PCA9537 port equivalent, 4-bit i2c and smbus low power i/o port.
* 4-bit I2C-bus GPIO with interrupt and reset
* Operating power supply voltage range of 2.3 V to 5.5 V
* 5 V tolerant I/Os
* Polarity Inversion register <.
It was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders. I/O expanders provide a simple solu.
The PCA9537 is a 10-pin CMOS device that provides 4 bits of General Purpose parallel Input/Output (GPIO) expansion with interrupt and reset for I2C-bus/SMBus applications. It was developed to enhance the NXP Semiconductors family of I2C-bus I/O expan.
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