Cypress CY7C1218H - Manual (Page 10)

CY7C1218H
Document #: 38-05667 Rev. *B Page 10 of 16
Switching Waveforms
Read Cycle Timing
[17]
Note:
17. On this diagram, when CE is LOW, CE
1
is LOW, CE
2
is HIGH and CE
3
is LOW. When CE is HIGH, CE
1
is HIGH or CE
2
is LOW or CE
3
is HIGH.
tCYC
t
CL
CLK
ADSP
t
ADH
t
ADS
ADDRESS
t
CH
OE
ADSC
CE
tAH tAS
A1
tCEH tCES
GW, BWE,
BW [A:D]
Data Out (Q) High-Z
tCLZ
tDOH
tCO
ADV
tOEHZ
tCO
Single READ BURST READ
tOEV
tOELZ tCHZ
ADV
suspends
burst.
Burst wraps around
to its initial state
tADVH tADVS
tWEH tWES
tADH tADS
Q(A2) Q(A2 + 1) Q(A2 + 2) Q(A1) Q(A2) Q(A2 + 1) Q(A2 + 3)
A2 A3
Deselect
cycle
Burst continued with
new base address
DON’T CARE UNDEFINED
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