THS4281 Datasheet, PDF (16/31 Pages) Texas Instruments – VERY LOW-POWER, HIGH-SPEED, RAIL-TO-RAIL INPUT AND OUTPUT VOLTAGE-FEEDBACK OPERATIONAL AMPLIFIER

THS4281
SLOS432 – APRIL 2004
TYPICAL CHARACTERISTICS (continued)
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(V_S = 15 V)
TOTAL HARMONIC DISTORTION +
NOISE
vs
FREQUENCY
0.1000
0.0100
V_S = 15 V,
Bandwidth = 600 kHz,
Gain = 2,
R_F = 2 kΩ,
R_L = 1 kΩ , to V_S/2
V_O = 14.5 V_PP
V_O = 14 V_PP
0.0010
V_O = 4 V_PP
V_O = 8 V_PP
0.0001
10
V_O = 12 V_PP
100
1k
10 k
f − Frequency − Hz
200 k
Figure 52.
(f = 100 kHz)
TOTAL HARMONIC DISTORTION +
NOISE
vs
OUTPUT VOLTAGE
0.100
VS = ±5 V
VS = 5 V
VS = 3.3 V
VS = 3 V
VS = 2.7 V
VS = 15 V
0.010
0.001
f = 100 kHz,
Bandwidth = 600 kHz,
Gain = 2,
RF = 2 kΩ,
RL = 1 kΩ , to VS/2
0.1
1
Amplifier Noise
Limit Line
10 20
V_O − Output Voltage − V_PP
Figure 55.
(f = 1 kHz)
TOTAL HARMONIC DISTORTION +
NOISE
vs
OUTPUT VOLTAGE
0.1000
0.0100
VS = 3.3 V
VS = 3 V
VS = 2.7 V
VS = 5 V
VS = ±5 V
(f = 10 kHz)
TOTAL HARMONIC DISTORTION +
NOISE
vs
OUTPUT VOLTAGE
0.1000
0.0100
VS = 5 V
VS = 3.3 V
VS = 3 V
VS = 2.7 V
VS = ±5 V
VS = 15 V
Amplifier Noise
0.0010
Limit Line
0.0001
f = 1 kHz,
Bandwidth = 22 kHz,
Gain = 2,
RF = 2 kΩ,
RL = 1 kΩ , to VS/2
VS = 15 V
0.1
1
10 20
V_O − Output Voltage − V_PP
Figure 53.
0.0010
f = 10 kHz,
Bandwidth = 80 kHz,
Gain = 2,
RF = 2 kΩ,
RL = 1 kΩ , to VS/2
0.0001
0.1
Amplifier Noise
Limit Line
1
10 20
V_O − Output Voltage − V_PP
Figure 54.
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
1
(V_S = 5 V)
DIFFERENTIAL GAIN
vs
NUMBER OF LOADS
PAL
NTSC
Gain = 2
R_F= 2.5 kΩ
V_S = 5 V
40 IRE − NTSC and Pal
Worst Case ±100 IRE Ramp
2
3
Number of Loads − 150 Ω
Figure 56.
2
1.8
1.6
°
1.4
1.2
1
0.8
0.6
0.4
0.2
0
1
(V_S = 5 V)
DIFFERENTIAL PHASE
vs
NUMBER OF LOADS
PAL
NTSC
Gain = 2
R_f = 2.5 kΩ
V_S = 5 V
40 IRE − NTSC and Pal
Worst Case ±100 IRE Ramp
2
3
Number of Loads − 150 Ω
Figure 57.
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