Other Parts Discussed in Thread: TCA4311, TCA9511A
Tool/software:
TCA4311 not propagating ACK --Will this happen on next bit just after ACK?
There is a similar phenomenon, but after ACK.
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Hi Chunjie,
TCA4311A has a missing ACK errata. See page 10 of the datasheet.
My recommendation is to move to TCA9511A which is the p2p drop in replacement to this device and fixes the missing ACK issue.
Regards,
Tyler