Interrupt Output

* Active-Low Reset Input

* Operating Power-Supply Voltage Range of 1.65 V to 5.5 V

* 5-V Tolerant I/O Ports

* 400-kHz Fast I2C Bus

TCA9538 General Description

The TCA9538 is a 16-pin device that provides 8 bits of general purpose parallel input and output (I/O) expansion for the two-line bidirectional I2C bus (or SMBus) protocol. The device can operate with a power supply voltage ranging from 1.65 V to 5.5 V. The device supports both 100-kHz (Standard-mod.

TCA9538 Datasheet (1.12 MB)

Preview of TCA9538 PDF

Datasheet Details

Part number:

TCA9538

Manufacturer:

Texas Instruments ↗

File Size:

1.12 MB

Description:

Low voltage 8-bit i2c and smbus low-power i/o expander.
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TCA9538 SCPS199D

* AUGUST 2014

* REVISED OCT.

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TCA9538 Low Voltage 8-Bit I2C and SMBus Low-Power Expander Texas Instruments

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