ADA4857-1/ADA4857-2

Data Sheet

Rev. D | Page 10 of 21

Figure 14. Small Signal Frequency Response for Various Resistive Loads (LFCSP)

Figure 15. Small Signal Frequency Response for Various Gains (LFCSP)

Figure 16. Harmonic Distortion vs. Frequency and Gain (LFCSP)

Figure 17. Large Signal Frequency Response for Various Resistive Loads (LFCSP)

Figure 18. Small Signal Frequency Response for Various Gains (SOIC),

RS = 100 Ω for G = +1

Figure 19. Harmonic Distortion vs. Frequency and Load (LFCSP)

1

10

100

1000

FREQUENCY (MHz)

RL = 100Ω

G = +2

VS = ±5V

VOUT = 0.2V p-p

–7

–6

–5

–4

–3

–2

–1

0

1

2

3

4

5

6

7

8

9

RL = 1kΩ

–10

–9

–8

–7

–6

–5

–4

–3

–2

–1

0

1

2

3

1

10

100

1000

FREQUENCY (MHz)

VS = 5V

RL = 1kΩ

VOUT = 0.2V p-p

G = +1

G = +2

G = +10

G = +5

–120

–110

–100

–90

–80

–70

–60

–50

–40

0.2

1

10

100

G = +1, HD2

G = +1, HD3

G = +2, HD2

G = +2, HD3

FREQUENCY (MHz)

VS = ±5V

VOUT = 2V p-p

RL= 1kΩ

–10

–9

–8

–7

–6

–5

–4

–3

–2

–1

0

1

2

3

1

10

100

1000

FREQUENCY (MHz)

G = +1

VS = ±5V

VOUT = 2V p-p

RL = 100Ω

RL = 1kΩ

–10

–9

–8

–7

–6

–5

–4

–3

–2

–1

0

1

2

3

1

10

100

1000

FREQUENCY (MHz)

VS = ±5V

RL = 1kΩ

VOUT = 0.2V p-p

G = +1

G = +10

G = +5

G = +2

100Ω

VIN

RL

RT

RS

VOUT

+VS

–VS

G = +1

–120

–110

–100

–90

–80

–70

–60

–50

–40

0.2

1

10

100

RL = 100Ω, HD2

RL = 100Ω, HD3

RL = 1kΩ, HD3

FREQUENCY (MHz)

G = +1

VS = ±5V

VOUT = 2V p-p

RL = 1kΩ, HD2