
NE678M04
典型的散射参数
(T
A
= 25°C)
j50
j25
j10
0
10
S11
-j10
25
S22
50 100
j100
+90
+135
+45
5 10 15 20
+180
+0
-135
-j25
-j50
-j100
-45
-90
NE678M04
V
C
= 2 V,I
C
= 10毫安
频率
GHz的
0.100
0.200
0.300
0.400
0.500
0.600
0.700
0.800
0.900
1.000
1.500
1.800
1.900
2.000
2.500
3.000
3.500
4.000
4.500
5.000
5.500
6.000
MAG
0.72
0.68
0.65
0.63
0.62
0.60
0.60
0.60
0.60
0.60
0.59
0.59
0.59
0.59
0.59
0.60
0.61
0.63
0.65
0.67
0.69
0.71
S
11
昂
-45.97
-81.43
-106.66
-124.06
-136.69
-148.20
-155.78
-161.77
-167.38
-171.69
170.30
161.69
158.90
156.19
142.62
128.82
114.69
101.16
89.04
78.45
68.99
59.90
MAG
23.42
19.17
15.41
12.56
10.53
8.85
7.72
6.86
6.15
5.59
3.81
3.21
3.05
2.90
2.35
1.97
1.69
1.47
1.29
1.15
1.02
0.92
S
21
昂
152.40
132.28
118.19
108.21
100.63
94.98
89.80
85.45
81.38
77.66
61.44
52.84
50.05
47.32
33.99
21.32
9.12
-2.44
-13.44
-23.86
-33.79
-43.00
MAG
0.02
0.04
0.05
0.05
0.06
0.06
0.06
0.06
0.07
0.07
0.08
0.09
0.09
0.09
0.11
0.13
0.14
0.16
0.18
0.19
0.21
0.23
S
12
昂
65.62
52.02
42.17
37.11
33.66
32.53
31.81
31.70
31.29
31.31
33.17
33.52
33.69
33.45
32.55
29.86
26.40
21.89
16.66
10.92
4.77
-1.43
MAG
0.90
0.74
0.61
0.52
0.46
0.38
0.36
0.34
0.33
0.32
0.31
0.32
0.32
0.33
0.36
0.39
0.43
0.47
0.50
0.53
0.57
0.60
S
22
昂
-29.51
-51.31
-66.86
-77.84
-86.27
-92.24
-98.70
-102.52
-106.64
-110.16
-123.84
-130.08
-131.91
-133.96
-142.01
-149.47
-156.17
-163.41
-171.39
179.62
170.14
160.66
0.10
0.18
0.26
0.34
0.42
0.56
0.62
0.68
0.74
0.79
1.00
1.07
1.10
1.11
1.14
1.15
1.12
1.07
1.03
0.98
0.94
0.92
K
MAG
1
( dB)的
29.97
26.71
24.93
23.61
22.62
21.75
21.00
20.32
19.72
19.17
16.81
13.98
13.41
12.93
11.02
9.63
8.62
7.95
7.59
7.69
6.86
6.09
注意:
1.增益计算:
MAG =
|S
21
|
|S
12
|
(
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