XRA1404 expander equivalent, 8-bit spi gpio expander.
* 1.65V to 3.6V operating voltage
* Integrated level shifters
* 8 General Purpose I/Os (GPIOs)
* 5V tolerant inputs
* Maximum stand-by current of 1uA .
where the power is removed from the remote devices, but they may still be connected to the GPIO expander.
As inputs, the.
The XRA1404 is an 8-bit GPIO expander with an SPI interface. After power-up, the XRA1404 has internal 100K ohm pull-up resistors on each I/O pin that can be individually enabled.
In addition, the GPIOs on the XRA1404 can individually be controlled an.
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