Part number:
PCA9541
Manufacturer:
NXP ↗ Semiconductors
File Size:
403.66 KB
Description:
2-to-1 i2c-bus master selector.
Datasheet Details
Part number:
PCA9541
Manufacturer:
NXP ↗ Semiconductors
File Size:
403.66 KB
Description:
2-to-1 i2c-bus master selector.
PCA9541, 2-to-1 I2C-bus master selector
The PCA9541 is a 2-to-1 I2C-bus master selector designed for high reliability dual master I2C-bus applications where system operation is required, even when one master fails or the controller card is removed for maintenance.
The two masters (for example, primary and back-up) are located on separate
PCA9541 Features
* 2-to-1 bidirectional master selector
* I2C-bus interface logic; compatible with SMBus standards
* PCA9541/01 powers up with Channel 0 selected
* PCA9541/03 powers up with no channel selected and either master can take control of the bus
* Active LOW interrupt input
* 2 acti
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