DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
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Figure 13-18. Transmit-Side Timing, Elastic Store Enabled
t
F
t
R
TSYSCLK
TSERI
TCHCLK
t
t
SL
t
SH
SP
TSSYNC
TCHBLK
t
D3
t
D3
t
t
t
SU
HD
SU
t
HD
NOTE 1: TSERI IS ONLY SAMPLED ON THE FALLING EDGE OF TSYSCLK WHEN THE TRANSMIT-SIDE ELASTIC STORE IS ENABLED.
NOTE 2: TCHCLK AND TCHBLK ARE SYNCHRONOUS WITH TSYSCLK WHEN THE TRANSMIT-SIDE ELASTIC STORE IS ENABLED.
Figure 13-19. Transmit Line Interface Timing
TDCLKO
TPOSO, TNEGO
t
DD
t
F
t
R
TDCLKI
TPOSI, TNEGI
t
t
LL
t
LH
LP
t
HD
t
SU