CY7C4201 CYPRESS [Cypress Semiconductor], CY7C4201 Datasheet - Page 11

• Manufacturer Part Number: CY7C4201
• Description: 64/256/512/1K/2K/4K/8K x 9 Synchronous FIFOs
• Manufacturer: CYPRESS [Cypress Semiconductor]

Document #: 38-06016 Rev. *A
Switching Waveforms
Full Flag Timing
Programmable Almost Empty Flag Timing
(if applicable)
(if applicable)
WEN2
Q
WEN2
D
WCLK
WEN1
REN1,
WCLK
RCLK
WEN1
REN1,
REN2
RCLK
0
0
REN2
PAE
–Q
–D
OE
FF
8
8
t
DATA IN OUTPUT REGISTER
t
LOW
SKEW1
CLKH
[14]
t
ENS
NO Write
(continued)
t
SKEW2
t
WFF
t
t
A
ENH
t
t
ENS
ENS
[21]
t
t
ENH
ENH
t
CLKL
NO Write
t
DS
t
PAE
Note
22
DATA Write
DATA Read
t
ENS
t
t
WFF
SKEW1
CY7C4421/4201/4211/4221
N + 1 WORDS
[14]
t
ENS
INFIFO
t
ENS
NO Write
CY7C4231/4241/4251
t
ENH
t
WFF
t
t
A
ENH
Note
23
NEXT DATA Read
Page 11 of 18
DATA Write
t
PAE