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TCA9509 Handling of EN Pin

Seishin
Genius 4135 points

Hi,

EN pin is pulled up to 1.1V via a 10kΩ resistor in the datasheet.

http://www.ti.com/lit/ds/symlink/tca9509.pdf

Can I connect directly to VCCA or VCCB when EN is not controlled by MASTER?

 

Best Regards,

Seishin