THS4500IDR Datasheet, PDF (12/48 Pages) Texas Instruments – WIDEBAND, LOW-DISTORTION, FULLY DIFFERENTIAL AMPLIFIERS

THS4500
THS4501
SLOS350F – APRIL 2002 – REVISED OCTOBER 2011
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TYPICAL CHARACTERISTICS: ±5 V (continued)
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
HARMONIC DISTORTION
vs
LOAD RESISTANCE
0
−10 ^{Single-Ended Input to}
Differential Output
−20 Gain = 2
−30
R_L = 800 Ω
R_f = 1 kΩ
−40 f= 30 MHz
−50 ^{VS = ±5 V}
−60
HD2
−70
−80
HD3
−90
−100
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
V_O − Output Voltage Swing − V
0
−10 ^{Differentia Input to}
Differential Output
−20 Gain = 2
−30
R_L = 800 Ω
R_f = 1 kΩ
−40 f= 8 MHz
−50 ^{VS = ±5 V}
−60
HD2
−70
−80
HD3
−90
−100
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
V_O − Output Voltage Swing − V
0
−10
−20
−30
−40
−50
−60
−70
−80
−90
−100
0
Single-Ended Input to
Differential Output
Gain = 1
V_O = 2 V_PP
R_f = 392 Ω
f= 30 MHz
V_S = ±5 V
HD2
HD3
400
800
1200
R_L − Load Resistance − Ω
1600
Figure 19.
Figure 20.
Figure 21.
0
−10
−20
−30
−40
−50
−60
−70
−80
−90
−100
0
HARMONIC DISTORTION
vs
LOAD RESISTANCE
Differential Input to
Differential Output
Gain = 1
V_O = 2 V_PP
R_f = 392 Ω
f= 30 MHz
V_S = ±5 V
HD2
HD3
400
800
1200
R_L − Load Resistance − Ω
Figure 22.
1600
THIRD-ORDER INTERMODULATION
DISTORTION
vs
FREQUENCY
−50
Single-Ended Input to
Differential Output
−60 ^{Gain = 1}
R_L = 800 Ω
R_f = 392 Ω
−70 ^{VO = 2 VPP}
V_S = ±5 V
−80
−90
−100
10
100
f − Frequency − MHz
Figure 23.
THIRD-ORDER OUTPUT INTERCEPT
POINT
vs
FREQUENCY
55
Gain = 1
50
R_F = 392 W
V_O = 2 V_PP
V_S = ± 5 V
45
40
35
30
0 20 40 60 80 100 120
f - Frequency - MHz
Figure 24.
SLEW RATE
vs
DIFFERENTIAL OUTPUT VOLTAGE
STEP
3000
2500
2000
Gain = 1
R_L = 800 Ω
R_f = 392 Ω
V_S = ±5 V
1500
1000
500
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
V_O − Differential Output Voltage Step − V
Figure 25.
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
0
SETTLING TIME
Rising Edge
Gain = 1
R_L = 800 Ω
R_f = 499 Ω
f= 1 MHz
V_S = ±5 V
Falling Edge
5
10
15
20
t − Time − ns
Figure 26.
SETTLING TIME
1.5
Rising Edge
1.0
Gain = 1
0.5
R_L = 800 W
R_F = 499 W
0
f = 1 MHz
V_S = ±5 V
-0.5
Falling Edge
-1.0
-1.5
0 2 4 6 8 10 12 14
t - Time - ns
Figure 27.
12
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