THS4281 Datasheet, PDF (28/43 Pages) Texas Instruments – VERY LOW-POWER, HIGH-SPEED, RAIL-TO-RAIL INPUT AND OUTPUT VOLTAGE-FEEDBACK OPERATIONAL AMPLIFIER

THS4281
SLOS432B – APRIL 2004 – REVISED OCTOBER 2015
8.2.3 Application Curves
24
20
R_F = 100 kW
16
R_F = 1.65 kW
and 10 kW
12
8
V_S = 3 V
4 Gain = 10,
R_L = 1 kW,
V_O = 0.1 V_PP
0
0.1
1
10
100
f − Frequency − MHz
Figure 73. Signal Gain vs
Frequency, V_S = 3 V
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24
20
R_F = 100 kW
16
R_F = 2.5 kW
and 10 kW
12
8
V_S = ±5 V
4 Gain = 10,
R_L = 1 kW,
V_O = 0.1 V_PP
0
0.1
1
10
100
f − Frequency − MHz
Figure 74. Signal Gain vs
Frequency, V_S = ±5 V
Figure 75. Second-Order 100-kHz Active Filter Response
28
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