cy62138fv30 Cypress Semiconductor Corporation., cy62138fv30 Datasheet - Page 7

• Manufacturer Part Number: cy62138fv30
• Description: 2-mbit 256k X 8 Static Ram
• Manufacturer: Cypress Semiconductor Corporation.

Switching Waveforms
Write Cycle No. 2 (CE1 or CE2 controlled)
Write Cycle No. 3 (WE controlled, OE LOW)
Truth Table
Document #: 001-08029 Rev. *E
CE
ADDRESS
ADDRESS
DATA IO
DATA IO
H
X
L
L
L
1
WE
WE
CE
CE
CE
X
H
H
H
L
2
NOTE 20
WE
H
H
X
X
L
t
SA
(continued)
OE
H
t
X
X
X
L
HZWE
t
SA
High-Z
High-Z
Data Out
High-Z
Data in
[10, 14, 18, 19]
[10, 19]
Inputs/Outputs
t
AW
t
AW
t
SCE
t
t
WC
WC
t
PWE
t
PWE
t
DATA VALID
DATA VALID
t
SCE
SD
t
Deselect/Power Down
Deselect/Power Down
Read
Output Disabled
Write
SD
Mode
CY62138FV30 MoBL
t
HD
t
t
HA
LZWE
t
HA
t
HD
Standby (I
Standby (I
Active (I
Active (I
Active (I
Power
CC
CC
CC
Page 7 of 13
SB
SB
)
)
)
)
)
®
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