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PCA9306, TCA9517 / about Power Sequence between VREF1 and VREF2

Toshiyuki
Mastermind 7075 points
Other Parts Discussed in Thread: PCA9306, TCA9517

Hi,

Customer is considering PCA9306, TCA9517. Is there a constraint about Power Sequence?  At first, could VREF2 only supply before VREF1 ?

Best Regards,

Kato