AD8273
Rev. B | Page 6 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
V
S
= ±15 V, T
A
= 25°C, G = ½, difference amplifier configuration, unless otherwise noted.
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HITS
0
20
40
60
80
100
–500 –250 0 250 500
N: 1641
MEAN: –9.5
SD: 228.4
V
OSO
±15V (µV/V)
Figure 4. Typical Distribution of System Offset Voltage,
G = ½, Referred to Output
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CMRR ±15V (µV/V)
HITS
0
20
40
60
80
100
120
–150 –100 –50 0 50 100 150
N: 1649
MEAN: –0.59
SD: 37.3
Figure 5. Typical Distribution of CMRR, G = ½, Referred to Input
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TEMPERATURE (°C)
CMRR (µV/V)
–20
–15
–10
–5
0
5
10
15
10
15
20
REPRESENTATIVE SAMPLES
+0.09µV/V/°C
–0.05µV/V/°C
–50–30–101030507090110130
Figure 6. CMRR vs. Temperature, Normalized at 25°C
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TEMPERATURE (°C)
SYSTEM OFFSET (μV)
REPRESENTATIVE SAMPLES
+2.9µV/°C
–1.7µV/°C
–50–30–101030507090110130
–300
–200
–100
0
100
200
300
400
Figure 7. System Offset vs. Temperature, Normalized at 25°C,
Referred to Output
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TEMPERATURE (°C)
GAIN ERROR (µV/V)
–45 –30 –15 0 15 30 45 60 75 90 105 120
–200
–150
–100
–50
0
50
100
150
REPRESENTATIVE SAMPLES
Figure 8. Gain Error vs. Temperature, Normalized at 25°C
3
0
2
0
1
0
0
–
1
0
–
2
0
–
3
0
–15 –10 –5 0 5 10 15
INPUT COMMON-MODE VOLTAGE (V)
OUTPUT VOLTAGE (V)
–13.5V, +11.5V
–13.5V, –11.5V
0V, +25V
V
S
= ±15V
0V, –25V
+13.5V, +11.5V
G = ½
+13.5V, –11.5V
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Figure 9. Input Common-Mode Voltage vs. Output Voltage,
Gain = ½, ±15 V Supplies
