NE85634 datasheet(14/25 Pages) NEC

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TYPICAL COMMON EMITTER SCATTERING PARAMETERS (TA = 25°C)

NE856 SERIES

FREQUENCY

S11

S21

S12

S22

MAG1

(MHz)

MAG

ANG

MAG

ANG

MAG

ANG

MAG

ANG

(dB)

NE85635

VCE = 10 V, IC = 7 mA

VCE = 10 V, IC = 20 mA

VCE = 10 V, IC = 30 mA

100

.796

-46.7

17.619

152.2

.024

65.5

.907

-19.8

0.11

28.6

500

.709

-139.8

8.012

100.9

.052

32.0

.492

-44.0

0.41

21.9

1000

.700

-170.2

4.276

78.7

.058

30.4

.396

-50.7

0.75

18.7

1500

.692

174.0

2.903

64.1

.064

35.2

.382

-59.8

1.03

15.5

2000

.707

162.6

2.218

51.3

.074

40.7

.392

-70.7

1.10

12.9

2500

.711

152.2

1.800

39.6

.086

44.7

.411

-81.9

1.12

11.1

3000

.715

142.8

1.501

28.8

.103

47.0

.434

-92.9

1.09

9.8

3500

.715

133.8

1.291

18.8

.122

47.4

.462

-103.5

1.03

9.2

4000

.722

125.2

1.140

9.6

.144

46.1

.488

-113.7

0.94

9.0

100

.631

-81.7

33.116

138.8

.018

57.6

.765

-33.5

0.19

32.6

500

.667

-162.2

10.351

93.1

.033

42.9

.306

-54.1

0.70

24.9

1000

.673

177.8

5.308

75.8

.047

50.8

.244

-58.5

0.99

20.5

1500

.668

165.9

3.579

63.3

.063

54.7

.241

-67.1

1.12

15.5

2000

.681

156.6

2.732

52.0

.081

55.4

.256

-77.7

1.08

13.5

2500

.684

147.5

2.217

41.3

.100

54.3

.277

-88.2

1.06

11.9

3000

.686

139.0

1.858

31.1

.120

52.2

.302

-98.2

1.04

10.7

3500

.687

130.8

1.605

21.6

.141

49.2

.331

-107.7

1.00

10.6

4000

.693

122.8

1.426

12.5

.163

45.6

.359

-116.8

0.94

9.4

100

.585

-98.0

38.344

133.3

.016

54.5

.702

-38.2

0.25

33.8

500

.662

-167.8

10.800

91.0

.029

48.8

.263

-55.7

0.81

25.6

1000

.669

175.0

5.500

74.9

.046

56.8

.213

-59.8

1.04

19.6

1500

.665

164.0

3.705

62.9

.064

59.1

.213

-68.5

1.12

15.6

2000

.677

155.1

2.828

51.8

.083

58.5

.230

-79.1

1.08

13.6

2500

.679

146.5

2.294

41.3

.103

56.2

.252

-89.5

1.06

12.0

3000

.682

138.1

1.922

31.3

.124

53.4

.277

-99.4

1.02

10.9

3500

.684

130.0

1.663

21.8

.145

49.9

.306

-108.5

0.99

10.6

4000

.688

122.2

1.478

12.8

.166

45.9

.334

-117.4

0.94

9.5

Coordinates in Ohms

Frequency in GHz

VCE = 10 V, IC = 20 mA

0.2

0.4

0.6

0.8 1

1.5

4 5

10 20

-50

1.5

0.8

0.6

0.4

0.2

-0.2

-0.4

-0.6

-0.8

-1

-1.5

-2

-3

-4

-5

-10

-20

S11

S22

S21

270˚

180˚

225˚

315˚

135˚

0˚

90˚

45˚

10.0

20.0

30.0

40.0

S12

.05

.10

.15 .20

Note:

1. Gain Calculations:

MAG = Maximum Available Gain

MSG = Maximum Stable Gain

MAG =

|S21|

|S12|

K - 1

(K ±

∆ = S11 S22 - S21 S12

When K

≤ 1, MAG is undefined and MSG values are used. MSG = |S

|S12|

, K = 1 + | ∆ | - |S

| - |S22|

2 |S12 S21|

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