CY7C09189-9AC Cypress Semiconductor Corp, CY7C09189-9AC Datasheet - Page 13

• Manufacturer Part Number: CY7C09189-9AC
• Description: IC SRAM 576KBIT 67MHZ 100LQFP
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C09189-9AC

• Format - Memory: RAM
• Memory Type: SRAM - Dual Port, Synchronous
• Memory Size: 576K (64K x 9)
• Speed: 67MHz
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 428-1180

Switching Waveforms
Pipelined Read with Address Counter Advance
Flow-Through Read with Address Counter Advance
Note:
Document #: 38-06039 Rev. *A
ADDRESS
27. CE
DATA
ADDRESS
DATA
CNTEN
CNTEN
ADS
CLK
OUT
0
ADS
CLK
and OE = V
OUT
t
t
SCN
t
SAD
SA
t
t
SCN
t
SAD
SA
IL
; CE
Q
A
x-1
n
1
t
EXTERNAL
, R/W and CNTRST = V
A
ADDRESS
CH2
Q
n
x
READ
t
DC
EXTERNAL
t
ADDRESS
CH1
t
CYC2
t
t
READ
HAD
HCN
t
HA
t
(continued)
CD1
t
t
t
CYC1
t
t
HAD
HCN
CL2
HA
t
CL1
Q
x
t
Q
DC
IH
n
.
t
READ WITH COUNTER
CD2
READ WITH COUNTER
[27]
Q
[27]
n
Q
n+1
t
t
SAD
SCN
Q
n+1
COUNTER HOLD
COUNTER HOLD
t
t
HAD
HCN
Q
t
t
SAD
SCN
n+2
Q
READ WITH COUNTER
n+2
COUNTER
CY7C09089/99
CY7C09189/99
READ
t
t
WITH
HAD
HCN
Q
n+3
Page 13 of 19
Q
n+3