PCF8575 expander equivalent, remote16-bit i2c and smbus i/o expander.
*1 I2C to Parallel-Port Expander
* Open-Drain Interrupt Output
* Low Standby-Current Consumption of 10 μA Max
* Compatible With Most Microcontrollers
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* Telecom Shelters: Filter Units
* Servers
* Routers (Telecom Switching Equipment)
* Personal Computers .
This 16-bit I/O expander for the two-line bidirectional bus (I2C) is designed for 2.5-V to 5.5-V VCC operation.
The PCF8575 device provides general-purpose remote I/O expansion for most microcontroller families by way of the I2C interface [serial clo.
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