XRT79L72 Datasheet, PDF (66/72 Pages) Exar Corporation – 2 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC

XRT79L72
REV. P1.0.2
PRELIMINARY
xr
2 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
FIGURE 18. TIMING DIAGRAM FOR THE RECEIVE PAYLOAD DATA OUTPUT INTERFACE (NIBBLE-PARALLEL MODE)
XRT79L72 Receive Payload Data I/F Signals
RxOutClk
RxClk
RxNib[3:0]
RxFrame
t54
Nibble [0]
Nibble [1]
DS3 Frame Number N DS3 Frame Number N + 1
t53
Recommended Sampling Edge of Terminal
Equipment
63