OPA2614ID Datasheet, PDF (15/34 Pages) Texas Instruments – Dual, High Gain Bandwidth, High Output Current Operational Amplifier with Current Limit

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OPA2614
SBOS305D − JUNE 2004 − REVISED AUGUST 2008
TYPICAL CHARACTERISTICS: V_S = +5V, Differential Configuration
At T_A = +25°C, G_D = 8, R_F = 453Ω, and R_L = 70Ω, unless otherwise noted.
+5V
0.01µF
V_I
0.01µF
806Ω
806Ω
R_G
0.01µF
1/2
OPA2614
R_F
453Ω
R_F
453Ω
R_L V_I
806Ω
806Ω
1/2
OPA2614
G_D = 1 +
2R_F
R_G
DIFFERENTIAL SMALL−SIGNAL
FREQUENCY RESPONSE
6
R_L = 70Ω
G_D = +2
3
G_D = +4
0
−3
G_D = +8
−6
G_D = +16
−9
0.1
10
Frequency (MHz)
100 200
DIFFERENTIAL LARGE−SIGNAL
FREQUENCY RESPONSE
21
18
R_L = 70Ω
15 GD = 8V/V
V_O = 0.1V_PP
V_O = 2V_PP
12
9
V_O = 5V_PP
6
3
0
1
10
100 200
Frequency (MHz)
DIFFERENTIAL DISTORTION vs LOAD RESISTANCE
−60
G_D = +8
V_O = 2V_PP
−70
f = 1MHz
2nd−Harmonic
−80
−90
−100
3rd−Harmonic
−110
10
100
1k
Load Resistance (Ω)
DIFFERENTIAL DISTORTION vs FREQUENCY
−60
G_D = 8V/V
R_L = 70Ω
−70 V_O = 2V_PP
−80
2nd−Harmonic
−90
−100
3rd−Harmonic
−110
0.1
1
10
Frequency (MHz)
DIFFERENTIAL DISTORTION vs OUTPUT VOLTAGE
−80
G_D = +8V/V
2nd−Harmonic
R_L = 70Ω
f = 1MHz
−85
−90
3rd−Harmonic
−95
−100
0.1
1
Output Voltage Swing (V_PP)
4
15