Datasheet

OPA683
11
SBOS221E
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= +5V (Cont.)
T
A
= 25°C, R
F
= 1.4kΩ, R
L
= 1kΩ, and G = +2 (see Figure 3 for AC performance only), unless otherwise noted.
HARMONIC DISTORTION vs LOAD RESISTANCE
100 1k
Load Resistance (Ω)
Harmonic Distortion (dBc)
–50
–55
–60
–65
–70
–75
–80
–85
–90
V
O
= 2V
PP
f = 5MHz
See Figure 3
3rd-Harmonic
2nd-Harmonic
–50
–60
–70
–80
–90
Frequency (MHz)
0.1 20110
HARMONIC DISTORTION vs FREQUENCY
Harmonic Distortion (dBc)
V
O
= 2V
PP
R
L
= 1kΩ
See Figure 3
2nd-Harmonic
3rd-Harmonic
–50
–60
–70
–80
–90
Output Voltage (V
PP
)
0.5 312
HARMONIC DISTORTION vs OUTPUT VOLTAGE
Harmonic Distortion (dBc)
3rd-Harmonic
2nd-Harmonic
See Figure 3
G = +2
R
L
= 1kΩ
f = 5MHz
0.3
0.25
0.2
0.15
0.1
0.05
0
Number of 150Ω Video Loads
1423
COMPOSITE VIDEO DIFFERENTIAL GAIN/PHASE
Differential Gain (%)
Differential Phase (°)
dP
dG
G = +2
NTSC, Positive Video
2-TONE, 3RD-ORDER
INTERMODULATION DISTORTION
0.1 1
V
PP
at 1Ω Load (each tone)
3rd-Order Spurious Level (dBc)
–45
–55
–65
–75
–85
See Figure 3
10MHz
20MHz
5MHz
SUPPLY AND OUTPUT CURRENT
vs TEMPERATURE
–50 –25 0 25 50 10075 125
Ambient Temperature (°C)
Output Current (mA)
100
90
80
70
60
50
0.95
0.9
0.85
0.8
0.75
0.7
Supply Current (mA)
Left Scale
Sinking Output Current
Right Scale
Supply Current
Sourcing Output Current
Left Scale