THS4302_14 Datasheet, PDF (7/28 Pages) Texas Instruments – WIDEBAND FIXED-GAIN AMPLIFIER

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THS4302
SLOS403H – OCTOBER 2002 – REVISED AUGUST 2006
TYPICAL THS4302 CHARACTERISTICS (5 V) (continued)
SLEW RATE
vs
OUTPUT VOLTAGE
7000
R_L = 100 Ω
6000 ^VS ^{= 5 V}
5000
4000
3000
Fall
Rise
2000
1000
0
0
0.5
1
1.5
2
2.5
V_O − Output Voltage − V_PP
Figure 4.
HARMONIC DISTORTION
vs
FREQUENCY
−50
R_L = 100 Ω
−55 V_O = 2 V_PP
V_S = 5 V
−60
−65
−70
−75
HD2
−80
−85
HD3
−90
1
10
100
f − Frequency − MHz
Figure 7.
SECOND-ORDER
INTERMODULATION DISTORTION
vs
FREQUENCY
−50
−55
F2 − F1
−60
−65
−70
−75
F2 + F1
−80
−85 V_S = 5 V
−90 ^{RL = 100 Ω}
V_O = 1 V_PP Envelope
−95 Tone Spacing = 200 kHz
−100
0
50 100 150 200 250 300
f − Frequency − MHz
Figure 10.
HARMONIC DISTORTION
vs
FREQUENCY
−50
R_L = 100 Ω
−60
V_O = 1 V_PP
V_S = 5 V
−70
−80
HD2
−90
−100
HD3
−110
1
10
100
f − Frequency − MHz
Figure 5.
HARMONIC DISTORTION
vs
FREQUENCY
−50
R_L = 1 kΩ
V_O = 2 V_PP
−60 _{VS = 5 V}
−70
HD3
−80
HD2
−90
−100
1
10
100
f − Frequency − MHz
Figure 8.
100
95
90
85
SECOND-ORDER
OUTPUT INTERCEPT POINT
vs
FREQUENCY
50 Source
49.9
+2.5V
49.9
−2.5V
Test data
measurement
point
50 Test
Equipment
49.9
80
Tone Spacing = 200 kHz
75
To 50-Ω Load, Add 3dB to
Refer To Amplifier Output
70
65
60
55
F2 − F1
F2 + F1
50
0
50 100 150 200 250 300
f − Frequency − MHz
Figure 11.
HARMONIC DISTORTION
vs
FREQUENCY
−50
R_L = 1 kΩ
−60
V_O = 1 V_PP
V_S = 5 V
−70
−80
−90
−100
HD2
HD3
−110
1
10
100
f − Frequency − MHz
Figure 6.
HARMONIC DISTORTION
vs
OUTPUT VOLTAGE SWING
−50
−55
R_L = 100 Ω
V_S = 5 V
−60
HD2, f = 64 MHz
−65
−70
−75
HD3, f = 64 MHz
−80 ^{HD2, f = 4 MHz}
−85
−90
−95
−100
0
HD3, f = 4 MHz
0.5
1
1.5
2
2.5
V_O − Output Voltage Swing − V_PP
Figure 9.
THIRD-ORDER
INTERMODULATION DISTORTION
vs
FREQUENCY
−50
R_L = 100 Ω
−55 _{VS = 5 V}
−60 ^{200 kHz Tone Spacing}
−65
V_O = 2 V_PP
−70
Envelope
−75
V_O = 1 V_PP
Envelope
−80
−85
−90
−95
−100
10
V_O = 0.5 V_PP
Envelope
100
f − Frequency − MHz
Figure 12.
1000
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