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コンピュータ・ハードウェア Cypress CY62137EV30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 CY62137EV30 13 ページ。 Mobl 2-mbit (128k x 16) static ram
ページを印刷するSwitching Waveforms
Write Cycle No. 1 (WE Controlled)
ADDRESS
CE
WE
BHE/BLE
OE
DATA I/O
NOTE
Write Cycle No. 2 (CE Controlled)
ADDRESS
CE
WE
BHE/BLE
OE
DATA I/O
NOTE 20
Notes:
18. Data I/O is high impedance if OE = V
19. If CE goes HIGH simultaneously with WE = V
20. During this period, the I/Os are in output state and input signals should not be applied.
Document #: 38-05443 Rev. *B
(continued)
[14, 18, 19]
t
AW
t
SA
20
t
HZOE
[14, 18, 19]
t
SA
t
AW
t
HZOE
.
IH
, the output remains in a high-impedance state.
IH
t
WC
t
SCE
t
PWE
t
BW
t
SD
DATA
IN
t
WC
t
SCE
t
PWE
t
BW
t
SD
DATA
IN
CY62137EV30
®
MoBL
t
HA
t
HD
t
HA
t
HD
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