PCA9554B

Name: PCA9554B
Brand: NXP

ActiveI2C / SPI / IO Expanders输入电压 1.65 ~ 5.5 V

PCA9554C Low-voltage 8-bit I2C-bus and SMBus low power I/O port with interrupt, weak pull-up

PCA9554B Key Specifications

Source: manufacturer datasheet

输入电压	1.65 ~ 5.5 V

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