參數(shù)資料
型號: CY7C1041BV33-25ZI
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 256K x 16 Static RAM
中文描述: 256K X 16 STANDARD SRAM, 25 ns, PDSO44
封裝: TSOP2-44
文件頁數(shù): 8/11頁
文件大小: 187K
代理商: CY7C1041BV33-25ZI
CY7C1041BV33
Document #: 38-05168 Rev. **
Page 8 of 11
Truth Table
CE
H
L
L
L
L
L
L
L
OE
X
L
L
L
X
X
X
H
WE
X
H
H
H
L
L
L
H
BLE
X
L
L
H
L
L
H
X
BHE
X
L
H
L
L
H
L
X
I/O
0
I/O
7
High Z
Data Out
Data Out
High Z
Data In
Data In
High Z
High Z
I/O
8
I/O
15
High Z
Data Out
High Z
Data Out
Data In
High Z
Data In
High Z
Mode
Power
Power Down
Read All Bits
Read Lower Bits Only
Read Upper Bits Only
Write All Bits
Write Lower Bits Only
Write Upper Bits Only
Selected, Outputs Disabled
Standby (I
SB
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Switching Waveforms
(continued)
Write Cycle No.3 (WE Controlled
,
OE LOW)
1041BV33-10
t
HD
t
SD
t
SCE
t
HA
t
AW
t
PWE
t
WC
t
BW
DATA I/O
ADDRESS
CE
WE
BHE, BLE
t
SA
t
LZWE
t
HZWE
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