THS4520 Datasheet, PDF (15/37 Pages) Texas Instruments – WIDEBAND, LOW NOISE, LOW DISTORTION FULLY DIFFERENTIAL AMPLIFIER WITH RAIL-TO-RAIL OUTPUTS

THS4520
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SLOS503B – SEPTEMBER 2006 – REVISED JULY 2007
TYPICAL AC PERFORMANCE: V_S+ – V_S– = 3.3 V
Test conditions unless otherwise noted: V_S+ = 1.65 V, V_S– = –1.65 V, CM = open, V_OD = 1 V_PP, R_F = 499 Ω, R_L = 200 Ω
Differential, G = 0 dB, Single-Ended Input, Input and Output Referenced to Midrail
Small-Signal Frequency Response
Large Signal Frequency Response
Harmonic Distortion⁽¹⁾
0.1 dB Flatness
S-Parameters
Slew Rate
HD2
HD3
HD2
HD3
HD2
HD3
HD2
HD3
HD2
HD3
HD2
HD3
Transient Response
Output Balance Error
CM Input Impedance
vs Frequency
vs Frequency
vs Output Voltage Swing, f = 1 MHz
vs Output Voltage Swing, f = 1 MHz
vs Output Voltage Swing, f = 8 MHz
vs Output Voltage Swing, f = 8 MHz
vs Load Resistance, f = 1 MHz
vs Load Resistance, f = 1 MHz
vs Load Resistance, f = 8 MHz
vs Load Resistance, f = 8 MHz
vs Output common-mode voltage, V_O = 2 V_pp
vs Output common-mode voltage, V_O = 2 V_pp
vs Frequency
vs Output Voltage
Gain = 6 dB, V_O = 4 V_pp
Gain = 6 dB, V_O = 2 V_pp
vs Frequency
vs Frequency
Figure 34
Figure 35
Figure 36
Figure 37
Figure 38
Figure 39
Figure 40
Figure 41
Figure 42
Figure 43
Figure 44
Figure 45
Figure 46
Figure 47
Figure 48
Figure 49
Figure 50
Figure 51
Figure 52
Figure 53
Figure 54
(1) For additional plots, see the Applications section.
SMALL-SIGNAL FREQUENCY RESPONSE
22
20
18 ^{G = 20 dB}
16
V_O = 100 mV_PP
V_S = ±1.65 V
R_F = 499 W
R_L = 200 W
14
12 ^{G = 14 dB}
10
8 ^{G = 10 dB}
6
4 ^{G = 6 dB}
2 _{G = 0 dB}
0
-2
0.1
1
10
100
f - Frequency - MHz
1000
Figure 34.
LARGE-SIGNAL FREQUENCY RESPONSE
22
20
18 ^{G = 20 dB}
16
V_O = 1 V_PP
V_S = ±1.65 V
R_F = 499 W
R_L = 200 W
14
12 ^{G = 14 dB}
10
8 ^{G = 10 dB}
6
4 ^{G = 6 dB}
2 _{G = 0 dB}
0
-2
0.1
1
10
100
f - Frequency - MHz
1000
Figure 35.
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