cy62148e Cypress Semiconductor Corporation., cy62148e Datasheet - Page 7

• Manufacturer Part Number: cy62148e
• Description: 4-mbit 512k X 8 Static Ram
• Manufacturer: Cypress Semiconductor Corporation.

Switching Waveforms
Write Cycle No. 2 (CE Controlled)
Write Cycle No. 3 (WE Controlled, OE LOW)
Truth Table
Document #: 38-05442 Rev. *F
ADDRESS
ADDRESS
CE
DATA IO
DATA IO
H
L
L
L
WE
WE
CE
CE
WE
X
H
H
L
NOTE 21
OE
H
X
L
X
t
SA
(continued)
High Z
Data Out
Data In
High Z
[19, 20]
t
HZWE
t
SA
[20]
IO’s
t
AW
t
AW
t
SCE
t
t
WC
WC
t
PWE
t
Deselect/Power down
Read
Write
Selected, Outputs Disabled
PWE
t
DATA VALID
DATA VALID
t
SCE
SD
t
SD
Mode
t
HD
t
t
HA
LZWE
t
CY62148E MoBL
HA
t
HD
Standby (I
Active (I
Active (I
Active (I
CC
CC
CC
Power
SB
)
)
)
Page 7 of 10
)
®
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