CY7C4281V CYPRESS [Cypress Semiconductor], CY7C4281V Datasheet - Page 10
CY7C4281V
Manufacturer Part Number
CY7C4281V
Description
16K/32K/64K/128K x 9 Low-Voltage Deep Sync FIFOs
Manufacturer
CYPRESS [Cypress Semiconductor]
Datasheet
1.CY7C4281V.pdf
(16 pages)
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Document #: 38-06013 Rev. *A
Switching Waveforms
Notes:
17. When t
18. The first word is available the cycle after EF goes HIGH, always.
First Data Word Latency after Reset with Read and Write
(if applicable)
The Latency Timing applies only at the Empty Boundary (EF = LOW).
Q
D
WEN2
WEN1
WCLK
REN1,
RCLK
0
0
REN2
–D
–Q
OE
EF
SKEW1
8
8
> minimum specification, t
t
ENS
t
DS
D
0
(FIRST VALID WRITE)
(continued)
FRL
(maximum) = t
t
SKEW1
t
OLZ
t
FRL
CLK
+ t
SKEW2
[17]
. When t
t
D
REF
1
SKEW1
t
OE
< minimum specification, t
t
D
A
2
FRL
CY7C4261V/CY7C4271V
CY7C4281V/CY7C4291V
(maximum) = either 2*t
D
0
t
A
D
[18]
3
CLK
+ t
SKEW1
Page 10 of 16
or t
D
CLK
1
D
4
+ t
SKEW1
.