5
0
5
S21
10
15
20
40
25
30
35
0.1 1.1 2.1 3.1 4.1 5.1
GAIN (dB)
FREQUENCY (GHz)
Figure 10. Gain vs. Frequency at V
CE
= 2.7 V, I
C
= 20 mA.
MSG
MSG
MAG
0
5
S21
10
15
20
25
30
35
0.1 1.1 2.1 3.1 4.1 5.1
GAIN (dB)
FREQUENCY (GHz)
Figure 9. Gain vs. Frequency at V
CE
= 2.7 V, I
C
= 5 mA.
MSG
MSG
MAG
AT-32063 Typical Scattering Parameters, Common Emitter, Z
O
= 50 Ω, V
CE
= 2.7 V, I
C
= 5 mA
Freq. S
11
S
21
S
12
S
22
GHz Mag Ang dB Mag Ang dB Mag Ang Mag Ang
0.1 0.87 -19 23.36 14.72 162 -37.77 0.013 80 0.96 -9
0.5 0.52 -72 19.21 9.13 116 -27.03 0.045 60 0.72 -25
0.9 0.34 -101 15.40 5.89 94 -24.01 0.063 58 0.62 -28
1.0 0.31 -106 14.60 5.37 90 -23.41 0.067 58 0.61 -29
1.5 0.22 -129 11.54 3.77 74 -20.85 0.091 58 0.58 -33
1.8 0.19 -141 10.12 3.21 66 -19.52 0.106 58 0.57 -36
2.0 0.17 -150 9.33 2.93 61 -18.72 0.116 57 0.57 -38
2.4 0.14 -169 7.95 2.50 52 -17.22 0.138 56 0.57 -42
3.0 0.12 160 6.34 2.08 39 -15.25 0.173 52 0.56 -49
4.0 0.16 117 4.46 1.67 20 -12.40 0.240 44 0.53 -63
5.0 0.22 93 3.15 1.44 2 -10.03 0.315 33 0.48 -82
AT-32063 Typical Noise Parameters
Common Emitter, Z
o
= 50 Ω, V
CE
= 2.7 V, I
C
= 5 mA
Freq.F
min
G
A
G
opt
R
n
GHz dB dB Mag. Ang. —
0.9 0.98 16.4 0.45 51 0.23
1.8 1.50 11.6 0.29 100 0.16
2.4 1.77 10.1 0.33 153 0.11
AT-32063 Typical Scattering Parameters, Common Emitter, Z
O
= 50 Ω, V
CE
= 2.7 V, I
C
= 20 mA
Freq. S
11
S
21
S
12
S
22
GHz Mag Ang dB Mag Ang dB Mag Ang Mag Ang
0.1 0.55 -41 30.48 33.40 143 -39.81 0.010 74 0.83 -15
0.5 0.20 -107 21.24 11.53 97 -29.18 0.035 72 0.56 -20
0.9 0.13 -137 16.48 6.66 82 -24.63 0.059 72 0.53 -22
1.0 0.13 -141 15.60 6.02 79 -23.79 0.065 71 0.53 -22
1.5 0.10 -164 12.26 4.10 67 -20.43 0.095 68 0.52 -27
1.8 0.09 -178 10.78 3.46 60 -18.88 0.114 66 0.53 -31
2.0 0.09 172 9.93 3.14 56 -17.98 0.126 64 0.53 -34
2.4 0.08 152 8.52 2.67 48 -16.39 0.151 60 0.53 -39
3.0 0.10 127 6.85 2.20 36 -14.4 0.191 54 0.52 -47
4.0 0.15 101 4.92 1.76 18 -11.68 0.261 43 0.48 -61
5.0 0.21 86 3.59 1.51 0 -9.52 0.334 31 0.44 -79
AT-32063 Typical Noise Parameters
Common Emitter, Z
o
= 50 Ω, V
CE
= 2.7 V, I
C
= 20 mA
Freq.F
min
G
A
G
opt
R
n
GHz dB dB Mag. Ang. —
0.9 1.51 17.9 0.13 88 0.20
1.8 1.78 12.7 0.20 178 0.13
2.4 1.96 10.6 0.28 235 0.08