CY7C1298H
Document #: 38-05665 Rev. *B Page 13 of 16
Read/Write Timing[16, 18, 19]
Notes:
18.The data bus (Q) remains in High-Z following a WRITE cycle, unless a new read access initiated by ADSP or ADSP.
19.GW is HIGH.
Switching Waveforms (continued)
t
CYC
tCL
CLK
ADSP
tADH
tADS
ADDRESS
tCH
OE
ADSC
CE
tAH
tAS
A2
tCEH
tCES
Data Out (Q) High-Z
ADV
Single WRITE
D(A3)
A4 A5 A6
D(A5) D(A6)
Data In (D)
BURST READBack-to-Back READs
High-Z
Q(A2)Q(A1) Q(A4) Q(A4+1) Q(A4+2)
tWEH
tWES
Q(A4+3)
tOEHZ
tDH
tDS
tOELZ
tCLZ
tCO
Back-to-Back
WRITEs
A1
BWE, BW[A:B]
A3
DON’T CARE UNDEFINED
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