µPC8106TB, µPC8109TB
TEST CIRCUIT 1 (RF = 900 MHz, for the µPC8106TB and µPC8109TB)
Spectrum Analyzer
50 Ω
C4
10 000
pF
VCC
RF = 900 MHz, matched
1 000 pF 1 pF
6
RFoutput
L
C6 C5
6.8 nH 5
VCC
1
IFinput
2
GND
C3
*
1 000 pF
4
PS
3
LOinput
100 pF
C1
100 pF
C2
Signal Generator
50 Ω
Signal Generator
50 Ω
PLoin = –5 dBm
* In case of unstable operation, please connect capacitor 100 pF between 4 pin and 5 pin and adjust the matching
circuit.
EXAMPLE OF TEST CIRCUIT 1 ASSEMBLED ON EVALUATION BOARD
RF Connector →
RFOUT
1 000 pF
1 pF
C5
C6
6.8 nH
C3 1 000 pF
L
IFIN
100 pF
C1
1
1 000 pF
P/S
µPC8106TB
100 pF
C2
LOIN
C4 10 000 pF
Data Sheet P12770EJ2V0DS00
7