FIN24AC Fairchild Semiconductor, FIN24AC Datasheet - Page 19

• Manufacturer Part Number: FIN24AC
• Description: Fin24ac ? ?serdes? 22-bit Bi-directional Serializer/deserializer
• Manufacturer: Fairchild Semiconductor

© 2005 Fairchild Semiconductor Corporation
FIN24AC Rev. 1.0.3
AC Loading and Waveforms
Figure 21. Deserializer Data Valid Window Time
Figure 23. Serializer Clock Propagation Delay
Data Valid
Setup:
STROBE
Setup Time
Hold Time
Note: STROBE = CKREF
STROBE
DP[1:12]
Setup:
CKS0+
STROBE
CKS0-
DP[1:12]
CKP
Figure 19. Serial Setup and Hold Time
DP[1:12]
MODE0 = “0” or “1”, MODE1 = “1”, SER/DES = “1”
CKP
EN_DES = “1”, CKSI, and DSI are valid signals.
and Clock Output Parameters
50%
V
DD/2
75%
t
RCOH
t
STC
t
V
RCOP
DIFF
Data
t
TCCD
Data
25%
t
= 0
RCOL
50%
t
Data
PDV
(Continued)
t
HTC
19
Figure 24. Deserializer Clock Propagation Delay
CKSI+
CKSI-
Note: CKREF signal is free running.
CKREF
V
CKP
S1 or S2
DD
Figure 20. LVCMOS Clock Parameters
CKREF
Figure 22. Serializer PLL Lock Time
CKS0
/
V
DDA
t
CLKT
50%
10%
t
V
CPWH
IH
V
DIFF
90%
t
TCP
t
= 0
TPLS0
t
V
CPWL
IL
90%
10%
V
DD/2
50%
t
RCCD
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t
CLKT