XRT72L54 Datasheet, PDF (45/484 Pages) Exar Corporation – FOUR CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER

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PRELIMINARY
PIN DESCRIPTION
PIN #
PIN NAME
W11
TxOHFrame[2]/
TxHDLCClk[2]
W12
TxNib3[2]/
TxHDLCDat3[2]
W13
TxNib1[2]/
TxHDLCDat1[2]
W14
TxOHInd[3]/
TxHDLCDat6[3]
W15
TxNIBClk[2]/
SndFCS[2]
W16
TxNibFrame[2]/
ValFCS[2]
W17
RxNib2[3]/
RxHDLCDat2[3]
W18
RxNib0[3]/
RxHDLCDat0[3]
W19
RxSer[2]/
RxIdle[2]
W20
RxOHInd[2]
Y1
RxRed[3]
Y2
TxLev[3]
Y3
EncoDis[3]
Y4
EncoDis[2]
Y5
TxAISEn[3]
Y6
TxOH[3]/
TxHDLCDat5[3]
Y7
RxOH[2]/
RxHDLCDat6[2]
Y8
RxOHEnable[3]/
RxHDLCDat5[3]
Y9
TxOHClk[3]
Y10 TxOHEnable[2]/
TxHDLCDat7[2]
Y11
TxOHFrame[3]/
TxHDLCClk[3]
Y12
TxNib3[3]/
TxHDLCDat3[3]
XRT72L54
FOUR CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER
REV. P1.1.2
TYPE
O
I
I
O
I
O
I
O
O
O
O
O
O
O
O
O
I
I
O
O
O
O
I
O
I
DESCRIPTION
See Description for Pin C13
See Description for Pin D19
See Description for Pin E17
See Description for Pin E19
See Description for Pin F18
See Description for Pin G17
See Description for Pin H18
See Description for Pin G19
See Description for Pin F19
See Description for Pin G18
See Description for Pin B5
See Description for Pin C3
See Description for Pin B2
See Description for Pin B2
See Description for Pin B15
See Description for Pin A15
See Description for Pin C12
See Description for Pin B13
See Description for Pin A14
See Description for Pin B14
See Description for Pin C13
See Description for Pin D19
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