XRT59L921IB Exar Corporation, XRT59L921IB Datasheet - Page 30

• 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
T
RANSFORMER
IGURE
Loss Of Signal_x
18. I
TxLineClk_x
RxNEG_x
TxPOS_x
TxNEG_x
RxPOS_x
LLUSTRATION ON HOW TO INTERFACE
-
COUPLED TO A
120Ω
TxPOS_x
TxNEG_x
TxLineClk_x
RxPOS_x
RxNEG_x
RxLOS_x
BALANCED LINE
XRT59L921
RRING_x
TRING_x
RTIP_x
TTIP_x
C
HANNEL
)
28
9.1 Ω
9.1 Ω
1 (
OF THE
120 Ω
XRT59L921)
1:1
1:2
TO THE
L
INE
TTIP_x
TRING_x
RTIP_x
RRing_x
(R
ECEIVER IS
REV. 1.2.1