XRT59L921IB Exar Corporation, XRT59L921IB Datasheet - Page 28

• Manufacturer Part Number: XRT59L921IB
• Description: 21 CHANNEL E1 LIU
• Manufacturer: Exar Corporation

Specifications of XRT59L921IB

• Lead Free Status / RoHS Status: Contains lead / RoHS Compliant

XRT59L921
TWENTY-ONE CHANNEL E1 LINE INTERFACE UNIT
F
F
IGURE
IGURE
TxPOS or
TxPOS or
RxNEG
TNEG
TNEG
RxPOS
TRing
TRing
TTIP/
TTIP/
TClk
RRing
/RTIP
15. T
16. R
RANSMIT
ECEIVE
T
2
T
T
T
IMING
1
IMING
D
D
IAGRAM
IAGRAM
R
T
pd
su
R
T
T
xpw
3
3
T
ho
RZ Mode (non-Clock Mode)
T
T
NRZ Mode (Clock Mode)
XPW
XPW
26
VTxOUT
VTxOUT
T
r
R
T
tr
f
R
tf
REV. 1.2.1