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CY7C1298F
Document #: 38-05417 Rev. *A
Page 11 of 15
Write Timing[16,17]
Note:
17. Full width write can be initiated by either GW LOW; or by GW HIGH, BWE LOW and BW[A:B] LOW.
Switching Waveforms (continued)
tCYC
tCL
CLK
ADSP
tADH
tADS
ADDRESS
tCH
OE
ADSC
CE
tAH
tAS
A1
tCEH
tCES
BWE,
BW[A:B]
ADV
BURST READ
BURST WRITE
D(A2)
D(A2 + 1)
D(A2 + 1)
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
t
OEHZ
tADVH
tADVS
tWEH
tWES
t
DH
t
DS
GW
tWEH
tWES
Byte write signals are ignored for first cycle when
ADSP initiates burst
ADSC extends burst
ADV suspends burst
DON’T CARE
UNDEFINED
D(A1)
High-Z
Data in (D)
Data Out (Q)