THS4531A_16 Datasheet, PDF (16/59 Pages) Texas Instruments – Ultra Low-Power, Rail-to-Rail Output, Fully Differential Amplifier

THS4531A
SLOS823C – DECEMBER 2012 – REVISED JANUARY 2016
Typical Characteristics: V_S = 2.7 V (continued)
3
0
−3
−6
−9
−12 _{VS = 2.7 V}
G = 1 V/V
−15 R_F = 2 kΩ
V_OUT = 100 mV_pp
−18
100k
1M
Frequency (Hz)
10M
50M
G024
Figure 25. V_OCM Small-Signal Frequency Response
200k
100k
V_S = 2.7 V
10k
1k
100
100k
1M
10M
Frequency (Hz)
50M
G026
Figure 27. V_OCM Input Impedance vs Frequency
12
0°C to +70°C
10
−40°C to +85°C
−40°C to +125°C
THS4531AID
V_S = 2.7 V
8
6
4
2
0
Input Offset Current Temperature Drift (pA/°C)
G056
Figure 29. Input Offset Current Temp Drift Histogram
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2
1.8
1.6
1.4
1.2
1
0.8
0.6
0
0.2-V Step
1-V Step
100 200 300 400 500 600 700 800 900 1000
Time (ns)
G025
Figure 26. V_OCM Large- and Small Signal Pulse Response
600
THS4531AID
500
V_S = 2.7 V
T_A =25°C
400
300
200
100
0
Input Offset Current (nA)
G055
Figure 28. Input Offset Current Histogram
50
40
THS4531AID
V_S = 2.7 V
30
20
10
0
−10
−20
−30
−40
−50
−50 −25
0
25
50
75
Temperature (°C)
100
125
G057
Figure 30. Input Offset Current vs Temperature
16
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