THS4532_16 Datasheet, PDF (22/58 Pages) Texas Instruments – Ultra Low Power, Rail-to-Rail Output, Fully-Differential Amplifier

THS4532
SLOS829A – FEBRUARY 2013 – REVISED JULY 2015
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Typical Characteristics: V_S = 5 V (continued)
V_S+ = 5 V, V_S– = 0 V, V_OCM = open, V_OUT = 2 Vpp, R_F = 2 kΩ, R_L = 2 kΩ Differential, G = 1V/V, Single-Ended Input, Differential
Output, Input and Output Referenced to mid-supply, T_A = 25°C unless otherwise noted.
−20
0
−30
−20
−40
−40
−50
−60
−60
−80
−70
−100
−80
−90
−100
100k
V_S = 5 V
R_L = 2 kΩ
1M
Frequency (Hz)
G = 1 V/V
CMRR
PSRR
10M
30M
G044
R_F = 2 kΩ
−120
−140
−160
1k
10k
V_S = 5 V
R_L = 2 kΩ
100k
1M
Frequency (Hz)
G = 1 V/V
V_OUT = 2 V_PP
10M 30M
G099
R_F = 2 kΩ
Figure 53. Rejection Ratio vs Frequency
Figure 54. Crosstalk vs Frequency
5
2.5
5
Power Down
4
V_OUT
2
4
2.5
Power Down
V_OUT
2
3
1.5
3
1.5
2
1
2
1
1
0.5
1
0.5
0
0
200
V_S = 5 V
R_L = 200 Ω
400
600
800
Time (ns)
G = 1 V/V
V_IN = 1 V
Figure 55. Turn-On Time
0
1000
G045
R_F = 2 kΩ
100
100
Voltage Noise
Current Noise
10
10
1
1
0.1
10
0.1
100
1k
10k
100k
1M
Frequency (Hz)
G047
0
0
10
V_S = 5 V
R_L = 200 Ω
20
30
40
Time (ns)
G = 1 V/V
Figure 56. Turn-Off Time
0
50
G046
R_F = 2 kΩ
120
0
110
Magnitude
100
Phase
90
−45
80
70
60
−90
50
40
30
−135
20
10
0
−180
10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
G048
Figure 57. Input-Referred Voltage Noise and Current Noise
Spectral Density
Figure 58. Main Amplifier Differential Open-Loop Gain and
Phase vs Frequency
22
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