AS7C33128PFD36A-100TQC View Datasheet(PDF) - Alliance Semiconductor
Part Name
Description
MFG CO.
'AS7C33128PFD36A-100TQC' PDF : 11 Pages View PDF
AS7C33128PFD32A
AS7C33128PFD36A
ยฎ
Synchronous truth table
CE0 CE1 CE2 ADSP ADSC ADV WEn1 OE Address accessed
CLK
Operation
DQ
H
X
X
X
L
X
XX
NA
L
L
X
L
XXXX
NA
L
L
X
H
L
X
XX
NA
L to H
L to H
L to H
Deselect
Deselect
Deselect
HiโZ
HiโZ
HiโZ
L
X
H
L
XXXX
L
X
H
H
L XXX
L
H
L
L
XXXL
NA
NA
External
L to H
L to H
L to H
Deselect
Deselect
Begin read
HiโZ
HiโZ
HiโZ2
L
H
L
L
X X XH
L
H
L
H
L
X
F
L
L
H
L
H
L
X
FH
External
External
External
L to H
L to H
L to H
Begin read
Begin read
Begin read
HiโZ
HiโZ2
HiโZ
X
X
X
H
HL
F
L
Next
L to H
Cont. read
Q
X
X
X
H
HL
FH
Next
L to H
Cont. read HiโZ
X
X
X
H
HH F
L
Current
L to H Suspend read Q
X
X
X
H
HH FH
Current
L to H Suspend read HiโZ
H
X
X
X
HL
F
L
Next
H
X
X
X
HL
FH
Next
L to H
L to H
Cont. read
Cont. read
Q
HiโZ
H
X
X
X
HH F
L
Current
L to H Suspend read Q
H
X
X
X
HH FH
L
H
L
H
L
X
TX
Current
External
L to H
L to H
Suspend read
Begin write
HiโZ
D3
X
X
X
H
HL
TX
Next
L to H
Cont. write
D
H
X
X
X
HL
TX
Next
L to H
Cont. write
D
X
X
X
H
HH T X
Current
L to H Suspend write D
H
X
X
X
HH T X
Current
L to H Suspend write D
Key: X = Donโt Care, L = Low, H = High.
1See โWrite enable truth tableโon page 2 for more information.
2 Q in flow through mode.
3For write operation following a READ, OE must be HIGH before the input data set up time and held HIGH throughout the input hold time.
Recommended operating conditions
Parameter
Symbol
Min
Nominal
Max
Unit
Supply voltage
3.3V I/O supply
voltage
2.5V I/O supply
voltage
Input voltagesโ
Address and
control pins
I/O pins
Ambient operating temperature
VDD
VSS
VDDQ
VSSQ
VDDQ
VSSQ
VIH
VIL
VIH
VIL
TA
3.135
0.0
3.135
0.0
2.35
0.0
2.0
โ0.5*
2.0
โ0.5*
0
3.3
3.6
V
0.0
0.0
3.3
3.6
V
0.0
0.0
2.5
2.9
V
0.0
0.0
โ
VDD + 0.3
V
โ
0.8
โ
VDDQ + 0.3
V
โ
0.8
โ
70
ยฐC
* VIL min = โ2.0V for pulse width less than 0.2 ร tRC.
โ Input voltage ranges apply to 3.3V I/O operation. For 2.5V I/O operation, contact factory for input specifications.
3/22/01; v.1.0
Alliance Semiconductor
P. 4 of 11
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