ICL8211, ICL8212
Typical Performance Curves
150
T
A
=
OUTPUTS OPEN CIRCUIT
SUPPLY CURRENT - I+ (µA)
125
SUPPLY CURRENT (µA)
+25
o
C
(ICL8212 ONLY)
150
T
A
= +25
o
C
V+ = +5V
OUTPUTS OPEN CIRCUIT
125
100
V
TH
= 1.3V
100
75
75
50
50
25
25
V
TH
= 0.9V
0
0
10
20
30
SUPPLY VOLTAGE
0
0.0
1.0
1.1
1.15
1.2
2.0
4.0
THRESHOLD VOLTAGE (V
TH
)
(IRREGULAR SCALE)
FIGURE 12. SUPPLY CURRENT AS A FUNCTION OF SUPPLY
VOLTAGE
FIGURE 13. SUPPLY CURRENT AS A FUNCTION OF THRESH-
OLD VOLTAGE
150
125
100
75
50
25
0
-55
-25
+5
+35
+65
+95
+125
TEMPERATURE (
o
C)
V+ = 5V
OUTPUTS
OPEN
CIRCUIT
V
TH
= 1.3V
OUTPUT CURRENT (mA)
30
25
20
15
10
5
OUTPUT
0
1.14
1.15
1.16
1.17
1.18
1.19
T
A
= +25
o
C
V+ = 5V
V
OUT
= 4V
V
HYS
= V+ -0.25V
HYSTERESIS OUTPUT
0
-5
-10
-15
-20
-25
-30
1.20
HYSTERESIS OUTPUT CURRENT (µA)
100
SUPPLY CURRENT - I+ (µA)
V
TH
= 0.9V
THRESHOLD VOLTAGE
FIGURE 14. SUPPLY CURRENT AS A FUNCTION OF TEMPER-
ATURE
FIGURE 15. OUTPUT SATURATION CURRENTS AS A FUNC-
TION OF THRESHOLD VOLTAGE
1.17
I
O
= 1mA, V
OUT
= 5V
I
HYS
= -7µA, V
HYS
= 0V
1.18
1.17
THRESHOLD VOLTAGE
1.16
THRESHOLD VOLTAGE
1.16
BOTH OUTPUT AND
HYSTERESIS OUTPUT
1.15
1.15
BOTH OUTPUT AND
HYSTERESIS OUTPUT
1.14
T
A
= +25
o
C
I
OUT
= 4mA, V
OUT
= 1V
I
HYS
= -7µA, V
HYS
= (V+ -2) V
1
2
3 4 5
10
20 30 4050
1.14
-55
1.13
-25
+5
+35
+65
+95
+125
TEMPERATURE (
o
C)
SUPPLY VOLTAGE
FIGURE 16. THRESHOLD VOLTAGE TO TURN OUTPUTS “JUST
ON” AS A FUNCTION OF TEMPERATURE
FIGURE 17. THRESHOLD VOLTAGE TO TURN OUTPUTS “JUST
ON” AS A FUNCTION OF SUPPLY VOLTAGE
7-167
HARRIS [ HARRIS CORPORATION ]
