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CY7C1019CV33
Document #: 38-05130 Rev. *F Page 6 of 10
Write Cycle No. 2 (WE
Controlled, OE HIGH During Write)
[14, 15]
Write Cycle No. 3 (WE Controlled, OE LOW)
[15]
Switching Waveforms (continued)
t
HD
t
SD
t
PWE
t
SA
t
HA
t
AW
t
SCE
t
WC
t
HZOE
DATA
IN
VALID
CE
ADDRESS
WE
DATA I/O
OE
NOTE 16
DATA VALID
t
HD
t
SD
t
LZWE
t
PWE
t
SA
t
HA
t
AW
t
SCE
t
WC
t
HZWE
CE
ADDRESS
WE
DATA I/O
NOTE
16
Truth Table
CE OE WE
I/O
0
–I/O
7
Mode Power
H X X High Z Power-Down Standby (I
SB
)
L L H Data Out Read Active (I
CC
)
L X L Data In Write Active (I
CC
)
L H H High Z Selected, Outputs Disabled Active (I
CC
)
Note:
16.During this period the I/Os are in the output state and input signals should not be applied.
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