XRT7302IQ80 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XRT7302IQ80' PDF : 77 Pages View PDF
XRT7302 2 CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
áç
REV. 1.1.0
tem). Each of these Bellcore specifications further
state that the cable length (between the Transmit Out-
put and the Digital Cross Connect system) can range
anywhere from 0 to 450 feet.
The Isolated DSX-3 Pulse Template Requirement
(per Bellcore GR-499-CORE) is illustrated in
Figure 12.
FIGURE 12. THE "BELLCORE GR-499-CORE" TRANSMIT OUTPUT PULSE TEMPLATE FOR DS3 APPLICATIONS
D S 3 P u ls e T e m p la te
1.2
1
0.8
0.6
Lower Curve
Upper Curve
0.4
0.2
0
-0.2
-1 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
Tim e , in UI
1 1.1 1.2 1.3 1.4
The Isolated STSX-1 Pulse Template Requirement
(per Bellcore GR-253-CORE), is illustrated in
Figure 13.
34
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