PCA8574

Name: PCA8574
Brand: NXP

ActiveI2C / SPI / IO Expanders输入电压 2.3 ~ 5.5 V

PCA8574A Remote 8-bit I/O expander for I2C-bus with interrupt

PCA8574 Key Specifications

Source: manufacturer datasheet

输入电压	2.3 ~ 5.5 V

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