CY7C4221-15JC Cypress Semiconductor Corp, CY7C4221-15JC Datasheet - Page 11

• Manufacturer Part Number: CY7C4221-15JC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C4221-15JC

• Configuration: Dual
• Density: 8Kb
• Access Time (max): 10ns
• Word Size: 9b
• Organization: 1Kx9
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: PLCC
• Clock Freq (max): 66.7MHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 35mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

Document #: 38-06016 Rev. *C
Switching Waveforms
Empty Flag Timing
(if applicable)
WEN2
Q
D
REN1,
WCLK
WEN1
RCLK
REN2
0
0
–D
–Q
OE
EF
8
8
LOW
t
DS
t
t
ENS
ENS
DATAWRITE1
(continued)
t
SKEW1
DATA IN OUTPUT REGISTER
t
ENH
t
ENH
t
FRL
[20]
t
REF
t
A
t
REF
t
DS
t
t
ENS
ENS
CY7C4421/4201/4211/4221
DATAWRITE2
t
ENH
t
SKEW1
t
CY7C4231/4241/4251
ENH
t
FRL
DATA Read
[20]
t
REF
Page 11 of 19
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