16-bit I2C-bus and SMBus I/O port
Description
PCA9555
16-bit I2C-bus and SMBus I/O port with interrupt
Rev. 10 — 8 November 2017
Product data sheet
1. General description
The PCA9555 is a 24-pin CMOS device that provides 16 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and was developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders....
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