CY7C4261-15JCT Cypress Semiconductor Corp, CY7C4261-15JCT Datasheet - Page 11

• Manufacturer Part Number: CY7C4261-15JCT
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C4261-15JCT

• Configuration: Dual
• Density: 144Kb
• Access Time (max): 10ns
• Word Size: 9b
• Organization: 16Kx9
• 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

Switching Waveforms
Document #: 38-06015 Rev. *D
(if applicable)
(if applicable)
WEN2
WEN2
Q
D
WCLK
Q
REN1,
D
WEN1
RCLK
REN2
WEN1
REN1,
0
0
WCLK
REN2
0
RCLK
0
–Q
–D
OE
–D
–Q
OE
FF
EF
8
8
8
8
LOW
t
DS
DATA IN OUTPUT REGISTER
t
LOW
SKEW1
t
t
ENS
ENS
[14]
DATA WRITE 1
t
ENS
NO WRITE
t
(continued)
SKEW1
DATA IN OUTPUT REGISTER
t
t
ENH
ENH
t
FRL
t
WFF
[19]
t
t
A
ENH
Figure 10. Empty Flag Timing
Figure 11. Full Flag Timing
t
REF
t
DS
DATA WRITE
t
A
t
REF
DATA READ
t
DS
t
WFF
t
t
ENS
ENS
t
SKEW1
DATA WRITE 2
t
[14]
ENS
t
NO WRITE
SKEW1
t
t
ENH
ENH
CY7C4261, CY7C4261
t
FRL
DATA READ
t
[19]
WFF
t
t
A
ENH
NEXT DATA READ
t
REF
DATA WRITE
Page 11 of 19
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