AS7C33512PFS32A
AS7C33512PFS36A
®
Burst sequence table
Interleaved burst address
A1 A0 A1 A0 A1 A0 A1 A0
Linear burst address
A1 A0 A1 A0 A1 A0 A1 A0
1st Address
2nd Address
3rd Address
4th Address
0 0
0 1
1 0
1 1
0 1
0 0
1 1
1 0
1 0
1 1
0 0
0 1
1 1
1 0
0 1
0 0
1st Address
2nd Address
3rd Address
4th Address
0 0
0 1
1 0
1 1
0 1
1 0
1 1
1 0
1 0
1 1
0 0
0 1
1 1
0 0
0 1
1 0
Synchronous truth table
2
CE01
CE1
CE2 ADSP ADSC ADV BWn
OE Address accessed
CLK
Operation
DQ
H
L
X
L
X
X
X
H
H
L
X
L
L
X
L
X
X
X
X
X
X
X
X
X
L
X
X
X
X
X
X
X
F
X
X
X
X
X
L
NA
NA
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
L to H
Lto H
Lto H
L to H
L to H
L to H
L to H
Lto H
L to H
Lto H
Deselect
Deselect
Hi−Z
Hi−Z
Hi−Z
Hi−Z
Hi−Z
Hi−Z3
Hi−Z
Hi−Z3
Hi−Z
Q
L
L
H
L
NA
Deselect
L
X
X
H
H
H
H
X
X
X
X
X
X
X
X
H
X
X
X
X
X
L
NA
Deselect
L
H
L
NA
Deselect
L
X
X
L
External
External
External
External
Next
Begin read
L
L
L
H
L
Begin read
L
L
H
H
H
H
H
H
X
X
X
X
H
H
X
H
X
Begin read
L
L
L
F
H
L
Begin read
X
X
X
X
H
H
H
H
L
X
X
X
X
X
X
X
X
L
H
H
H
H
H
H
H
H
L
F
Continue read
Continue read
Suspend read
Suspend read
Continue read
Continue read
Suspend read
Suspend read
Begin write
Continue write
Continue write
Suspend write
Suspend write
L
F
H
L
Next
Hi−Z
Q
H
H
L
F
Current
Current
Next
F
H
L
Hi−Z
Q
F
L
F
H
L
Next
Hi−Z
Q
H
H
X
L
F
Current
Current
External
Next
F
H
X
X
X
X
X
Hi−Z
D4
T
T
T
T
T
X
H
X
H
X
X
X
X
H
H
H
H
D
L
Next
D
H
H
Current
Current
D
D
1 X = don’t care, L = low, H = high
2 See "Write enable truth table (per byte)," on page 4 for more information.
3 Q in flow-through mode.
4 For write operation following a READ, OE must be high before the input data set up time and held high throughout the input hold time
12/ 2/ 02, v. 0.9.8 Advance Info
Alliance Semiconductor
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