CY7C1019BV33
Switching Waveforms (continued)
[12, 13]
Write Cycle No. 1 (CE Controlled)
t
WC
ADDRESS
CE
t
SCE
t
SA
t
SCE
t
t
HA
AW
t
PWE
WE
t
t
HD
SD
DATA I/O
DATA VALID
1019BV33–8
[12, 13]
Write Cycle No. 2 (WE Controlled, OE HIGH During Write)
t
WC
ADDRESS
t
SCE
CE
t
t
HA
AW
t
t
PWE
SA
WE
OE
t
t
SD
HD
DATA VALID
DATA I/O
IN
NOTE 14
t
HZOE
1019BV33–98
Notes:
12. Data I/O is high impedance if OE = VIH
.
13. If CEgoes HIGH simultaneously with WEgoing HIGH, the output remains in a high-impedance state.
14. During this period the I/Os are in the output state and input signals should not be applied.
5
CYPRESS [ CYPRESS ]
