CY7C4285-15ASC Cypress Semiconductor Corp, CY7C4285-15ASC Datasheet - Page 9

• Manufacturer Part Number: CY7C4285-15ASC
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C4285-15ASC

• Configuration: Dual
• Density: 1.125Mb
• Access Time (max): 10ns
• Word Size: 18b
• Organization: 64Kx18
• Sync/async: Synchronous
• Expandable: Yes
• Bus Direction: Uni-Directional
• Package Type: TQFP
• Clock Freq (max): 66.7MHz
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 50mA
• Operating Temp Range: 0C to 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 64
• Lead Free Status / Rohs Status: Not Compliant

Switching Waveforms
Document #: 38-06008 Rev. *A
Empty Flag Timing
Full FlagTiming
Q
Q
D
D
0
0
0
0
WCLK
WCLK
RCLK
RCLK
WEN
–D
–Q
–D
–Q
REN
WEN
REN
OE
OE
EF
17
17
FF
17
17
t
DS
DATA IN OUTPUT REGISTER
t
LOW
SKEW1
t
ENS
[14]
t
ENS
NO WRITE
D0
(continued)
t
SKEW2
t
ENH
t
FRL
[18]
t
WFF
t
t
A
ENH
t
REF
t
DS
DATA WRITE
t
A
t
REF
DATA READ
t
DS
t
t
SKEW1
WFF
t
ENS
[14]
t
ENS
D1
t
SKEW2
t
ENH
NO WRITE
t
FRL
[18]
t
WFF
t
t
A
ENH
D0
NEXT DATA READ
CY7C4275
CY7C4285
t
REF
DATA WRITE
Page 9 of 21
4275–10
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