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CY62128DV30
MoBL
Document #: 38-05231 Rev. *C
Page 7 of 11
Truth Table
Write Cycle No. 2 (CE</>1</> or CE</>2</> Controlled)
[11, 15, 16, 17]
Write Cycle No. 3 (WE Controlled, OE LOW)[10, 16, 17]
Switching Waveforms (continued)
t
DATA IN VALID
t
t
t
t
t
t
t
CE 1
ADDRESS
CE 2
WE
DATA I/O
OE
HD
SD
PWE
SA
HA
AW
SCE
WC
DATA VALID
tHD
tSD
tLZWE
tPWE
tSA
tHA
tAW
tSCE
tSCE
tWC
tHZWE
CE 1
ADDRESS
CE 2
WE
DATA I/O
DON'T CARE
CE
OE
WE
I/O0–I/O7
Mode
Power
HX
X
X
Deselect/Power-down
Standby (I SB)
XL
X
X
Deselect/Power-down
Standby (I SB )
LH
H
L
Read
Active (I CC)
LH
H
H
Output Disabled
Active (I CC)
LH
L
X
Write
Active (I CC)
High Z
High Z
High Z
Data Out
Data In
CE
2
1