Confidential
PMB 2208
preliminary
Reference
5.2.1 Mixer Input RX/RFX
Circuit for measurement:
'&
6XSSO\
Ω
9&& 3'
S
,)
02
Ω
'87
,);
02;
S
Ω
5) 5);
3
3
Q)
Q)
Ω
1:$
Mixer Input RF/RFX S-Parameters:
f
S11
S21
S12
S22
MHz mag ang mag ang mag ang mag ang
50 0.943 -1.8 0.027 0.4 0.006 48.4 0.965 -1.5
250 0.941 -8.9 0.029 57.9 0.032 49.0 0.939 -8.4
500 0.920 -18.2 0.063 69.5 0.057 73.0 0.921 -17.5
750 0.896 -28.4 0.099 66.1 0.094 70.9 0.902 -27.7
1000 0.866 -39.4 0.137 59.4 0.132 66.3 0.878 -38.9
1250 0.832 -51.5 0.161 54.0 0.158 62.7 0.852 -50.9
1500 0.795 -61.5 0.192 47.9 0.195 56.2 0.839 -62.2
1750 0.747 -71.2 0.220 41.9 0.230 50.7 0.817 -73.7
2000 0.701 -80.4 0.250 34.8 0.265 42.5 0.786 -85.6
2250 0.647 -92.4 0.284 24.8 0.301 31.4 0.746 -100.6
2500 0.586 -109.3 0.297 12.3 0.317 21.4 0.682 -120.6
Mixer Input RX/RFX Impedances:
u
P
Ãx
Ãv
S
sÃvÃHC
5SG
5SV
A
Ã
Ãv
8
&SG
&SV
sÃvÃHC
Wireless Components
5-8
Specification, August 1999