Datasheet

DS26521 Single T1/E1/J1 Transceiver
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10. FUNCTIONAL TIMING
10.1 T1 Receiver Functional Timing Diagrams
Figure 10-1. T1 Receive-Side D4 Timing
Figure 10-2. T1 Receive-Side ESF Timing
FRAME#
1
2345678910111212345
3
RSYNC
1
RSYNC
RFSYNC
2
RSYNC
NOTE 1: RSYNC IN THE FRAME MODE (RIOCR.0 = 0) AND DOUBLE-WIDE FRAME SYNC IS NOT ENABLED (RIOCR.1 = 0).
NOTE 2: RSYNC IN THE FRAME MODE (RIOCR.0 = 0) AND DOUBLE-WIDE FRAME SYNC IS ENABLED (RIOCR.1 = 1).
NOTE 3: RSYNC IN THE MULTIFRAME MODE (RIOCR.0 = 1).
123456789101112
1
2
3
RFSYNC
FRAME#
RSYNC
RSYNC
RSYNC
13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5
NOTE 1: RSYNC IN FRAME MODE (RIOCR.0 = 0) AND DOUBLE-WIDE FRAME SYNC IS NOT ENABLED (RIOCR.1 = 0).
NOTE 2: RSYNC IN FRAME MODE (RIOCR.0 = 0) AND DOUBLE-WIDE FRAME SYNC IS ENABLED (RIOCR.1 = 1).
NOTE 3: RSYNC IN THE MULTIFRAME MODE (RIOCR.0 = 1).