AD8021 datasheet(12/28 Pages) AD

12 / 28 page

AD8021

Rev. F | Page 12 of 28

fC = 5MHz

fC = 1MHz

–60

–90

–100

–70

–80

–120

–50

–110

THIRD

SECOND

THIRD

VOUT (V p-p)

Figure 23. Second and Third Harmonic Distortion vs. VOUT and

Fundamental Frequency (fC), G = +2

–50

–80

–90

–60

–70

–110

–40

–100

THIRD

SECOND

THIRD

VOUT (V p-p)

fC = 5MHz

fC = 1MHz

Figure 24. Second and Third Harmonic Distortion vs. VOUT and

Fundamental Frequency (fC), G = +10

400

800

–90

–110

–80

200

600

1000

–120

–70

–100

FEEDBACK RESISTANCE (

Ω)

fC = 1MHz

RL = 1kΩ

RF = RG

G = +2

THIRD

SECOND

Figure 25. Second and Third Harmonic Distortion vs. Feedback Resistor (RF)

800

1600

3.2

2.9

3.4

400

1200

2000

2.8

3.5

3.1

3.3

3.0

–3.4

–3.7

–3.2

–3.8

–3.1

–3.5

–3.3

–3.6

NEGATIVE OUTPUT

POSITIVE OUTPUT

LOAD (

Ω)

Figure 26. DC Output Voltages vs. Load (See Figure 48)

–50

–10

–30

110

100

120

VS = ±12V

VS = ±5.0V

VS = ±2.5V

TEMPERATURE (°C)

Figure 27. Short-Circuit Current to Ground vs. Temperature

G = 2

RL = 1kΩ, 150Ω

–10

–20

–30

–40

–50

120

160

200

TIME (ns)

Figure 28. Small Signal Transient Response vs.

RL, VO = 50 mV p-p, Noninverting (See Figure 49)

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