TCA9539 expander equivalent, low voltage 16-bit i2c and smbus low-power i/o expander.
*1 I2C to Parallel Port Expander
* Low Standby-Current Consumption
* Open-Drain Active-Low Interrupt Output
* Active-Low Reset Input
* 5-V Tolerant I/.
* Servers
* Routers (Telecom Switching Equipment)
* Personal Computers, smartphones
* Industrial Automat.
The TCA9539 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 t.
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