ADL5521

Data Sheet

Rev. C | Page 8 of 24

1950 MHz, VPOS = 5 V

Matched for optimal noise figure, external matching circuit included.

20

–35

–30

–25

–20

–15

–10

–5

0

5

10

15

1800

1850

1900

1950

2000

2050

2100

2150

2200

FREQUENCY (MHz)

S11

S21

S12

S22

Figure 9. Typical S-Parameters, Log Magnitude

18

0

2

4

6

8

10

12

14

16

45

0

5

10

15

20

25

30

35

40

1920

1930

1940

1950

1960

1970

1980

FREQUENCY (MHz)

GAIN

OIP3

P1dB

NOISE FIGURE

Figure 10. Noise Figure, Gain, OIP3, and P1dB vs. Frequency

2.0

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

0

1800

2000

1980

1960

1940

1920

1900

1880

1860

1840

1820

FREQUENCY (MHz)

–40°C

+85°C

+25°C

Figure 11. Noise Figure vs. Temperature

2.0

0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

1800 1820 1840 1860 1880 1900 1920 1940 1960

2000

1980

FREQUENCY (MHz)

Figure 12. Noise Figure vs. Frequency at 25°C, Multiple Devices

18.0

13.0

13.5

14.0

14.5

15.0

15.5

16.0

16.5

17.0

17.5

39

19

21

23

25

27

29

31

33

35

37

1920

1930

1940

1950

1960

1970

1980

FREQUENCY (MHz)

–40°C

–40°C

+85°C

+85°C

+25°C

+25°C

GAIN

–40°C

+85°C

+25°C

OIP3

P1dB

Figure 13. Gain, OIP3, and P1dB vs. Temperature

40

38

36

34

32

30

28

26

24

22

20

–8

–4

–6

–2

20

18

16

14

12

10

8

6

4

2

0

–40°C

+85°C

+25°C