PM4351(2001) Просмотр технического описания (PDF) - PMC-Sierra

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Компоненты Описание

производитель

PM4351
(Rev.:2001)

Combined E1/T1/J1 Transceiver/Framer

PMC-Sierra 

STANDARD PRODUCT

DATA SHEET

PMC-1970624

ISSUE 10

PM4351 COMET

COMBINED E1/T1 TRANSCEIVER

LIST OF TABLES

Table 1 - Backplane Transmit Interface (4 pins) ......................................... 19

Table 2 - Backplane Receive Interface (4 pins) .......................................... 21

Table 3 - Transmit Line Interface (6 pins) ................................................... 23

Table 4 - Receive Line Interface (4 pins) .................................................... 24

Table 5 - Timing Options Control (5 pins) ................................................... 24

Table 6 - Analog Support Circuitry (4 pins) ................................................. 25

Table 7 - JTAG (IEEE 1149.1) Boundary Scan Test Interface (5 pins)........ 26

Table 8 - Microprocessor Interface (23 pins) .............................................. 26

Table 9 - Power and Ground (25 pins)........................................................ 28

Table 10 - PM4351-RI Pin Summary ............................................................ 30

Table 11 PM4351-NI Pin Summary .............................................................. 30

Table 12 - External Component Descriptions ............................................... 34

Table 13 - Typical Input Return Loss at Receiver ......................................... 35

Table 14 - Termination Resistors, Transformer Ratios and TRL ................... 35

Table 15 - E1-FRMR Framing States............................................................ 44

Table 16 - Normal Mode Register Memory Map ........................................... 66

Table 17 - TJAT FIFO Output Clock Source ................................................ 90

Table 18 - TJAT PLL Source ......................................................................... 91

Table 19 - Transmit Timing Options Summary.............................................. 91

Table 20 - Loss of Signal Thresholds.......................................................... 109

Table 21 - Receive Backplane NXDS0 Mode Selection ............................. 137

Table 22 - Receive Backplane Rate............................................................ 139

PROPRIETARY AND CONFIDENTIAL

xvi

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