THS4532 Datasheet, PDF (15/44 Pages) Texas Instruments – Ultra Low Power, Rail-to-Rail Output, Fully-Differential Amplifier

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THS4532
SLOS829 – FEBRUARY 2013
TYPICAL CHARACTERISTICS: V_S = 2.7V (continued)
Test conditions unless otherwise noted: V_S+ = 2.7 V, V_S– = 0V, CM = open, V_OUT = 2Vpp, R_F = 2kΩ, R_L = 2kΩ Differential, G =
1V/V, Single-Ended Input, Differential Output, Input and Output Referenced to mid-supply unless otherwise noted.
OUTPUT BALANCE ERROR
vs
FREQUENCY
−30
V_S = 2.7 V
G = 1 V/V
−40 RF = 2 kΩ
R_L = 2 kΩ
V_OCM SMALL-SIGNAL FREQUENCY RESPONSE
3
0
−3
−50
−6
−60
−70
−80
100k
1M
Frequency (Hz)
Figure 26.
10M
30M
G023
−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
Figure 27.
50M
G024
V_OCM LARGE- and SMALL SIGNAL PULSE RESPONSE
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 28.
200k
100k
V_OCM INPUT IMPEDANCE
vs
FREQUENCY
V_S = 2.7 V
10k
1k
100
100k
1M
10M
Frequency (Hz)
Figure 29.
50M
G026
1200
1000
INPUT OFFSET CURRENT
HISTOGRAM
THS4532IPW
V_S = 2.7 V
T_A =25°C
800
600
400
200
0
Ch 1
Ch 2
INPUT OFFSET CURRENT TEMP DRIFT
HISTOGRAM
35
0°C to +70°C
THS4532IPW
30
−40°C to +85°C
V_S = 2.7 V
−40°C to +125°C
Both Channels
25
20
15
10
5
0
Input Offset Current (nA)
G029
Figure 30.
Input Offset Current Temperature Drift (pA/°C)
G030
Figure 31.
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