AD8170/AD8174

–7–

REV. 0

*WORST CHANNEL

FREQUENCY – MHz

–30

–40

–120

–80

–90

–100

–110

–60

–70

–50

0.5

100

1

10

G = +2

2ND HARMONIC

3RD HARMONIC

Figure 16. Harmonic Distortion vs. Frequency

FREQUENCY – MHz

1M

316k

10

0.1

500

1

10

100

10k

316

100

31.6

100k

31.6k

1k

3.16k

G = +2

0.03

ENABLE, SD = LOGIC 1; G = +2

ENABLED OUTPUT IMPEDANCE (G = +2)

DISABLED (OR SHUTDOWN)

OUTPUT IMPEDANCE (G= +2)

ENABLE,

SD = LOGIC 1;

G = +1

DISABLED

(OR SHUTDOWN)

OUTPUT IMPEDANCE

(G = +1)

ENABLED

(OR DISABLED)

INPUT

IMPEDANCE

Figure 17. Input & Output Impedance vs. Frequency

FREQUENCY – MHz

0

–10

0.1

500

1

10

100

–40

–70

–80

–20

–30

–60

–50

G = +2

0.03

–PSRR

+PSRR

Figure 18. Power Supply Rejection vs. Frequency

FREQUENCY – Hz

0

–0.4

1G

1M

10M

100M

–3

–0.1

–0.2

–0.3

–1

–2

0

+0.1

G = +2

–9

–6

–7

–8

–5

–4

50pF

100pF

100pF

Figure 19. Frequency Response vs. Capacitive Load, G = +2

G = +2

FREQUENCY – Hz

–0.5

–0.1

–0.2

–0.3

–0.4

0.1

0

0

–9

–5

–6

–7

–8

–3

–4

–1

–2

1M

10M

100M

1G

Figure 20. Small Signal Frequency Response

FREQUENCY – Hz

10

10k

1k

100

1M

100k

180

–45

135

90

45

0

PHASE

TRANSIMPEDANCE

1k

10k

10M

1G

100k

1M

100M

Figure 21. Open-Loop Transresistance and Phase

vs. Frequency