OPA3875 Datasheet, PDF (6/22 Pages) Burr-Brown (TI) – Triple 2:1 High-Speed Video Multiplexer

OPA3875
SBOS341B – DECEMBER 2006 – REVISED DECEMBER 2006
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At G = +2 and R_L = 150Ω, unless otherwise noted.
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HARMONIC DISTORTION vs LOAD RESISTANCE
-60
-65
2nd-Harmonic
V_O = 2V_PP
f = 10MHz
-70
-75
-80
-85
-90
100
3rd-Harmonic
dBc = dB Below Carrier
1k
Resistance (W)
Figure 7.
HARMONIC DISTORTION vs SUPPLY VOLTAGE
-40
-45
-50
V_O = 2V_PP
R_L = 150W
f = 10MHz
-55
-60
2nd-Harmonic
-65
-70
-75
-80
3rd-Harmonic
-85
-90
dBc = dB Below Carrier
-95
2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Supply Voltage (±V)
Figure 8.
HARMONIC DISTORTION vs FREQUENCY
-45
-50
V_O = 2V_PP
R_L = 150W
-55
-60
2nd-Harmonic
-65
-70
-75
3rd-Harmonic
-80
-85
-90
-95
-100
1
dBc = dB Below Carrier
10
100
Frequency (MHz)
Figure 9.
HARMONIC DISTORTION vs OUTPUT VOLTAGE
-50
-55
R_L = 150W
f = 10MHz
-60
2nd-Harmonic
-65
-70
-75
-80
3rd-Harmonic
-85
-90
-95
-100
0.5
dBc = dB Below Carrier
1.5
2.5
3.5
4.5
5.5
Output Voltage Swing (V_PP)
6.5 7.0
Figure 10.
TWO-TONE, 3RD-ORDER INTERMODULATION SPURIOUS
-50
R_L = 100W
Load Power at Matched 50W Load
-60 dBc = dB Below Carrier
-70
50MHz
-80
20MHz
10MHz
-90
-100
-6 -4 -2 0
2
4
6
Single-Tone Load Power (dBm)
Figure 11.
8 10
OUTPUT VOLTAGE AND CURRENT LIMITIATIONS
5
1W Internal
4 _{Power Limit}
3
2
100W Load Line
1
25W Load Line
0
-1
-2
-3
-4
-5
-200 -150 -100
50W Load Line
-50 0 50
I_O (mA)
1W Internal
Power Limit
100 150 200
Figure 12.
6
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