STANDARD PRODUCT
PM4351 COMET
DATA SHEET
PMC-1970624
ISSUE 10
COMBINED E1/T1 TRANSCEIVER
Figure 23 - Transmit Backplane at 4.096 Mbit/s (E1 mode)......................... 360
Figure 24 - Transmit Backplane at 8.192 Mbit/s (T1 mode) ......................... 360
Figure 25 - Transmit Backplane at 8.192 Mbit/s (E1 mode)......................... 361
Figure 26 - Concentration Highway Interface Timing, Example 1 ................ 361
Figure 27 - Concentration Highway Interface Timing, Example 2 ................ 361
Figure 28 - Receive Backplane at 1.544 Mbit/s (T1 Mode).......................... 362
Figure 29 - Receive Backplane at 2.048 Mbit/s (T1 Mode).......................... 363
Figure 30 - Receive Backplane at 2.048 Mbit/s (E1 Mode).......................... 363
Figure 31 - Receive Backplane at 4.096 Mbit/s (T1 Mode)......................... 364
Figure 32 - Receive Backplane at 4.096 Mbit/s (E1 Mode)......................... 364
Figure 33 - Receive Backplane at 8.192 Mbit/s (T1 Mode)......................... 365
Figure 34 - Receive Backplane at 8.192 Mbit/s (E1 Mode)......................... 365
Figure 35 - Concentration Highway Interface Timing, Example 1 ............... 366
Figure 36 - Concentration Highway Interface Timing, Example 2 ............... 366
Figure 37 - Typical Data Frame.................................................................... 377
Figure 38 - Pattern Generator Structure....................................................... 414
Figure 39 - Line Loopback ........................................................................... 418
Figure 40 - Payload Loopback ..................................................................... 419
Figure 41 - Diagnostic Digital Loopback....................................................... 420
Figure 42 - LCV Count vs. BER (E1 mode).................................................. 424
Figure 43 - FER Count vs. BER (E1 mode) ................................................. 424
Figure 44 - CRCE Count vs. BER (E1 mode) .............................................. 425
Figure 45 - LCV Count vs. BER (T1 mode).................................................. 426
Figure 46 - FER Count vs. BER (T1 ESF mode).......................................... 426
PROPRIETARY AND CONFIDENTIAL
xiv
PMC [ PMC-SIERRA, INC ]
