Cypress CY7C1339G - Manual (Page 11)

CY7C1339G
Document #: 38-05520 Rev. *F Page 11 of 18
Switching Waveforms
Read Cycle Timing [18]
Note:
18. 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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