Switching waveforms, Continued) – Cypress CY7C1387F User Manual
Page 22
CY7C1386D, CY7C1386F
CY7C1387D, CY7C1387F
Document Number: 38-05545 Rev. *E
Page 22 of 30
Write Cycle Timing
Switching Waveforms
(continued)
t CYC
tCL
CLK
ADSP
tADH
tADS
ADDRESS
tCH
OE
ADSC
CE
tAH
tAS
A1
tCEH
tCES
BWE,
BW
X
ADV
BURST READ
BURST WRITE
D(A2)
D(A2 + 1)
D(A3)
D(A3 + 1)
D(A2 + 3)
A2
A3
Extended BURST WRITE
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)
Note
27. Full width write can be initiated by either GW LOW, or by GW HIGH, BWE LOW, and BW
X
LOW.
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