XRT75L03D Datasheet, PDF (8/134 Pages) Exar Corporation – THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH SONET DESYNCHRONIZER

XRT75L03D
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REV. 1.0.0 THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH SONET DESYNCHRONIZER
Figure 64. Simple Illustration of the XRT75L03D being used in a SONET De-Synchronizer" Application ... 125
9.8.3 How does the XRT75L03D permit the user to comply with the SONET APS Recovery Time require-
ments of 50ms (per Telcordia GR-253-CORE)? ........................................................................................................... 126
TABLE 33: MEASURED APS RECOVERY TIME AS A FUNCTION OF DS3 PPM OFFSET .......................................... 126
9.8.4 How should one configure the XRT75L03D, if one needs to support "Daisy-Chain" Testing at the
end Customer's site? ..................................................................................................................................................... 127
JITTER ATTENUATOR CONTROL REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X07 ................................. 127
CHANNEL 1 ADDRESS LOCATION = 0X0F ............................ 127
CHANNEL 2 ADDRESS LOCATION = 0X17 ............................ 127
JITTER ATTENUATOR CONTROL REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X07 ................................. 127
CHANNEL 1 ADDRESS LOCATION = 0X0F ................................... 127
CHANNEL 2 ADDRESS LOCATION = 0X17 ................................... 127
ORDERING INFORMATION ............................................................................................................... 128
PACKAGE DIMENSIONS - 14X20 MM, 128 PIN PACKAGE .............................................................................. 128
REVISIONS ............................................................................................................................................... 129
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