ADA4961

Data Sheet

Rev. C | Page 8 of 24

TYPICAL PERFORMANCE CHARACTERISTICS

FREQUENCY (Hz)

18

16

14

12

10

8

6

4

2

0

–2

–4

–6

10M

100M

1G

4G

GAIN = 0dB

GAIN = 7dB

GAIN = 15dB

Figure 4. Gain vs. Frequency at 15 dB, 7 dB, and 0 dB Gain Settings, 5.0 V

FREQUENCY (Hz)

10M

100M

1G

4G

18

16

14

12

10

8

6

4

2

0

–2

–4

–6

GAIN = 0dB

GAIN = 7dB

GAIN = 15dB

Figure 5. Gain vs. Frequency at 15 dB, 7 dB, and 0 dB Gain Settings, 3.3 V

FREQUENCY (Hz)

10M

100M

1G

4G

16.5

16.0

15.0

14.5

15.5

14.0

13.5

13.0

12.5

12.0

11.5

11.0

10.5

10.0

TA = –40°C

TA = +25°C

TA = +85°C

Figure 6. Maximum Gain vs. Frequency at Three Temperatures, 5.0 V, with

Low-Pass Filter

FREQUENCY (Hz)

10M

100M

1G

4G

18

16

10

12

14

8

4

6

2

0

–6

–4

–2

TA =–40°C

TA =+25°C

TA =+85°C

Figure 7. Maximum Gain vs. Frequency at Three Temperatures, 3.3 V, with

Low-Pass Filter

0200

FREQUENCY (MHz)

400

600

800 1000 1200 1400 1600 1800 2000

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

3V, LOW POWER MODE

5V, LOW POWER MODE

5V, HIGH PERFORMANCE MODE

GAIN = 0dB

GAIN = 7dB

GAIN = 15dB

Figure 8. OP1dB vs. Frequency at15 dB, 7 dB, and 0 dB Gain Settings, 5.0 V,

3.3 V, with Low-Pass Filter

0

5

10

15

20

25

0

500

1000

1500

2000

FREQUENCY (MHz)

GAIN = 0dB

GAIN = 8dB

GAIN = 15dB

Figure 9. Noise Figure vs. Frequency at 15 dB, 8 dB, and 0 dB Gain Settings,

5.0 V, with Low-Pass Filter