AS7C331FT18A ALSC [Alliance Semiconductor Corporation], AS7C331FT18A Datasheet - Page 9

• Manufacturer Part Number: AS7C331FT18A
• Description: 3.3V 1M x 18 Flow-through synchronous SRAM
• Manufacturer: ALSC [Alliance Semiconductor Corporation]

DC electrical characteristics for 3.3V I/O operation
DC electrical characteristics for 2.5V I/O operation
† LBO and ZZ pins have an internal pull-up or pull-down, and input leakage = ±10 µA.
*
**
I
1 I
V
DD
Input leakage current
Output leakage current
Input high (logic 1) voltage
Input low (logic 0) voltage
Output high voltage
Output low voltage
Input leakage current
Output leakage current
Input high (logic 1) voltage
Input low (logic 0) voltage
Output high voltage
Output low voltage
Operating power supply current
Standby power supply current
V
CC
IH
1/21/05, v 1.4
IL
max < VDD +1.5V for pulse width less than 0.2 X t
given with no output loading. I
min = -1.5 for pulse width less than 0.2 X t
operating conditions and maximum limits
Parameter
Parameter
Parameter
†
†
CC
increases with faster cycle times and greater output loading.
1
CYC
Sym
I
I
I
I
SB1
SB2
Sym
|I
V
Sym
|I
V
V
CC
SB
V
V
V
|I
V
|I
V
LO
LO
LI
OH
OL
LI
OH
OL
IH
IH
IL
IL
|
|
|
|
CYC
CE0 < V
All V
OE ≥ V
Alliance Semiconductor
Deselected, f = f
OE ≥ V
IN
all V
Deselected, f = 0, ZZ < 0.2V,
I
V
I
IH
OH
IL
≤ 0.2V or > V
OL
DD
I
, V
, CE1 > V
Address and control pins
Address and control pins
all V
OUT
IN
= –4 mA, V
I
= 8 mA, V
V
f = f
IH
I
OH
= Max, 0V < V
DD
OL
≤ 0.2V or ≥ V
DD
, V
Address and control pins
Address and control pins
= 0 mA, ZZ < V
IN
Conditions
= –4 mA, V
= Max, 0V < V
= 8 mA, V
Max
Conditions
= Max, 0V < V
DD
≤ V
I/O pins
I/O pins
Max
IH
, ZZ < V
= Max, 0V < V
Conditions
IL
DD
, ZZ ≥ V
, CE2 < V
DDQ
I/O pins
I/O pins
DDQ
or ≥ V
– 0.2V, Deselected,
®
DDQ
DD
= 3.465V
IN
DDQ
= 3.135V
IL
DD
– 0.2V
IH
< V
IL
OUT
= 2.625V
IL
IN
= 2.375V
– 0.2V,
, f = f
DD
< V
OUT
< V
DD
Max
DDQ
< V
,
DDQ
Max
-0.3**
-0.5**
285
90
60
50
Min
2.4
2*
2*
-2
-2
–
-68
Typ
225
70
40
30
V
-0.3**
-0.3**
V
Min
1.7*
1.7*
AS7C331MFT18A
DDQ
1.7
DD
-2
-2
Max
–
0.8
0.8
0.4
2
2
–
Max
+0.3
275
-75
+0.3
90
60
50
V
V
Max Max
250
DDQ
-85
80
60
50
DD
Max
Unit
0.7
0.7
0.7
µA
µA
V
V
V
V
2
2
–
+0.3
+0.3
230
9 of 19
-10
80
60
50
Unit
Unit
µA
µA
mA
mA
V
V
V
V
V
V