Datasheet

DS26518 8-Port T1/E1/J1 Transceiver
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Figure 11-3. T1 Receive-Side Boundary Timing (Elastic Store Disabled)
Figure 11-4. T1 Receive-Side 1.544MHz Boundary Timing (Elastic Store Enabled)
CHANNEL 23
CHANNEL 24 CHANNEL 1
CHANNEL 23
CHANNEL 24 CHANNEL 1
RCLKn
RSERn
RSYNCn
RFSYNCn
RSIGn
RCHCLKn
RCHBLKn
1
B
A
C/A
D/B
A
C/A
D/B
LSB
F
MSB
MSB
LSB
A
B
NOTE 1: RCHBLKn IS PROGRAMMED TO BLOCK CHANNEL 24.
RSERn
CHANNEL 23
CHANNEL 24 CHANNEL 1
RCHCLKn
RCHBLK
3
RSYSCLKn
RSYNCn
2
RSYNCn
1
RMSYNCn
RSIGn
LSB
F
MSB
MSB
LSB
CHANNEL 23 CHANNEL 24
CHANNEL 1
B
A
C/A
D/B
A
C/A
D/B
A
B
NOTE 1: RSYNCn IS IN THE OUTPUT MODE (RIOCR.2 = 0).
NOTE 2: RSYNCn IS IN THE INPUT MODE (RIOCR.2 = 1).
NOTE 3: RCHBLK IS PROGRAMMED TO BLOCK CHANNEL 24.