TCA9539-Q1 datasheet, expander equivalent, Texas Instruments

TCA9539-Q1 expander equivalent, low voltage 16-bit i2c and smbus low-power i/o expander.

Features and benefits

*1 Qualified for Automotive Applications
* I2C to Parallel Port Expander
* Open-Drain Active-Low Interrupt Output
* Active-Low Reset Input
* 5-V Toler.

Application

* I2C to Parallel Port Expander
* Open-Drain Active-Low Interrupt Output
* Active-Low Reset Input
* 5-V .

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 .

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