CY7C09289-9AI Cypress Semiconductor Corp, CY7C09289-9AI Datasheet - Page 12

• Manufacturer Part Number: CY7C09289-9AI
• Description: SRAM Chip Sync Dual 5V 1M-Bit 64K x 16 20ns/9ns 100-Pin TQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C09289-9AI

• Package: 100TQFP
• Timing Type: Synchronous
• Density: 1 Mb
• Data Rate Architecture: SDR
• Typical Operating Supply Voltage: 5 V
• Number Of I/o Lines: 16 Bit
• Number Of Ports: 2
• Number Of Words: 64K

Switching Waveforms
Pipelined Read with Address Counter Advance
Flow-Through Read with Address Counter Advance
Note:
Document #: 38-06040 Rev. *A
ADDRESS
28. CE
DATA
ADDRESS
DATA
CNTEN
CNTEN
ADS
CLK
OUT
0
ADS
CLK
OUT
and OE = V
t
t
SAD
SCN
t
SA
t
t
t
SAD
SCN
SA
IL
; CE
Q
A
x-1
n
1
EXTERNAL
t
, R/W and CNTRST = V
A
ADDRESS
CH2
Q
n
x
t
READ
DC
EXTERNAL
t
ADDRESS
CH1
t
CYC2
t
t
READ
HCN
t
HAD
HA
t
(continued)
CD1
t
CYC1
t
t
HAD
HCN
t
t
CL2
HA
t
CL1
Q
x
t
Q
DC
IH
n
.
t
CD2
READ WITH COUNTER
[28]
Q
[28]
n
READ WITH COUNTER
Q
n+1
t
t
SAD
SCN
Q
n+1
COUNTER HOLD
Q
n+2
t
t
HAD
HCN
t
t
SAD
SCN
COUNTER HOLD
Q
READ WITH COUNTER
Q
n+2
n+3
CY7C09279/89
CY7C09379/89
t
t
HAD
HCN
Page 12 of 18
COUNTER
READ
WITH
Q
n+3
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