cy62128v18ll-200zri Cypress Semiconductor Corporation., cy62128v18ll-200zri Datasheet - Page 7

• Manufacturer Part Number: cy62128v18ll-200zri
• Description: 1-mb 128k X 8 Static Ram
• Manufacturer: Cypress Semiconductor Corporation.

Document #: 38-05231 Rev. *H
Switching Waveforms
Truth Table
Write Cycle No. 2 (CE
Write Cycle No. 3 (WE Controlled, OE LOW)
ADDRESS
DATA I/O
ADDRESS
DATA I/O
CE
H
X
L
L
L
CE
CE
WE
CE
CE
1
WE
1
2
1
2
DON'T CARE
CE
X
H
H
H
1
L
or CE
2
t
SA
(continued)
2
Controlled)
t
HZWE
WE
t
H
H
X
X
L
SA
[12, 16, 17, 18]
[10, 16, 17]
OE
X
X
H
X
L
t
AW
t
AW
t
SCE
t
SCE
t
WC
I/O
t
Data out
WC
Data In
High Z
High Z
High Z
t
PWE
t
0
PWE
-I/O
7
DATA VALID
t
SCE
t
t
SCE
SD
DATA VALID
t
SD
Deselet/Power-down
Deselet/Power-down
Output Disabled
MOde
Read
Write
t
HD
t
t
t
HA
HA
LZWE
t
HD
CY62128DV30
Standby (I
Standby (I
Active (I
Active (I
Active (I
Power
Page 7 of 11
CC
CC
CC
SB
SB
)
)
)
)
)
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