3

S-Parameter

(Vdevice = 5.0V, Icc = 99mA, T = 25 °C, calibrated to device leads)

Typical Performance (Vc = 5V, Vdevice*=4.85V, Ic = 99mA, T = 25°C)

5-800 MHz Internally Matched IF Amplifier

BG20B

*4.85V at the device is due to 0.15V drop across 470nH choke inductor.

Freq

S11

S11

S21

S21

S12

S12

S22

S22

[MHz]

[Mag]

[Ang]

[Mag]

[Ang]

[Mag]

[Ang]

[Mag]

[Ang]

10

0.293

-57.621

9.026

-133.913

0.029

46.255

0.616

141.423

50

0.088

-114.698

12.090

-176.377

0.039

6.825

0.172

71.829

100

0.054

-148.463

12.277

170.024

0.040

-3.437

0.101

31.482

150

0.046

-176.865

12.246

160.120

0.040

-10.235

0.086

-2.318

200

0.045

162.862

12.226

151.169

0.039

-15.933

0.089

-28.165

250

0.044

146.555

12.127

142.934

0.040

-21.800

0.100

-46.876

300

0.046

131.631

12.088

134.539

0.039

-26.571

0.111

-59.613

350

0.049

120.839

11.925

126.455

0.039

-31.386

0.122

-69.609

400

0.050

113.381

11.924

118.460

0.039

-36.144

0.132

-79.222

450

0.052

104.506

11.695

110.451

0.039

-41.080

0.144

-87.009

500

0.052

93.956

11.668

103.010

0.039

-45.503

0.157

-93.192

Freq

MHz

70

140

250

500

800

S21

dB

22.0

21.9

21.7

21.0

20.5

S11

dB

-23.5

-26.5

-27.0

-25.5

-23.2

S22

dB

-18.0

-21.5

-20.0

-16.0

-12.2

P1

dBm

21

21

21

21

19

OIP3

dBm

41

39.5

38.5

36

31

NF

dB

4.6

4.7

4.7

4.8

4.8

Typical Performance (Vd = 4.7V, Ic = 92mA, T = 25°C)

Freq

MHz

70

140

250

500

800

S21

dB

21.8

21.7

21.6

21.2

20.5

S11

dB

-23.4

-30.3

-33.7

-28.4

-23.2

S22

dB

-16.1

-16.1

-16.8

-16.5

-12

P1

dBm

20

20.6

20.7

20.1

18.7

OIP3

dBm

40

39

37

33.5

30

NF

dB

4.6

4.7

4.7

4.8

4.8

Typical Performance (Vd = 4.5V, Ic = 79mA, T = 25°C)

Freq

MHz

70

140

250

500

800

S21

dB

21.8

21.8

21.6

20.9

20.4

S11

dB

-23.8

-30.5

-34.3

-29

-23.2

S22

dB

-15.8

-15.8

-16.5

-16.2

-11.8

P1

dBm

19.8

19.3

19.2

19.6

17.9

OIP3

dBm

34.0

37.0

35.5

35.5

29.5

NF

dB

4.6

4.7

4.7

4.8

4.8

Rev. E

BeRex

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