CMY 91
RF IN
1900 MHz
100 pF
Prined 1)
Inductor
680 Ω 2)
1 nF
VDC = 3 V
Prined 1)
Inductor
2.2 pF
LO IN
1800 MHz
220 nH3)
1 nF
15 pF 18 pF
IF OUT
100 MHz
EHT09007
Figure 4 1900 MHz Measurement and Application Circuit
1) Tune for optimum match
2) Optional resistor increases IF-amplifier operating current and improves conversion gain and intermodulation
performance (minimum value: 27 Ω)
3) Epcos SIMID 01-coil; Ordering code: B82412-A3221-M
Data Book
10
03.00