8
AT-32011 Typical Noise Parameters,
Common Emitter, Zo = 50 Ω, 2.7 V, I
C
= 2 mA
Freq. F
min
R
n
GHz dB Mag Ang –
0.5
[1]
0.52 0.73 20 0.34
0.9 0.75 0.63 49 0.28
1.8 1.26 0.44 111 0.16
2.4 1.60 0.45 153 0.09
Note:
1. 0.5 GHz noise parameter values are extrapolated, not measured.
Γ
opt
AT-32033 Typical Scattering Parameters, Common Emitter, Zo = 50 Ω, V
CE
= 5 V, I
C
= 2 mA
Freq. S
11
S
21
S
12
S
22
GHz Mag Ang dB Mag Ang dB Mag Ang Mag Ang
0.1 0.94 -13 16.56 6.73 167 -35.39 0.017 82 0.99 -5
0.5 0.69 -54 14.34 5.21 128 -23.74 0.065 62 0.85 -21
0.9 0.45 -82 11.62 3.81 102 -20.92 0.090 56 0.73 -28
1.0 0.40 -89 11.03 3.56 98 -20.35 0.096 55 0.72 -30
1.5 0.23 -121 8.33 2.61 77 -18.49 0.119 56 0.66 -35
1.8 0.17 -147 7.04 2.25 68 -17.39 0.135 58 0.65 -37
2.0 0.15 -167 6.36 2.08 62 -16.59 0.148 59 0.63 -40
2.4 0.14 151 5.06 1.79 51 -15.14 0.175 60 0.62 -44
3.0 0.20 109 3.52 1.50 37 -12.92 0.226 59 0.61 -53
4.0 0.31 76 1.66 1.21 19 -9.55 0.333 53 0.59 -70
5.0 0.38 55 0.26 1.03 5 -6.80 0.457 42 0.55 -90
AT-32033 Typical Noise Parameters,
Common Emitter, Zo = 50 Ω, 5 V, I
C
= 2 mA
Freq. F
min
R
n
GHz dB Mag Ang –
0.5
[1]
0.52 0.79 15 0.42
0.9 0.75 0.65 48 0.30
1.8 1.26 0.33 127 0.11
2.4 1.60 0.39 -166 0.07
Note:
1. 0.5 GHz noise parameter values are extrapolated, not measured.
Γ
opt
AT-32011 fig 23
GAIN (dB)
0
0
FREQUENCY (GHz)
2 3
30
1 5
10
4
20
MSG
MAG
S21
Figure 23. AT-32011 Gains vs. Frequency at V
CE
= 5 V,
I
C
= 2 mA.
AT-32011 fig 24
GAIN (dB)
0
0
FREQUENCY (GHz)
2 3
30
1 5
10
4
20
MSG
MAG
S21
MSG
Figure 24. AT-32033 Gains vs. Frequency at V
CE
= 5 V,
I
C
= 2 mA.
AT-32011 Typical Scattering Parameters, Common Emitter, Zo = 50 Ω, V
CE
= 5 V, I
C
= 2 mA
Freq. S
11
S
21
S
12
S
22
GHz Mag Ang dB Mag Ang dB Mag Ang Mag Ang
0.1 0.95 -13 16.65 6.80 170 -35.84 0.016 82 0.99 -6
0.5 0.81 -57 15.18 5.74 137 -23.56 0.066 58 0.87 -23
0.9 0.68 -93 13.16 4.55 113 -20.72 0.092 43 0.74 -34
1.0 0.64 -100 12.69 4.31 109 -20.42 0.095 40 0.72 -36
1.5 0.55 -133 10.31 3.28 88 -19.49 0.106 32 0.63 -43
1.8 0.51 -150 9.05 2.84 78 -19.29 0.109 29 0.60 -47
2.0 0.49 -161 8.43 2.64 71 -19.22 0.109 28 0.58 -50
2.4 0.47 180 7.06 2.25 60 -19.03 0.112 29 0.55 -55
3.0 0.47 153 5.29 1.84 45 -18.72 0.116 31 0.54 -62
4.0 0.52 118 3.07 1.42 24 -17.19 0.138 37 0.52 -75
5.0 0.59 94 1.17 1.14 6 -14.73 0.183 38 0.51 -92