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位置:首页 > IC型号导航 > 首字符N型号页 > 首字符N的型号第243页 > NE68800 > NE68800 PDF资料 > NE68800 PDF资料4第6页
NE680系列
典型的共发射极散射参数
(T
A
= 25°C)
.8
.6
.4
3
.2
4
5
1
90
1.5
2
135
45
S
22
3 GHz的
S
22
10
0.1 GHz的
20
3
4 5
10 20
0
.2
.4
.6
.8
1
1.5
2
S
11
3 GHz的
-.2
S
11
0.1 GHz的
S
21
180 3 GHz的
-20
-10
-5
-4
-3
S
12
0.1 GHz的
S
21
0.1 GHz的
0.1
0.2
0
S
12
3 GHz的
-.4
-2
-.6
-.8
-1
-1.5
在欧姆坐标
在GHz的频率
(V
CE
= 2.5 V,I
C
= 1 mA)的
2.5
225
270
315
NE68018
V
CE
= 2.5 V,I
C
= 1毫安
频率
(兆赫)
100
400
800
1000
1500
2000
2500
3000
100
400
800
1000
1500
2000
2500
3000
100
400
800
1000
1500
2000
2500
3000
注意:
1.Gain计算:
MAG =
|S
21
|
|S
12
|
S
11
MAG
.972
.907
.778
.706
.561
.457
.389
.356
.884
.729
.507
.430
.312
.259
.231
.223
.838
.610
.381
.314
.223
.188
.185
.173
-9.4
-34.2
-65.1
-78.9
-111.0
-139.5
-166.6
167.0
-12.9
-52.2
-90.1
-105.8
-138.0
-167.5
164.8
139.5
-17.7
-61.4
-99.4
-114.8
-149.1
-178.0
153.8
129.0
MAG
3.605
3.315
2.897
2.678
2.173
1.800
1.545
1.358
9.246
7.715
5.509
4.722
3.398
2.645
2.189
1.876
13.662
10.216
6.605
5.516
3.855
2.963
2.417
2.063
S
21
170.2
146.5
118.1
105.8
78.7
56.6
37.3
20.7
166.6
132.3
101.2
89.8
66.8
48.2
31.5
16.9
163.3
124.3
94.4
83.9
63.0
45.9
30.3
16.4
MAG
S
12
81.6
65.5
45.6
38.1
21.4
11.8
4.8
2.4
77.7
58.5
41.2
38.3
35.6
27.1
23.2
18.5
80.3
61.1
48.9
47.8
43.1
34.0
33.0
23.5
MAG
.995
.966
.874
.841
.755
.712
.668
.651
.964
.864
.704
.657
.591
.561
.544
.539
.965
.819
.661
.630
.587
.569
.567
.563
S
22
-3.5
-20.2
-37.5
-44.3
-58.4
-70.4
-80.5
-90.6
-8.5
-27.8
-43.7
-48.3
-58.8
-69.0
-78.5
-87.7
-9.5
-28.3
-40.1
-43.7
-54.1
-63.6
-72.1
-82.5
K
MAG
1
( dB)的
.017
.061
.104
.114
.135
.147
.145
.150
.018
.056
.073
.087
.110
.120
.137
.165
.012
.037
.063
.067
.092
.112
.130
.155
0.12
0.19
0.35
0.42
0.65
0.82
1.08
1.20
0.19
0.34
0.63
0.71
0.88
1.07
1.15
1.13
0.13
0.42
0.73
0.85
0.97
1.07
1.10
1.10
23.3
17.4
14.4
13.7
12.1
10.9
8.5
6.9
27.1
21.4
18.8
17.3
14.9
11.8
9.7
8.4
30.6
24.4
20.2
19.2
16.2
12.6
10.8
9.3
V
CE
= 2.5 V,I
C
= 3毫安
V
CE
= 6 V,I
C
= 5毫安
(
K
±
K
2
- 1
).
当K
1 , MAG是未定义的值味精使用。味精=
2
2
2
|S
21
|
, K = 1 + |
| - |S
11
| - |S
22
|
,
= S
11
S
22
- S
21
S
12
|S
12
|
2 |S
12
S
21
|
MAG =最大可用增益
MSG =最大稳定增益

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