AS7C256
AS7C256L
TYPICAL DC AND AC CHARACTERISTICS
Normalized supply current I , I
Normalized supply current I , I
Normalized supply current I
SB1
vs. ambient temperature T
a
CC SB
CC
CC SB
vs. supply voltage V
vs. ambient temperature T
a
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
625
25
I
V
= 5.0V
CC
I
CC
CC
5
1
I
SB
0.2
0.04
I
SB
4.0
4.5
5.0
5.5
–55
–10
35
80
-55
-10
35
80
6.0
6.0
5.0
125
125
5.0
125
Supply voltage (V)
Ambient temperature (°C)
Ambient temperature (°C)
Normalized access time t
Normalized access time t
AA
vs. ambient temperature T
Normalized supply current I
AA
CC
vs. supply voltage V
vs. cycle frequency 1/t , 1/t
RC WC
CC
a
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
T = 25°C
V
= 5.0V
V
= 5.0V
CC
a
CC
T = 25°C
a
4.0
4.5
5.0
5.5
–55
–10
35
80
0
25
50
75
100
Supply voltage (V)
Ambient temperature (°C)
Cycle frequency (MHz)
Output source current I
vs. output voltage V
Output sink current I
Typical access time change ∆t
OH
OL
AA
vs. output voltage V
vs. output capacitive loading
OH
OL
140
120
100
80
140
120
100
80
35
30
25
20
15
10
5
V
= 5.0V
V
= 5.0V
CC
V
= 4.5V
CC
CC
T = 25°C
T = 25°C
a
a
60
60
40
40
20
20
0
0.0
0
0.0
0
1.25
2.5
3.75
1.25
2.5
3.75
0
250
500
750
1000
Output voltage (V)
Output voltage (V)
Capacitance (pF)
AS7C256-11
7
ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
