AD628
TYPICAL PERFORMANCE CHARACTERISTICS
140
120
100
80
40
8440 UNITS
G = +0.1
35
30
25
20
15
10
5
–15V
+15V
60
+2.5V
40
20
0
0
0.1
1
10
100
1k
10k
100k
1M
–1.6 –1.2 –0.8 –0.4
0
0.4
0.8
1.2
1.6
2.0
INPUT OFFSET VOLTAGE (mV)
FREQUENCY (Hz)
Figure 8. PSRR vs. Frequency, Single and Dual Supplies
Figure 5. Typical Distribution of Input Offset Voltage,
VS = 15 V, SOIC_N Package
1000
25
20
15
10
5
8440 UNITS
100
0
–74
1
10
100
1k
10k
100k
–78
–82
–86
–90
–94
–98 –102 –106 –110
FREQUENCY (Hz)
CMRR (dB)
Figure 9. Voltage Noise Spectral Density, RTI, VS = 15 V
Figure 6. Typical Distribution of CMRR, SOIC_N Package
1000
130
120
110
100
90
V
= ±15V
S
80
70
V
= ±2.5V
S
60
50
40
100
30
1
10
100
1k
10k
100k
10
100
1k
FREQUENCY (Hz)
10k
100k
FREQUENCY (Hz)
Figure 10. Voltage Noise Spectral Density, RTI, VS = 2.5 V
Figure 7. CMRR vs. Frequency
Rev. G | Page 9 of 20
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