LM111, LM211, LM311, LM311Y
DIFFERENTIAL COMPARATORS WITH STROBES
SLCS007A – SEPTEMBER 1973 – REVISED FEBRUARY 1992
TYPICAL CHARACTERISTICS
†
INPUT OFFSET CURRENT
vs
FREE-AIR TEMPERATURE
20
18
I IO – Input Offset Current – nA
16
I IB – Input Bias Current – nA
14
12
10
8
6
LM311
4
2
0
– 60 – 40 – 20
LM111
LM211†
Condition 1
LM111
LM211†
LM311
VCC± =
±15
V
VO = 1 V to 14 V
See Note A
500
450
400
350
300
250
200
150
LM311
100
50
40
60
80 100 120 140
LM111
LM211†
0
20
40
60
80 100 120 140
Condition 1
LM111
LM211†
Condition 2
LM311
INPUT BIAS CURRENT
vs
FREE-AIR TEMPERATURE
VCC± =
±15
V
VO = 1 V to 14 V
See Note A
Condition 2
0
20
0
– 60 – 40 – 20
TA – Free-Air Temperature –
°C
TA – Free-Air Temperature –
°C
Figure 1
Figure 2
NOTE A: Condition 1 is with BALANCE and BAL/STRB open. Condition 2 is with BALANCE and BAL/STRB connected to VCC +.
VI = 50 V (LM111, LM211)
40 V (LM311)
1 kΩ
Output
VID
VCC+ = 30 V
VOLTAGE TRANSFER CHARACTERISTICS
60
VCC+ = 30 V
VCC – = 0
TA = 25°C
LM111
LM211
50
VO – Output Voltage – V
LM311
40
Emitter Output
RL = 600
Ω
Collector
Output
RL = 1 kΩ
VCC–
COLLECTOR OUTPUT TRANSFER CHARACTERISTIC
TEST CIRCUIT FOR FIGURE 3
VCC+ = 30 V
30
20
VID
10
Output
600
Ω
0
–1
VCC–
– 0.5
0
0.5
1
EMITTER OUTPUT TRANSFER CHARACTERISTIC
TEST CIRCUIT FOR FIGURE 3
VID – Differential Input Voltage – mV
Figure 3
† Data at high and low temperatures are applicable only within the rated operating free-air temperature ranges of the various devices.
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•
DALLAS, TEXAS 75265
7
TI [ TEXAS INSTRUMENTS ]
