NE688 SERIES
TYPICAL SCATTERING PARAMETERS (TA = 25°C)
90˚
1
.8
1.5
.6
2
135˚
45˚
.4
S22
3
5 GHz
4
.2
5
S
11
S12
5 GHz
10
20
5 GHz
S21
5 GHz
S12
0.1 GHz
4
0
.2
.4 .6
.8
1
1.5
2
3
5
10 20
180˚
.25
.50
0˚
S22
-20
-10
S21
0.1 GHz
0.1 GHz
S11
-5
-.2
0.1 GHz
-4
1
-3
Coordinates in Ohms
Frequency in GHz
-.4
315˚
225˚
-2
(VCE = 0.5 V, IC = 0.5 mA)
-.6
-1.5
-.8
-1
270˚
NE68833
VCE = 0.5 V, IC = 0.5 mA
FREQUENCY
S11
S21
S12
S22
K
MAG1
(dB)
GHz
MAG
ANG
MAG
ANG
MAG
ANG
79.000
50.900
25.300
16.500
2.900
MAG
0.989
ANG
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
0.971
0.877
0.723
0.683
0.640
0.644
0.669
0.682
-15.100
-59.900
1.775 164.000
1.588 127.800
1.237 90.500
1.101 76.900
0.871 51.800
0.717 35.000
0.612 25.500
0.544 22.100
0.065
0.215
0.295
0.303
0.265
0.199
0.171
0.243
-8.700
0.117
0.261
0.491
0.581
0.824
1.167
1.428
1.244
14.363
8.684
6.225
5.603
5.168
3.092
1.649
0.525
0.883
0.729
0.682
0.609
0.584
0.578
0.580
-30.200
-48.600
-55.300
-71.400
-88.400
-107.300
-126.900
-105.400
-122.900
-158.100
174.400
151.300
131.300
3.900
27.800
47.700
VCE = 1.0 V, IC = 1.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.960
0.821
0.650
0.602
0.555
0.556
0.576
0.592
0.618
0.626
-16.300
-66.100
-112.800
-130.600
-165.100
168.200
146.900
128.400
98.100
3.468 165.600
2.890 128.500
0.051
0.163
0.215
0.219
0.203
0.190
0.215
0.282
0.459
0.593
78.200
51.000
30.000
24.200
20.000
28.300
41.900
48.500
40.800
24.000
0.983
0.835
0.649
0.592
0.508
0.474
0.464
0.468
0.483
0.500
-9.800
-33.200
-50.700
-56.500
-69.500
-83.200
-99.100
-116.200
-151.100
174.500
0.098
0.235
0.459
0.571
0.865
1.122
1.162
1.068
0.968
0.990
18.325
12.487
9.877
9.156
8.260
5.529
3.959
3.074
1.979
0.720
2.090
1.803
1.360
1.106
0.938
0.826
0.724
0.700
95.600
83.800
61.400
44.800
32.500
24.000
13.600
4.000
75.400
VCE = 1.0 V, IC = 3.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.877
0.607
0.462
0.437
0.423
0.437
0.461
0.481
0.523
0.571
-28.400
-94.900
-141.800
-157.700
173.800
152.600
136.300
121.800
98.200
9.241 157.900
5.850 113.900
0.048
0.122
0.154
0.166
0.202
0.246
0.299
0.356
0.473
0.566
73.200
46.800
40.500
40.900
43.700
45.300
44.700
42.000
32.300
19.400
0.937
0.599
0.382
0.331
0.265
0.239
0.237
0.250
0.294
0.349
-19.300
-53.600
-70.400
0.128
0.411
0.731
0.853
1.029
1.079
1.062
1.033
0.981
0.974
22.845
16.808
13.518
12.361
8.987
6.461
5.066
4.151
3.273
1.927
3.462
2.859
2.032
1.616
1.361
1.197
1.005
0.882
87.200
78.500
61.200
47.500
35.700
26.300
10.500
-2.600
-75.500
-87.200
-100.400
-115.600
-131.300
-162.400
167.000
78.400
VCE = 3.0 V, IC = 3.0 mA
0.1
0.4
0.8
1.0
1.5
2.0
2.5
3.0
4.0
5.0
0.892
0.629
0.446
0.409
0.379
0.389
0.410
0.432
0.484
0.533
-23.800
-83.800
-129.900
-146.800
-178.400
158.300
140.300
125.000
100.300
79.800
9.321 160.400
6.328 118.600
0.037
0.102
0.133
0.144
0.177
0.218
0.270
0.327
0.449
0.558
75.000
51.000
44.500
44.900
48.200
50.600
50.800
48.500
39.400
26.400
0.954
0.666
0.454
0.403
0.336
0.305
0.293
0.293
0.310
0.342
-15.000
-42.700
-55.000
-58.200
-65.900
-75.600
-88.100
-102.600
-134.200
-168.400
0.137
0.399
0.719
0.841
1.017
1.066
1.043
1.009
0.945
0.939
24.013
17.927
14.636
13.473
10.300
7.588
6.192
5.474
3.840
2.297
3.868
3.204
2.277
1.797
1.507
1.315
1.087
0.947
91.300
82.400
65.100
51.400
39.500
29.800
13.600
-0.100
See notes on previous page.
CEL [ CALIFORNIA EASTERN LABS ]
