OP27GU Datasheet, PDF (7/22 Pages) Texas Instruments – LOW-NOISE HIGH-SPEED PRECISION OPERATIONAL AMPLIFIERS

OP27A, OP27C
LOW-NOISE HIGH-SPEED PRECISION OPERATIONAL-AMPLIFIER
SLOS100E − FEBRUARY 1989 − REVISED FEBRUARY 2010
TYPICAL CHARACTERISTICS
INPUT OFFSET VOLTAGE OF
REPRESENTATIVE INDIVIDUAL UNITS
vs
FREE-AIR TEMPERATURE
100
V_{CC ±} = ± 15 V
80
OP27C
60
OP27A
40
OP27A
20
0
− 20
WARM-UP CHANGE IN
INPUT OFFSET VOLTAGE
vs
ELAPSED TIME
V_{CC ±} = ± 15 V
T_A = 25°C
10
OP27C
5
− 40
− 60
OP27C
− 80
− 100
− 50 − 25 0
25 50 75 100 125
T_A − Free-Air Temperature − °C
Figure 1
OP27A
0
1
2
3
4
5
Time After Power On − minutes
Figure 2
LONG-TERM DRIFT OF INPUT OFFSET VOLTAGE OF
REPRESENTATIVE INDIVIDUAL UNITS
6
0.2-μV/mo Trend Line
4
2
0
−2
−4
0.2-μV/mo Trend Line
−6
012345678
Time − months
Figure 3
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