PCA9575 Datasheet, NXP Semiconductors

* Separate supply rails for core logic and each of the two I/O banks provides voltage level shifting
* 1.1 V to 3.6 V operation with level shifting feature
* .

and was developed to enhance the NXP family of I2C-bus I/O expanders. The improvements include lower supply current, low.

The PCA9575 is a CMOS device that provides 16 bits of General Purpose parallel Input/Output (GPIO) expansion in low voltage processor and handheld battery powered mobile applications and was developed to enhance the NXP family of I2C-bus I/O expander.