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XR68C681J-F Datasheet, PDF (31/75 Pages) Exar Corporation – CMOS Dual Channel UART(DUART)
XR68C681
Transmitter
TX
Receiver
RX
TX Clock
RX Clock
Figure 10. Example of a Serial Data Transmission System
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Figure 11. Receiver (1X) Sampling, if the RX clock is slightly faster
than the TX clock.
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Figure 12.
  
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