Datasheet

DS21Q59 Quad E1 Transceiver
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LIST OF TABLES
Table 4-A. Pin Description (Sorted by Function)...................................................................................... 8
Table 4-B. Pin Assignments (Sorted by Number) ...................................................................................10
Table 4-C. System (Backplane) Interface Pins .......................................................................................12
Table 4-D. Alternate Jitter Attenuator .....................................................................................................12
Table 4-E. Clock Synthesizer .................................................................................................................12
Table 4-F. Parallel Port Control Pins ......................................................................................................12
Table 4-G. Serial Port Control Pins.........................................................................................................13
Table 4-H. Line Interface Pins ................................................................................................................13
Table 4-I. Supply Pins ............................................................................................................................13
Table 6-A. Bus Mode Select ...................................................................................................................14
Table 7-A. Register Map (Sorted by Address) ........................................................................................16
Table 8-A. Sync/Resync Criteria.............................................................................................................19
Table 8-B. G.703 Function......................................................................................................................24
Table 8-C. Output Modes .......................................................................................................................25
Table 9-A. Alarm Criteria ........................................................................................................................29
Table 13-A. Transmit PRBS Mode Select...............................................................................................39
Table 13-B. Receive PRBS Mode Select................................................................................................39
Table 14-A. Synthesizer Output Select...................................................................................................40
Table 14-B. System Clock Selection.......................................................................................................40
Table 20-A. OUTA and OUTB Function Select.......................................................................................46
Table 21-A. Line Build-Out Select in LICR..............................................................................................48
Table 21-B. Transformer Specifications..................................................................................................48
Table 23-A. IBO System Clock Select ....................................................................................................54
Table 23-B. IBO Device Assignment ......................................................................................................54
Table 26-A. AC Characteristics—Multiplexed Parallel Port.....................................................................63
Table 26-B. AC Characteristics—Nonmultiplexed Parallel Port ..............................................................66
Table 26-C. AC Characteristics—Serial Port (BTS1 = 1, BTS0 = 0) .......................................................68
Table 26-D. AC Characteristics—Receiver.............................................................................................69
Table 26-E. AC Characteristics—Transmit .............................................................................................72
Table 26-F. AC Characteristics—Special Modes ....................................................................................74