參數(shù)資料
型號(hào): CY7C1041CV33-15VXC
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類(lèi): DRAM
英文描述: 4-Mbit (256K x 16) Static RAM
中文描述: 256K X 16 STANDARD SRAM, 15 ns, PDSO44
封裝: 0.400 INCH, LEAD FREE, SOJ-44
文件頁(yè)數(shù): 8/12頁(yè)
文件大小: 595K
代理商: CY7C1041CV33-15VXC
CY7C1041CV33
Document #: 38-05134 Rev. *H
Page 8 of 12
Write Cycle No. 2 (WE Controlled, OE LOW)
Truth Table
CE
OE
WE
BLE
BHE
I/O
0
–I/O
7
I/O
8
–I/O
15
High-Z
Mode
Power
H
X
X
X
X
High-Z
Power-down
Standby (I
SB
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
Active (I
CC
)
L
L
H
L
L
Data Out
Data Out
Read All Bits
L
L
H
L
H
Data Out
High-Z
Read Lower Bits Only
L
L
H
H
L
High-Z
Data Out
Read Upper Bits Only
L
X
L
L
L
Data In
Data In
Write All Bits
L
X
L
L
H
Data In
High-Z
Write Lower Bits Only
L
X
L
H
L
High-Z
Data In
Write Upper Bits Only
L
H
H
X
X
High-Z
High-Z
Selected, Outputs Disabled
Switching Waveforms
(continued)
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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