CY7C429 CYPRESS [Cypress Semiconductor], CY7C429 Datasheet - Page 10

• Manufacturer Part Number: CY7C429
• Description: 64K/128K x 9 Deep Sync FIFOs
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-06007 Rev. *B
Switching Waveforms
Notes:
18. When t
19. 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
[ 18 ]
SKEW2
. When t
t
D
REF
1
SKEW1
t
OE
< minimum specification, t
t
D
A
2
FRL
(maximum) = either 2*t
D
0
t
A
[ 19 ]
D
3
CLK
+ t
CY7C4281
CY7C4291
SKEW1
Page 10 of 16
or t
D
CLK
1
D
4
+ t
SKEW1
.