參數(shù)資料
型號(hào): CY7C09289V
廠商: Cypress Semiconductor Corp.
英文描述: 3.3V 64K x16 Synchronous Dual Port Static RAM(3.3V 64K x 16 同步雙端口靜態(tài) RAM)
中文描述: 3.3 64K的x16同步雙端口靜態(tài)RAM(3.3 64K的× 16同步雙端口靜態(tài)RAM)的
文件頁(yè)數(shù): 10/19頁(yè)
文件大?。?/td> 783K
代理商: CY7C09289V
CY7C09269V/79V/89V
CY7C09369V/79V/89V
Document #: 38-06056 Rev. *B
Page 10 of 19
Pipelined Read-to-Write-to-Read (OE = V
IL
)
[20, 27, 28, 29]
Pipelined Read-to-Write-to-Read (OE Controlled)
[20, 27, 28, 29]
Notes:
27.Output state (High, LOW, or high impedance) is determined by the previous cycle control signals.
28.CE
and ADS = V
; CE
, CNTEN, and CNTRST = V
.
29.During “No Operation”, data in memory at the selected address may be corrupted and should be rewritten to ensure data integrity.
Switching Waveforms
(continued)
t
CYC2
t
CL2
t
CH2
t
HC
t
SC
t
HW
t
SW
t
HA
t
SA
t
HW
t
SW
t
CD2
t
CKHZ
t
SD
t
HD
t
CKLZ
t
CD2
NO OPERATION
WRITE
READ
READ
CLK
CE
0
CE
1
R/W
ADDRESS
DATA
IN
DATA
OUT
A
n
A
n+1
A
n+2
A
n+2
D
n+2
A
n+3
A
n+4
Q
n
Q
n+3
t
CYC2
t
CL2
t
CH2
t
HC
t
SC
t
HW
t
SW
t
HA
t
SA
A
n
A
n+1
A
n+2
A
n+3
A
n+4
A
n+5
t
HW
t
SW
t
SD
t
HD
D
n+2
t
CD2
t
OHZ
READ
READ
WRITE
D
n+3
t
CKLZ
t
CD2
Q
n
Q
n+4
CLK
CE
0
CE
1
R/W
ADDRESS
DATA
IN
DATA
OUT
OE
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