User guide

Si471x-EVB
4 Preliminary Rev. 0.4
Figure 2. Daughterboard Connectors and Devices
Daughterboard Components:
U1 Si471x FM Transmitter Chip
L2 Tuning Inductor
R2 0 Ω resistor to connect FM TX output to 6cm trace built-in antenna
C8 2 pF capacitor to connect FM TX output to J1 SMA connector
R4 50 Ω terminator resistor
J1 SMA connector for FM transmitter output
J2 Header for putting external antenna
Figure 3. Fully Assembled EVB
U1J1
J2
R4
R2
Antenna
L2
C8