OPA2832 Datasheet, PDF (11/37 Pages) National Semiconductor (TI) – Dual, Low-Power, High-Speed, Fixed-Gain Operational Amplifier

OPA2832
www.ti.com ............................................................................................................................................. SBOS327C – FEBRUARY 2005 – REVISED AUGUST 2008
TYPICAL CHARACTERISTICS: V_S = ±5V (Differential)
At T_A = +25°C, Differential Gain = +2V/V, and R_L = 500Ω, unless otherwise noted.
DIFFERENTIAL PERFORMANCE TEST CIRCUIT
+5V
400Ω
1 /2
O PA 28 32
400Ω
V
I
400Ω
400Ω
1 /2
O PA 28 32
R_L V_O
−5V
Figure 13.
LARGE-SIGNAL FREQUENCY RESPONSE
9
6
3
0
−3
−6
G_D = +2V/V
R_L = 500Ω
V_O = 4V_PP
−9
1
10
100
300
Frequency (MHz)
Figure 15.
HARMONIC DISTORTION vs OUTPUT SWING
−80
G_D = +2V/V
−85
R_L = 500Ω
f = 1MHz
−90
2nd−Harmonic
−95
−100
−105
3rd−Harmonic
−110
1
10
Output Voltage (V_PP)
Figure 17.
SMALL-SIGNAL FREQUENCY RESPONSE
9
G_D = +2V/V
6
R_L = 500Ω
V_O = 0.2V_PP
3
0
−3
−6
−9
1
10
100
400
Frequency (MHz)
Figure 14.
HARMONIC DISTORTION vs FREQUENCY
−60
G_D = +2V/V
−70
R_L = 500Ω
V_O = 2VPP
−80
−90
−100
2nd−Harmonic
3rd−Harmonic
−110
−120
0.1
1
10
100
Frequency (MHz)
Figure 16.
HARMONIC DISTORTION vs LOAD RESISTANCE
−75
G_D = +2V/V
−80
V_O = 2V_PP
2nd−Harmonic
f = 1MHz
−85
3rd−Harmonic
−90
−95
−100
−105
−110
100
1k
Load Resistance (Ω )
Figure 18.
Copyright © 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): OPA2832
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