AD8048 datasheet(9/16 Pages) AD

9 / 16 page

REV. A

AD8047/AD8048

–9–

–90

–110

–70

–50

–30

100M

100k

10k

–40

–20

–60

–80

–100

–120

10M

SECOND HARMONIC

THIRD HARMONIC

FREQUENCY (Hz)

L = 100

OUT = 2V p-p

TPC 31. AD8048 Harmonic Distortion vs. Frequency,

G = +2

–15

–70

1.5

5.5

2.5

3.5

4.5

6.5

–55

–65

–25

–35

–45

SECOND HARMONIC

THIRD HARMONIC

–20

–60

–30

–40

–50

OUTPUT SWING (V p-p)

f = 20MHz

L = 1k

F = 200

TPC 32. AD8048 Harmonic Distortion vs. Output

Swing, G = +2

0.04

–0.04

0.00

–0.02

0.02

11th

1st

2nd

3rd

4th

5th

6th

7th

8th

9th

10th

11th

1st

2nd

3rd

4th

5th

6th

7th

8th

9th

10th

0.04

–0.04

0.00

–0.02

0.02

TPC 33. AD8048 Differential Gain and Phase Error,

G = +2, RL = 150

Ω, RF = 200 Ω, RIN = 200 Ω

SETTLING TIME (ns)

0.5

0.4

–0.4

010

0.0

–0.1

–0.2

–0.3

0.2

0.1

0.3

–0.5

515

L = 100

F = 200

OUT = 2V STEP

TPC 34. AD8048 Short-Term Settling Time, G = +2

SETTLING TIME ( s)

0.25

0.20

–0.20

0.0

–0.05

–0.10

–0.15

0.10

0.05

0.15

–0.25

L = 100

F = 200

OUT = 2V STEP

TPC 35. AD8048 Long-Term Settling Time 2 V

Step, G = +2

100

100k

10k

FREQUENCY (Hz)

TPC 36. AD8048 Noise vs. Frequency

AD8048 Datasheet(PDF) 9 Page - Analog Devices

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