AS7C256
AS7C256L
RECOMMENDED OPERATING CONDITIONS
(T = 0°C to +70°C)
a
Parameter
Symbol
Min
Typ
Max
Unit
V
4.5
5.0
0.0
–
5.5
0.0
V
V
V
V
CC
Supply Voltage
GND
0.0
V
V
2.2
V
+1
CC
IH
IL
Input Voltage
–0.5*
–
0.8
*V min = –3.0V for pulse width less than t /2.
IL
RC
1
DC OPERATING CHARACTERISTICS
(V = 5V±10%, GND = 0V, T = 0°C to +70°C)
CC a
-10
-12
-15
-20
-25
-35
Parameter
Symbol Test Conditions
Min Max Min Max Min Max Min Max Min Max Min Max Unit
Input Leakage
Current
V
V
= Max,
CC
|I |
–
–
1
1
–
–
1
1
–
–
1
1
–
–
1
1
–
–
1
1
–
–
1
1
µA
µA
LI
= GND to V
in
CC
Output Leakage
Current
CE = V , V = Max,
IH CC
V
|I
|
LO
= GND to V
out
CC
–
–
–
–
–
120
115
45
–
–
–
–
–
115
110
40
–
–
–
–
–
110
105
30
–
–
–
–
–
100
95
–
–
–
–
–
90
85
25
20
2.0
–
–
–
–
–
80 mA
75 mA
25 mA
20 mA
2.0 mA
Operating Power
Supply Current
CE = V , f = f
IL
max,
I
CC
I
= 0 mA
out
L
L
30
I
CE = V , f = f
max
SB
IH
Standby
Power Supply
Current
40
35
25
25
CE > V –0.2V, f = 0,
2.0
2.0
2.0
2.0
CC
I
V ≤ 0.2V or
SB1
in
L
–
0.5
–
0.5
–
0.5
–
0.5
–
0.5
–
0.5 mA
V
≥ V –0.2V
in
OL
OH
CC
V
V
I
I
= 8 mA, V = Min
–
0.4
–
–
0.4
–
–
0.4
–
–
0.4
–
–
0.4
–
–
0.4
–
V
V
OL
OH
CC
Output Voltage
= –4 mA, V = Min
2.4
2.4
2.4
2.4
2.4
2.4
CC
2
CAPACITANCE
(f = 1 MHz, T = Room Temperature, V = 5V)
a
CC
Parameter
Symbol
Signals
Test Conditions
Max
Unit
Input Capacitance
I/O Capacitance
C
C
A, CE, WE, OE
I/O
V
V
= 0V
5
7
pF
pF
IN
in
in
= V = 0V
I/O
out
3
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
