Cypress CY62157EV18 Lembar Spesifikasi - Halaman 7
Jelajahi secara online atau unduh pdf Lembar Spesifikasi untuk Perangkat Keras Komputer Cypress CY62157EV18. Cypress CY62157EV18 13 halaman. Mobl 8-mbit (512k x 16) static ram
Halaman CetakSwitching Waveforms
Write Cycle 1 (WE Controlled)
ADDRESS
CE
1
CE
2
WE
BHE/BLE
OE
DATA IO
NOTE 22
Write Cycle 2 (CE
or CE
Controlled)
1
2
ADDRESS
CE
1
CE
2
WE
BHE/BLE
OE
DATA IO
NOTE 22
Notes:
20. Data IO is high impedance if OE = V
21. If CE
goes HIGH and CE
goes LOW simultaneously with WE = V
1
2
22. During this period, the IOs are in output state and input signals must not be applied.
Document #: 38-05490 Rev. *D
(continued)
[16, 20, 21]
t
SCE
t
AW
t
SA
t
HZOE
[16, 20, 21]
t
SA
t
AW
t
HZOE
.
IH
, the output remains in a high impedance state.
IH
CY62157EV18 MoBL
t
WC
t
PWE
t
BW
t
SD
VALID DATA
t
WC
t
SCE
t
PWE
t
BW
t
SD
VALID DATA
t
HA
t
HD
t
HA
t
HD
Page 7 of 12
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