PCA8550

 

 

•4-bit 2-to-1 multiplexer, 1-bit latch

•5-bit internal non-volatile register

•Override input forces all outputs to logic 0

•Internal non-volatile register write/readable via I2C bus

•Write-protect pin enables/disables I2C writes to register

•2.5V multiplexed outputs

•3.3V non-multiplexed output (latched)

•5V tolerant inputs

•Useful for ’jumperless’ configuration of PC motherboards

•Designed for use in Pentium Pro/Pentium II systems

Pentium II is a registered trademark of Intel Corporation

 

 

 

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