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コンピュータ・ハードウェア Cypress CY62137FV30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 CY62137FV30 13 ページ。 Mobl 2-mbit (128k x 16) static ram

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Switching Waveforms
ADDRESS
CE
WE
BHE/BLE
OE
NOTE 22
DATA IO
ADDRESS
CE
WE
BHE/BLE
OE
DATA IO
NOTE 22
Notes
20. Data IO is high impedance if OE = V
21. If CE goes HIGH simultaneously with WE = V
22. During this period, the IOs are in output state. Do not apply input signals.
Document Number: 001-07141 Rev. *F
(continued)
Figure 7. Write Cycle 1: WE Controlled
t
AW
t
SA
t
HZOE
Figure 8. Write Cycle 2: CE Controlled
t
SA
t
AW
t
HZOE
.
IH
, the output remains in a high impedance state.
IH
[16, 20, 21]
t
WC
t
SCE
t
PWE
t
BW
t
SD
DATA
IN
[16, 20, 21]
t
WC
t
SCE
t
PWE
t
BW
t
SD
DATA
IN
CY62137FV30 MoBL
t
HA
t
HD
t
HA
t
HD
Page 7 of 12
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