PCA9554B; PCA9554C 1. General description The PCA9554B and PCA9554C are low-voltage 8-bit General Purpose Input
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Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up
PCA9554B; PCA9554C 1. General description The PCA9554B and PCA9554C are low-voltage 8-bit General Purpose Input