Cypress CY7C1316CV18 用户手册

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页码 29
CY7C1316CV18, CY7C1916CV18
CY7C1318CV18, CY7C1320CV18
Document Number: 001-07160 Rev. *E
Page 24 of 29
Output Times
t
CO
t
CHQV
C/C Clock Rise (or K/K in single clock mode) to 
Data Valid
0.45
0.45
0.45
0.50
ns
t
DOH
t
CHQX
Data Output Hold after Output C/C Clock Rise 
(Active to Active)
–0.45
–0.45
–0.45
–0.50
ns
t
CCQO
t
CHCQV
C/C Clock Rise to Echo Clock Valid
0.45
0.45
0.45
0.50
ns
t
CQOH
t
CHCQX
Echo Clock Hold after C/C Clock Rise 
–0.45
–0.45
–0.45
–0.50
ns
t
CQD
t
CQHQV 
Echo Clock High to Data Valid
0.27
0.30
0.35
0.40
ns
t
CQDOH
t
CQHQX
Echo Clock High to Data Invalid
–0.27
–0.30
–0.35
–0.40
ns
t
CQH
t
CQHCQL
Output Clock (CQ/CQ) HIGH 
1.43
1.55
1.95
2.45
ns
t
CQHCQH
t
CQHCQH
CQ Clock Rise to CQ Clock Rise 
(rising edge to rising edge) 
1.43
1.55
1.95
2.45
ns
t
CHZ
t
CHQZ
Clock (C/C) Rise to High-Z 
(Active to High-Z) 
0.45
0.45
0.45
0.50
ns
t
CLZ
t
CHQX1
Clock (C/C) Rise to Low-Z 
–0.45
–0.45
–0.45
–0.50
ns
DLL Timing
t
KC Var
t
KC Var
Clock Phase Jitter
0.20
0.20
0.20
0.20
ns
t
KC lock
t
KC lock
DLL Lock Time (K, C)
1024
1024
1024
1024
Cycles
t
KC Reset
t
KC Reset
K  Static  to  DLL  Reset
30
30
30
30
ns
Switching Characteristics
 (continued)
Over the Operating Range 
[20, 21] 
Cypress 
Parameter
Consortium 
Parameter
Description
267 MHz
250 MHz
200 MHz
167 MHz
Unit
Min
Max
Min
Max
Min
Max
Min
Max
Notes
24. These parameters are extrapolated from the input timing parameters (t
KHKH 
- 250 ps, where 250 ps is the internal jitter. An input jitter of 200 ps (t
KC Var
) is already 
included in the t
KHKH
). These parameters are only guaranteed by design and are not tested in production.
25. t
CHZ
, t
CLZ
 are specified with a load capacitance of 5 pF as in (b) of 
. Transition is measured 
±100 mV from steady-state voltage.
26. At any voltage and temperature t
CHZ
 is less than t
CLZ 
and t
CHZ
 less than t
CO
.