V
CE
= 1.0 V, I
C
= 10.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.587
0.295
0.163
0.140
0.133
0.151
0.183
0.210
0.263
0.330
-32.000
-88.800
-132.400
-152.000
167.700
139.000
121.800
108.600
90.500
75.600
19.990
10.311
5.665
4.610
3.194
2.478
2.060
1.786
1.466
1.279
152.200
108.800
88.600
82.100
68.900
58.200
48.100
39.700
24.000
9.700
0.025
0.068
0.115
0.139
0.199
0.257
0.313
0.364
0.457
0.531
75.900
65.200
65.600
64.900
61.600
56.900
51.600
46.100
34.700
23.300
0.862
0.471
0.302
0.266
0.215
0.185
0.166
0.156
0.163
0.169
-22.700
-50.700
-57.000
-58.500
-63.300
-70.200
-80.800
-95.500
-129.300
-164.800
0.306
0.762
0.957
0.994
1.029
1.040
1.035
1.033
1.017
1.007
29.029
21.808
16.925
15.207
11.009
8.616
7.030
5.802
4.267
3.319
TYPICAL SCATTERING PARAMETERS
(T
A
= 25
°
C)
NE687 SERIES
NE68733
V
CE
= 1.0 V, I
C
= 1.0 mA
FREQUENCY
S
11
S
21
S
12
S
22
K
MAG
1
GHz
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
MAG
0.953
0.864
0.688
0.608
0.451
0.359
0.323
0.320
0.365
0.433
ANG
-8.300
-36.800
-68.700
-82.600
-114.800
-145.300
-175.700
158.100
117.200
87.400
MAG
3.433
3.200
2.683
2.432
1.958
1.631
1.415
1.261
1.059
0.935
ANG
MAG
0.031
0.111
0.180
0.200
0.223
0.232
0.242
0.263
0.351
0.470
ANG
83.500
66.000
48.900
42.900
34.100
31.500
33.100
36.500
39.100
32.500
MAG
0.990
0.921
0.778
0.713
0.583
0.501
0.451
0.421
0.399
0.383
ANG
-6.200
-23.100
-39.800
-45.900
-57.200
-65.800
-74.500
-84.700
-107.700
-134.500
(dB)
170.300
144.900
117.400
106.200
83.500
66.000
51.400
40.000
21.900
7.700
0.090
0.221
0.412
0.504
0.732
0.939
1.081
1.145
1.076
1.001
20.443
14.598
11.733
10.849
9.435
8.470
5.930
4.499
3.119
2.817
V
CE
= 1.0 V, I
C
= 3.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.856
0.631
0.389
0.318
0.216
0.184
0.199
0.220
0.285
0.360
-15.400
-56.900
-93.700
-108.300
-145.300
179.400
149.200
127.900
99.500
80.300
8.971
6.949
4.599
3.874
2.790
2.201
1.849
1.617
1.336
1.167
165.000
128.500
101.200
92.100
74.600
61.200
49.400
39.800
22.800
8.000
0.029
0.092
0.135
0.152
0.193
0.237
0.282
0.328
0.420
0.505
80.500
60.700
52.500
51.400
50.400
49.100
46.900
43.800
35.600
25.700
0.964
0.751
0.525
0.458
0.358
0.304
0.271
0.252
0.242
0.231
-11.600
-37.200
-52.300
-56.200
-62.900
-69.100
-77.400
-88.300
-114.500
-144.300
0.130
0.416
0.704
0.808
0.972
1.045
1.065
1.065
1.032
1.005
24.904
18.781
15.323
14.063
11.600
8.375
6.610
5.366
3.937
3.210
Coordinates in Ohms
Frequency in GHz
(V
CE
= 1 V, I
C
= 1 mA)
20
10
5
4
3
2
1.5
1
.8
.6
.4
.2
-.2
-.4
-.6
-.8
-1
-1.5
-2
-3
-4
-5
-10
-20
0
20
10
1.5
.8
.6
.4
.2
5
4
3
2
1
S
22
0.1 GHz
S
11
0.1 GHz
S
22
5 GHz
S
11
5 GHz
90
270
180
225
315
135
45
0
2.5
S
12
0.1 GHz
S
21
5 GHz
S
12
5 GHz
S
21
0.1 GHz
0.25
Note:
1.Gain Calculations:
|S
21
|
|S
12
|
MAG = Maximum Available Gain
MSG = Maximum Stable Gain
MAG =
K - 1
).
(
K
±
= S
11
S
22
- S
21
S
12
,
When K
≤
1, MAG is undefined and MSG values are used. MSG =
|S
21
|
|S
12
|
, K =
1 + |
| - |S
11
| - |S
22
|
2 |S
12
S
21
|
2