XRT72L58 Datasheet, PDF (41/486 Pages) Exar Corporation – EIGHT CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER

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PRELIMINARY
XRT72L58
EIGHT CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER
REV. P1.1.2
PIN DESCRIPTION FOR THE XRT72L58
PIN #
V3
V4
V23
V24
V25
V26
W1
W2
W3
W4
W23
W24
W25
W26
Y1
Y2
Y3
Y4
Y23
Y24
Y25
Y26
AA1
AA2
AA3
AA4
PIN NAME
RxPOS[4]
RxLineClk[4]
RxLOS[3]
RxOH[3]/
RxHDLCDat6[3]
RxOHFrame[3]/
RxHDLCDat4[3]
RxOHClk[3]/
RxHDLCClk[3]
ExtLOS[4]
TxFrameRef[4]
TxPOS[4]
RxOutClk[4]/
RxHDLCDat7[4]
RxNib2[3]/
RxHDLCDat2[3]
RxClk[3]
RxOHInd[3]
RxSer[3]/
RxIdle[3]
TxLineClk[4]
TxNEG[4]
TxPOS[1]
TxFrameRef[1]
TxNibClk[3]/
SndFCS[3]
RxFrame[3]
RxNib1[3]/
RxHDLCDat1[3]
RxNib0[3]/
RxHDLCDat0[3]
TxLineClk[1]
TxNEG[1]
RxNEG[1]
RxLineClk[1]
TYPE
I
I
O
O
See Description of Pin G4
See Description of Pin G3
See Description of Pin A8
See Description of Pin B11
DESCRIPTION
O
See Description of Pin A11
O
See Description of Pin A7
I
See Description of Pin E2
I
See Description of Pin H1
O
See Description of Pin E1
O
See Description of Pin F2
O
See Description of Pin A10
O
See Description of Pin B9
O
See Description of Pin C11
O
See Description of Pin B25
O
See Description of Pin D1
O
See Description of Pin F1
O
See Description of Pin E1
I
See Description of Pin H1
O
See Description of Pin A2
I
O
See Description of Pin A9
O
See Description of Pin A5
O
See Description of Pin A18
O
See Description of Pin D1
O
See Description of Pin F1
I
See Description of Pin F3
I
See Description of Pin G3
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