Figure 13-9. transmit formatter timing—backplane, Figure 13-9, Figure 13-10 – Rainbow Electronics DS26519 User Manual
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DS26519 16-Port T1/E1/J1 Transceiver
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Figure 13-9. Transmit Formatter Timing—Backplane
TCLKn
TSERn/TSIGn
TCHCLKn
t
t
CL
t
CH
CP
TSYNCn
1
TSYNCn
2
TCHBLKn
t
D2
tD2
t
D2
t
t
t
SU
HD
D1
tHD
TESO
tSU
NOTE 1: TSYNCn IS IN THE OUTPUT MODE.
NOTE 2: TSYNCn IS IN THE INPUT MODE.
NOTE 3: TSERn IS SAMPLED ON THE FALLING EDGE OF TCLK WHEN THE TRANSMIT-SIDE ELASTIC STORE IS DISABLED.
NOTE 4: TCHCLKn AND TCHBLKn ARE SYNCHRONOUS WITH TCLK WHEN THE TRANSMIT-SIDE ELASTIC STORE IS DISABLED.
NOTE 5: NO RELATIONSHIP BETWEEN TCHCLKn AND TCHBLKn AND THE OTHER SIGNALS IS IMPLIED.
Figure 13-10. Transmit Formatter Timing—Elastic Store Enabled
TSYSCLKn
TSERn
TCHCLKn
t
t
SL
t
SH
SP
TSSYNCIOn
TCHBLKn
t
D3
t D3
t
t
t
SU
HD
SU
t HD
NOTE 1: TSERn IS ONLY SAMPLED ON THE FALLING EDGE OF TSYSCLKn WHEN THE TRANSMIT-SIDE ELASTIC STORE IS ENABLED.
NOTE 2: TCHCLKn AND TCHBLKn ARE SYNCHRONOUS WITH TSYSCLKn WHEN THE TRANSMIT-SIDE ELASTIC STORE IS ENABLED.