TLE2227 Datasheet, PDF (14/31 Pages) Texas Instruments – EXCALIBUR LOW-NOISE HIGH-SPEED PRECISION DUAL OPERATIONAL AMPLIFIERS

TLE2227, TLE2227Y, TLE2237, TLE2237Y
EXCALIBUR LOW-NOISE HIGH-SPEED
PRECISION DUAL OPERATIONAL AMPLIFIERS
SLOS184 – FEBRUARY 1997
TYPICAL CHARACTERISTICS
DISTRIBUTION OF
INPUT OFFSET VOLTAGE
16
ÎÎÎÎÎÎÎÎÎÎÎÎ _{1568 Amplifiers Tested From 2 Wafer Lots}
ÎÎÎÎÎÎÎÎÎÎÎÎ ₁₄
VCC _± = ± 15 V
TA = 25°C
ÎÎÎÎÎ DW Package
ÎÎÎÎÎ ¹²
10
8
6
4
2
0
–120 – 90 – 60 – 30 0 30 60 90 120
VIO – Input Offset Voltage – µV
Figure 5
INPUT OFFSET VOLTAGE CHANGE
vs
TIME AFTER POWER ON
12
10
8
6
4
2
VCC _± = ± 15 V
ÁÁÁÁÁÁÁÁ TA = 25°C
DW Package
ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ _{Sample Size = 50 Units}
0
0
10
20
30
40
50
60
t – Time After Power On – s
Figure 6
INPUT OFFSET VOLTAGE CHANGE
vs
TIME AFTER POWER ON
6
5
INPUT OFFSET CURRENT
vs
FREE-AIR TEMPERATURE
20
ÎÎÎÎÎÎ VCC_± = ±15 V
ÎÎÎÎÎÎ ^{VIC = 0}
16
4
3
2
1
0
0
20 40
60
ÎÎÎÎÎÎÎ _{VCC± = ±15 V}
ÎÎÎÎÎÎÎ _{TA = 25°C}
P Package
ÎÎÎÎÎÎÎ _{Sample Size = 50 Units}
ÎÎÎÎÎÎÎ From 2 Wafer Lots
ÎÎÎÎÎÎÎ _{80 100 120 140 160 180}
t – Time After Power On – s
Figure 7
12
8
4
0
0 10 20 30 40 50 60 70
TA – Free-Air Temperature – °C
Figure 8
14
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