AT-31011 Typical Scattering Parameters,
V
CE
= 2.7 V, I
C
= 10 mA, Common Emitter, Z
O
= 50
Ω
Freq.
GHz
0.1
0.5
0.9
1.0
1.5
1.8
2.0
2.4
3.0
4.0
5.0
S
11
Mag
Ang
0.74
0.46
0.32
0.30
0.25
0.25
0.24
0.25
0.27
0.31
0.37
-23
-85
-121
-128
-161
-177
174
157
138
113
94
dB
27.42
22.65
18.73
17.91
14.77
13.29
12.42
10.97
9.11
6.86
5.19
S
21
Mag
23.49
13.57
8.64
7.86
5.48
4.62
4.18
3.54
2.86
2.20
1.82
Ang
161
116
97
93
79
72
68
60
49
33
17
dB
-41.00
-30.64
-27.55
-27.05
-24.48
-23.26
-22.51
-21.12
-19.31
-16.88
-14.75
S
12
Mag
0.01
0.03
0.04
0.04
0.06
0.07
0.07
0.09
0.11
0.14
0.18
30
Ang
77
59
59
59
61
61
61
59
58
54
48
S
22
Mag
Ang
0.95
0.68
0.59
0.58
0.55
0.54
0.53
0.53
0.52
0.51
0.50
-9
-24
-27
-27
-30
-32
-33
-36
-40
-50
-59
AT-31011 Typical Noise Parameters,
Common Emitter, Z
O
= 50
Ω,
2.7 V, I
C
= 10 mA
Freq
GHz
0.5
[2]
0.9
1.8
2.4
F
min[1]
dB
1.3
1.4
1.7
2.0
Mag
0.45
0.37
0.25
0.18
MSG
Γ
OPT
Ang
11
33
86
129
GAIN (dB)
R
n
0.55
0.46
0.29
0.18
20
MAG
10
S21
MSG
Notes:
1. Matching constraints may make F
min
values associated with high |Γ
OPT
| values
unachievable in physical circuits. See Figure 2 for expected performance.
2. 0.5 GHz noise parameter values are extrapolated, not measured.
0
0
1
2
3
4
5
FREQUENCY (GHz)
Figure 21. AT-31011 Gains vs.
Frequency at V
CE
= 2.7 V, I
C
= 10 mA.
AT-31033 Typical Scattering Parameters,
V
CE
= 2.7 V, I
C
= 10 mA, Common Emitter, Z
O
= 50
Ω
Freq.
GHz
0.1
0.5
0.9
1.0
1.5
1.8
2.0
2.4
3.0
4.0
5.0
S
11
Mag
Ang
0.72
0.33
0.19
0.17
0.11
0.10
0.10
0.10
0.12
0.15
0.20
-21
-49
-47
-46
-28
-14
-6
9
23
34
36
dB
26.80
19.93
15.51
14.66
11.44
9.99
9.15
7.78
6.16
4.30
3.01
S
21
Mag
21.87
9.92
5.96
5.41
3.73
3.16
2.87
2.45
2.03
1.64
1.41
Ang
154
106
88
85
72
66
62
54
43
27
12
dB
-38.46
-27.31
-22.90
-22.03
-18.74
-17.26
-16.40
-14.88
-12.99
-10.49
-8.53
S
12
Mag
0.01
0.04
0.07
0.08
0.12
0.14
0.15
0.18
0.22
0.30
0.37
30
MSG
MAG
Ang
80
73
72
72
69
67
65
62
57
48
38
S
22
Mag
Ang
0.92
0.66
0.61
0.60
0.59
0.58
0.58
0.57
0.55
0.52
0.48
-10
-20
-22
-23
-27
-30
-32
-35
-41
-53
-65
AT-31033 Typical Noise Parameters,
Common Emitter, Z
O
= 50
Ω,
2.7 V, I
C
= 10 mA
Freq
GHz
0.5
[2]
0.9
1.8
2.4
F
min[1]
dB
1.3
1.4
1.7
2.0
Mag
0.42
0.31
0.16
0.08
Γ
OPT
Ang
10
30
80
118
0.38
0.34
0.23
0.17
R
n
20
GAIN (dB)
MSG
MAG
10
S21
MSG
Notes:
1. Matching constraints may make F
min
values associated with high |Γ
OPT
| values
unachievable in physical circuits. See Figure 2 for expected performance.
2. 0.5 GHz noise parameter values are extrapolated, not measured.
0
0
1
2
3
4
5
FREQUENCY (GHz)
4-39
Figure 22. AT-31033 Gains vs.
Frequency at V
CE
= 2.7 V, I
C
= 10 mA.
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
