OPA4684 Datasheet, PDF (11/33 Pages) Burr-Brown (TI) – Quad, Low-Power, Current-Feedback OPERATIONAL AMPLIFIER

TYPICAL CHARACTERISTICS: V_S = +5V (Cont.)
At T_A = +25°C, G = +2, R_F = 1kΩ, and R_L = 100Ω to V_S/2, unless otherwise noted.
HARMONIC DISTORTION vs LOAD RESISTANCE
–50
V_O = 2V_PP
–55 f = 5MHz
–60
–65
3rd-Harmonic
–70
–75
–80
2nd-Harmonic
–85
See Figure 3
–90
100
1k
Load Resistance (Ω)
HARMONIC DISTORTION vs FREQUENCY
–50
V_O = 2V_PP
R_L = 100Ω
–60
2nd-Harmonic
–70
3rd-Harmonic
–80
See Figure 3
–90
0.1
1
Frequency (MHz)
10 20
HARMONIC DISTORTION vs OUTPUT VOLTAGE
–50
3rd-Harmonic
–60
2nd-Harmonic
–70
–80
See Figure 3
–90
0.5
1
2
3
Output Voltage (V_PP)
2-TONE, 3RD-ORDER
INTERMODULATION DISTORTION
–50
20MHz
–60
10MHz
–70
5MHz
–80
See Figure 3
–90
–15 –14 –13 –12 –11 –10 –9 –8 –7 –6 –5 –4 –3
Power at Load (each tone, dBm)
SUPPLY AND OUTPUT CURRENT
vs TEMPERATURE
100
5.8
Right Scale
90
Supply Current
5.6
80
Left Scale
5.4
Sourcing Output Current
30
5.2
Left Scale
Sinking Output Current
60
5.0
50
–50 –25
0
25
50
75
Ambient Temperature (°C)
4.8
100 125
COMPOSITE VIDEO DIFFERENTIAL GAIN/PHASE
0.16
G = +2
0.14 NTSC, Positive Video
0.12
0.10
dP
0.08
0.06
dG
0.04
0.02
0
1
2
3
4
Number of 150Ω Video Loads
OPA4684
11
SBOS240G
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