OPA2682 Datasheet, PDF (8/19 Pages) Burr-Brown (TI) – Dual, Wideband, Fixed Gain BUFFER AMPLIFIER With Disable

TYPICAL PERFORMANCE CURVES: V_S = ±5V (Cont.)
G = +2 and R_L = 100Ω, unless otherwise noted (see Figure 1).
HARMONIC DISTORTION
vs OUTPUT VOLTAGE
–50
f = 5MHz
–60
2nd Harmonic
–70
–80
–90
0.1
3rd Harmonic
1
5
Output Voltage (Vp-p)
2nd HARMONIC DISTORTION
vs FREQUENCY
–50
V_O = 2Vp-p
–60
–70
–80
–90
0.1
G = +1
G = +2
G = –1
1
Frequency (MHz)
10 20
3rd HARMONIC DISTORTION
vs FREQUENCY
–50
V_O = 2Vp-p
–60
–70
G = +2
G = –1
G = +1
–80
–90
0.1
1
Frequency (MHz)
10 20
INPUT VOLTAGE AND CURRENT NOISE DENSITY
100
Inverting Input Current Noise
15.1pA/√Hz
10
Non-Inverting Input Current Noise 12.2pA/√Hz
1
100
Voltage Noise
2.2nV/√Hz
1k
10k
100k
1M
10M
Frequency (Hz)
–50
V_O = 2Vp-p
f₀ = 5MHz
–60
–70
HARMONIC DISTORTION
vs LOAD RESISTANCE
2nd Harmonic
3rd Harmonic
–80
–90
10
100
R_L (Ω)
1000
TWO-TONE, 3rd-ORDER
INTERMODULATION SPURIOUS
–40
–45 dBc = dB below carriers
–50
50MHz
–55
–60
–65
–70
20MHz
–75
–80
–85
10MHz
–90
Load Power at Matched 50Ω Load
–8 –6 –4 –2 0 2 4 6 8 10
Single-Tone Load Power (dBm)
®
OPA2682
8