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TCA9539-Q1

Low Voltage 16-Bit I2C and SMBUS Low-Power I/O Expander

TCA9539-Q1 Features

* 1 Qualified for Automotive Applications

* I2C to Parallel Port Expander

* Open-Drain Active-Low Interrupt Output

* Active-Low Reset Input

* 5-V Tolerant Input and Output Ports

* Compatible With Most Microcontrollers

* 400-kHz Fast I2C Bus

TCA9539-Q1 General Description

The TCA9539-Q1 is a 24-pin device that provides 16 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 (VCC) range from 1.65 V to 3.6 V. The device supports 100-kHz (I2C Stand.

TCA9539-Q1 Datasheet (1.24 MB)

Preview of TCA9539-Q1 PDF

Datasheet Details

Part number:

TCA9539-Q1

Manufacturer:

Texas Instruments ↗

File Size:

1.24 MB

Description:

Low voltage 16-bit i2c and smbus low-power i/o expander.
Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9539-Q1 SCPS254C

* JANUARY 2014

* REVISED DE.

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TCA9539-Q1 Low Voltage 16-Bit I2C and SMBUS Low-Power Expander Texas Instruments

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