* Operating power-supply voltage range of 1.08 V to 3.6 V
* Low standby current consumption of 1 µA typical at 1.8 mV
* 1-MHz fast mode plus I2C bus
* Har.
* Servers
* Routers (telecom switching equipment)
* Personal computers
* Personal electronics
* Indu.
The TCAL9539 device provides general purpose parallel input/output (I/O) expansion for the two-line bidirectional I2C bus (or SMBus) protocol and is designed for 1.08-V to 3.6-V VCC operation.
The device supports 100-kHz (Standard-mode), 400kHz (Fas.
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