OPA2830_08 Datasheet, PDF (11/41 Pages) Burr-Brown (TI) – Dual, Low-Power, Single-Supply, Wideband OPERATIONAL AMPLIFIER

OPA2830
www.ti.com
SBOS309C – AUGUST 2004 – REVISED MARCH 2006
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At T_A = +25°C, G = +2V/V, R_F = 750Ω, and R_L = 150Ω to GND, unless otherwise noted (see Figure 72).
HARMONIC DISTORTION vs LOAD RESISTANCE
−50
−55
−60
2nd−Harmonic
−65
−70
−75 G = +2V/V
V_O = 2V_PP
−80 f = 5MHz
3rd−Harmonic
See Figure 72
−85
100
1k
Resistance (Ω)
Figure 7.
5MHz HARMONIC DISTORTION vs SUPPLY VOLTAGE
−40
−45
Input Limited for V_CM = 0V
−50
G = +2V/V
V_O = 2V_PP
R_L = 500Ω
−55
See Figure 72
−60
2nd−Harmonic
−65
−70
−75
−80
3rd−Harmonic
−85
−90
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Supply Voltage (±V_S)
Figure 8.
HARMONIC DISTORTION vs OUTPUT VOLTAGE
−55
G = +2V/V
−60 R_L = 500Ω
f = 5MHz
−65 _{See Figure 72}
2nd−Harmonic
−70
−75
−80
3rd−Harmonic
−85
−90
−95
0.1
1
10
Output Voltage Swing (V_PP)
Figure 9.
HARMONIC DISTORTION vs FREQUENCY
−50
−55 ^{G = +2V/V}
−60
V_O = 2V_PP
See Figure 72
3rd−Harmonic
R_L = 150Ω
−65
−70
2nd−Harmonic
R_L = 500Ω
−75
2nd−Harmonic
−80
R_L = 150Ω
−85
−90
−95
−100
3rd−Harmonic
R_L = 500Ω
−105
0.1
1
10
Frequency (MHz)
Figure 10.
TWO-TONE, 3RD-ORDER INTERMODULATION SPURIOUS
−40
−45 ^PI
−50
−55
−60
−65
1 /2
50Ω OP A 28 30
750Ω
750Ω
P_O
500Ω
20MHz
10MHz
−70
−75
5MHz
−80
−85
−90
−26
−20
−14
−8
−2
6
Single−Tone Load Power (2dBm/div)
Figure 11.
SUPPLY AND OUTPUT CURRENT vs TEMPERATURE
83
13
82
12
81
11
Output Current (sourcing)
80
10
79
Output Current (sinking)
9
78
77
−50
8
Quiescent Current (total, both amplifiers)
7
−25
0
25
50
75 100 125
Ambient Temperature (_ C)
Figure 12.
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