OPA2832 Datasheet, PDF (10/37 Pages) National Semiconductor (TI) – Dual, Low-Power, High-Speed, Fixed-Gain Operational Amplifier

OPA2832
SBOS327C – FEBRUARY 2005 – REVISED AUGUST 2008 ............................................................................................................................................. www.ti.com
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At T_A = +25°C, G = +2V/V, and R_L = 150Ω to GND, unless otherwise noted (see Figure 63).
HARMONIC DISTORTION vs LOAD RESISTANCE
−40
−50
−60
−70
G = +2V/V
−80 V_O = 2V_PP
f = 5MHz
See Figure 63
−90
100
2nd−Harmonic
3rd−Harmonic
1k
Load Resistance (Ω)
Figure 7.
HARMONIC DISTORTION vs FREQUENCY
−40
G = +2V/V
−50 _{RL = 500}Ω
V_O = 2V_PP
−60 _{See Figure 63}
2nd−Harmonic
−70
−80
3rd−Harmonic
−90
−100
−110
0.1
1
Frequency (MHz)
Figure 9.
10 20
OUTPUT VOLTAGE AND CURRENT LIMITATIONS
6
1W Internal
5 _{Power Lim it}
4
Output
Current Lim it
One Channel
3
R_L = 500Ω
Only
2
R_L = 50Ω
1
0
R_L = 100Ω
−1
−2
−3
−4
O u tp u t
−5 _{Current Limit}
−6
−160 −120 −80 −40 0
1W Internal
Power Limit
40 80 120 160
I_O (mA)
Figure 11.
HARMONIC DISTORTION vs OUTPUT VOLTAGE
−50
G = +2V/V
−60
R_L = 500Ω
f = 5MHz
See Figure 63
−70
3rd−Harmonic
−80
2nd−Harmonic
−90
−100
0 1 2 3 4 5 6 7 8 9 10
Output Swing (V_PP)
Figure 8.
−40
−45 ^PI
−50
−55
−60
TWO-TONE, 3RD-ORDER
INTERMODULATION SPURIOUS
1/2
50Ω O P A 283 2
400Ω
400Ω
PO
500Ω
−65
−70
20MHz
−75
10MHz
−80
5MHz
−85
−90
−26 −22 −18 −14 −10 −6 −2 2
6
Single−Tone Load Power (2dBm/div)
Figure 10.
OUTPUT SWING vs LOAD RESISTANCE
5
G = +2V/V
4 _{VS = ±5V}
3
2
1
0
−1
−2
−3
−4
−5
10
100
1k
R_L (Ω )
Figure 12.
10
Submit Documentation Feedback
Product Folder Link(s): OPA2832
Copyright © 2005–2008, Texas Instruments Incorporated