DS92LX2121 Datasheet, PDF (15/42 Pages) National Semiconductor (TI) – 10 - 50 MHz Channel Link III Serializer and Deserializer with Embedded Bi-Directional Control Channel

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PDB
(3.3V I/O)
2.0V
DS92LX2121, DS92LX2122
SNLS330I – MAY 2010 – REVISED APRIL 2013
PCLK
D_OUT±
t_PLD
TRI-STATE
Output Active
Figure 14. Serializer Data Lock Time
TRI-STATE
RIN±
PCLK
ROUT/
VS/HS
D_IN/HS/VS SYMBOL N
SYMBOL N+1
PCLK
SYMBOL N+2
t_SD
SYMBOL N+3
DOUT+-
SYMBOL N-4
SYMBOL N-3
SYMBOL N-2
SYMBOL N-1
Figure 15. Serializer Delay
SYMBOL N
PDB
(3.3V I/O)
2.0V
R_IN±
LOCK TRI - STATE
t _DDLT
Figure 16. Deserializer Data Lock Time
Deserializer
8 pF
lumped
80%
20%
t_CLH
80%
20%
t_CHL
Figure 17. Deserializer LVCMOS Output Load and Transition Times
SYMBOL N
SYMBOL N+1
SYMBOL N+2
SYMBOL N+3
SYMBOL N+4
t DD
SYMBOL N - 3
SYMBOL N- 2
SYMBOL N - 1
SYMBOL N
Figure 18. Deserializer Delay
SYMBOL N+1
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