PCA9541A selector equivalent, 2-to-1 i2c-bus master selector.
* 2-to-1 bidirectional master selector
* I2C-bus interface logic; compatible with SMBus standards
* PCA9541A/01 powers up with Channel 0 selected
* PCA954.
where system operation is required, even when one master fails or the controller card is removed for maintenance. The tw.
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