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コンピュータ・ハードウェア Cypress Semiconductor MoBL CY62128EのPDF 仕様書をオンラインで閲覧またはダウンロードできます。Cypress Semiconductor MoBL CY62128E 12 ページ。 1-mbit (128k x 8) static ram
ページを印刷するSwitching Waveforms
ADDRESS
CE
WE
DATA IO
ADDRESS
CE
t
SA
WE
NOTE 21
DATA IO
Truth Table
CE
CE
WE
1
2
H
X
X
X
L
X
L
H
H
L
H
L
L
H
H
Document #: 38-05485 Rev. *F
(continued)
Figure 4. Write Cycle No. 2 (CE1 or CE2 Controlled)
t
SA
t
AW
Figure 5. Write Cycle No. 3 (WE Controlled, OE LOW)
t
SCE
t
AW
t
HZWE
OE
Inputs/Outputs
X
High-Z
X
High-Z
L
Data Out
X
Data In
H
High-Z
[11, 15, 19, 20]
t
WC
t
SCE
t
PWE
t
SD
DATA VALID
[11, 20]
t
WC
t
PWE
t
SD
DATA VALID
Mode
Deselect/Power down
Deselect/Power down
Read
Write
Selected, Outputs Disabled
®
MoBL
CY62128E
t
HA
t
HD
t
HA
t
HD
t
LZWE
Power
Standby (I
)
SB
Standby (I
)
SB
Active (I
)
CC
Active (I
)
CC
Active (I
)
CC
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