XRT75L03 Datasheet, PDF (6/92 Pages) Exar Corporation – THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR

XRT75L03
REV. 1.0.4
THREE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER ATTENUATOR
TABLE 24: SOURCE LEVEL INTERRUPT ENABLE REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X01 .................. 66
TABLE 25: SOURCE LEVEL INTERRUPT STATUS REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X02 .................. 68
TABLE 26: ALARM STATUS REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X03 ................................................ 70
TABLE 27: TRANSMIT CONTROL REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X04 ......................................... 75
TABLE 28: RECEIVE CONTROL REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X05 ........................................... 78
TABLE 29: CHANNEL CONTROL REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X06 ......................................... 80
TABLE 30: JITTER ATTENUATOR CONTROL REGISTER - CHANNEL 0 ADDRESS LOCATION = 0X07 ......................... 83
8.0 Diagnostic Features: ........................................................................................................................ 84
8.1 PRBS GENERATOR AND DETECTOR: ................................................................................................................ 84
8.2 LOOPBACKS: ............................................................................................................................................... 84
Figure 25. PRBS MODE ................................................................................................................................. 84
8.2.1 ANALOG LOOPBACK: ....................................................................................................................... 85
Figure 26. Analog Loopback ........................................................................................................................... 85
8.2.2 DIGITAL LOOPBACK: ........................................................................................................................ 86
8.2.3 REMOTE LOOPBACK: ....................................................................................................................... 86
Figure 27. Digital Loopback ............................................................................................................................ 86
Figure 28. Remote Loopback .......................................................................................................................... 86
8.3 TRANSMIT ALL ONES (TAOS): ................................................................................................................... 87
Figure 29. Transmit All Ones (TAOS) ............................................................................................................. 87
ORDERING INFORMATION ................................................................................................................. 88
PACKAGE DIMENSIONS - 14X20 MM, 128 PIN PACKAGE ................................................................................ 88
REVISIONS ................................................................................................................................................. 89
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