CY7C1441AV33
CY7C1443AV33,CY7C1447AV33
Document #: 38-05357 Rev. *G Page 23 of 31
Figure 4. Write Cycle Timing[24, 25].
Timing Diagrams (continued)
tCYC
tCL
CLK
tADH
tADS
ADDRESS
tCH
tAH
tAS
A1
tCEH
tCES
High-Z
BURST READ BURST WRITE
D(A2)
D(A2 + 1)
D(A2 + 1)
D(A1) D(A3)
D(A3 + 1)
D(A3 + 2)
D(A2 + 3)
A2 A3
Extended BURST WRITE
D(A2 + 2)
Single WRITE
tADH
tADS
tADH
tADS
tOEHZ
tADVH
tADVS
tWEH
tWES
tDH
tDS
tWEH
tWES
Byte write signals are ignored for rst cycle when
ADSP initiates burst
ADSC extends burst
ADV suspends burst
DON’T CARE UNDEFINED
ADSP
ADSC
BWE,
BW
X
GW
CE
ADV
OE
Data in (D)
D
ata Out (Q)
Note
25.Full width write can be initiated by either GW LOW; or by GW HIGH, BWE LOW and BWX LOW
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