NE856 SERIES
TYPICAL COMMON EMITTER SCATTERING PARAMETERS (TA = 25°C)
90˚
1
0.8
1.5
0.6
2
45˚
0.4
135˚
S11
3
4
5
0.2
S
12
10
20
S
21
50
-50
-20
0.2
0.4
0.6 0.8
22
1
1.5
2
3
4
5
10 20
180˚
0˚
.05 .10 .15 .20
2.50
S
-10
-5
-4
-0.2
5.00
Coordinates in Ohms
Frequency in GHz
VCE = 1 V, IC = 3 mA
-3
7.50
-0.4
315˚
225˚
-2
10.00
-0.6
-1.5
-0.8
-1
NE85618
VCE = 1 V, IC = 1 mA
270˚
FREQUENCY
S11
S21
S12
S22
K
MAG1
(dB)
(MHz)
MAG
ANG
MAG
ANG
MAG
ANG
78.1
MAG
ANG
-6.5
50
100
200
300
400
500
600
700
800
0.985
0.980
0.906
0.861
0.822
0.793
0.769
0.754
0.748
0.740
0.738
0.739
0.748
0.760
0.765
-13.1
-28.2
-59.2
3.826
3.396
3.234
2.781
2.432
2.128
1.886
1.674
1.510
1.364
1.247
0.880
0.676
0.558
0.492
170.4
158.7
139.9
123.8
110.5
99.5
89.8
81.4
74.0
67.2
60.8
34.7
15.4
2.0
0.033
0.059
0.107
0.141
0.161
0.172
0.178
0.180
0.178
0.175
0.171
0.139
0.108
0.117
0.175
0.992
0.973
0.909
0.838
0.776
0.725
0.690
0.663
0.643
0.631
0.621
0.607
0.10
0.10
0.10
0.19
0.23
0.30
0.36
0.42
0.48
0.55
0.62
1.00
1.53
1.63
1.32
20.6
17.6
14.8
12.9
11.8
10.9
10.3
9.7
9.3
8.9
8.6
8.0
70.7
55.4
41.9
31.6
22.9
16.1
10.2
5.2
-12.9
-23.9
-32.5
-39.3
-44.8
-49.6
-54.0
-58.3
-62.5
-66.5
-87.1
-80.4
-100.4
-115.4
-128.5
-139.2
-148.5
-156.4
-163.6
168.1
146.4
126.9
108.5
900
1.1
1000
1500
2000
2500
3000
-2.5
-11.8
-3.8
18.0
26.4
0.609 -107.4
0.611 -127.8
0.608 -149.5
3.7
2.1
1.1
-8.8
VCE = 1 V, IC = 3 mA
50
100
200
300
400
500
600
700
800
0.899
0.865
0.794
0.724
0.699
0.673
0.668
0.657
0.656
0.653
0.652
0.660
0.666
0.676
0.681
-23.4
-45.1
-85.0
10.689
9.073
7.526
5.882
4.787
4.006
3.426
2.988
2.654
2.373
2.155
1.490
1.149
0.964
0.840
164.4
150.5
127.5
112.2
100.9
91.9
84.5
78.0
72.3
67.0
61.9
40.0
21.4
6.0
0.032
0.054
0.088
0.107
0.114
0.118
0.121
0.123
0.123
0.124
0.124
0.129
0.147
0.181
0.228
76.3
64.2
46.7
35.1
27.9
23.1
20.0
18.0
16.1
15.2
15.0
16.1
20.0
21.2
17.7
0.962
0.908
0.748
0.618
0.528
0.468
0.427
0.399
0.380
0.367
0.359
0.349
-12.8
-24.4
-41.5
-52.2
-59.5
-64.6
-68.8
-72.5
-76.0
-79.5
-82.8
-99.9
0.09
0.10
0.15
0.27
0.34
0.44
0.52
0.61
0.69
0.77
0.85
1.16
1.30
1.24
1.17
25.2
22.3
19.3
17.4
16.2
15.3
14.5
13.9
13.3
12.8
12.4
8.2
-109.3
-128.0
-141.6
-152.4
-161.1
-168.3
-174.5
179.2
156.4
138.4
122.0
105.7
900
1000
1500
2000
2500
3000
0.358 -117.2
0.367 -134.9
0.374 -154.8
5.6
4.3
3.2
-8.5
VCE = 2.5 V, IC = 1 mA
50
100
200
300
400
500
600
700
800
0.971
0.962
0.930
0.895
0.854
0.823
0.798
0.774
0.766
0.758
0.753
0.743
0.752
0.752
0.758
-10.1
-22.4
-46.4
-68.6
-88.4
-104.9
-119.4
-131.3
-141.6
-150.6
-158.9
170.2
146.5
126.1
106.7
2.890
2.779
2.625
2.462
2.295
2.095
1.925
1.767
1.592
1.459
1.329
0.952
0.728
0.605
0.523
175.8
163.2
146.3
131.1
118.3
107.2
97.2
89.3
81.2
73.9
67.1
41.5
22.1
6.9
0.021
0.039
0.076
0.104
0.123
0.133
0.140
0.142
0.143
0.141
0.137
0.111
0.088
0.099
0.152
80.9
75.9
61.4
48.1
36.8
29.1
21.4
16.2
11.3
6.6
2.7
-5.6
4.7
29.8
36.7
0.998
0.988
0.942
0.893
0.839
0.799
0.761
0.738
0.719
0.708
0.708
0.681
0.681
0.672
0.672
-3.6
-8.2
0.03
0.07
0.12
0.17
0.23
0.27
0.33
0.38
0.44
0.50
0.56
0.94
1.40
1.55
1.21
21.4
18.5
15.4
13.7
12.7
12.0
11.4
10.9
10.5
10.1
9.9
-17.3
-24.7
-31.0
-35.9
-40.0
-44.5
-48.0
-51.6
-54.9
-73.7
-92.0
-110.5
-128.3
900
1000
1500
2000
2500
3000
9.3
5.4
3.5
2.6
-4.0
Note:
1. Gain Calculations:
2
1 + | Δ |2 - |S11
|
2 - |S22
|
|S21
|
K 2 - 1 ). When K ≤ 1, MAG is undefined and MSG values are used.
Δ = S11 S22 - S21 S12
|S21
|
(K
MAG =
MSG =
, K =
,
|S12
|
|S12
|
2 |S12
S21|