SI47XX-EVB Datasheet, PDF (17/164 Pages) Silicon Laboratories – Thank you for purchasing the Silicon Laboratories

2.2.2. Si473x Daughtercard
Si47xx-EVB
Figure 10. Si473x Daughtercard Connectors and Devices
Daughtercard connectors and components:
J1
SMA connector for AM test circuit (does not apply to Si4707-EVB)
J2 Header for antenna interface connection
J24 Headphone jack
J26 SMA connector for FM test circuit
L4 270 nH inductor for FM input
U1 Si473x AM/FM/SW Weather Band Receiver chip (or Si4707 WB/Same receiver for Si4707-EVB only)
C2 Vdd bypass capacitor
C3 FM test circuit ac coupling capacitor
C8 AM input ac coupling capacitor
C12 FM input ac coupling capacitor
C13 AM test circuit ac coupling capacitor
Rev. 0.8
17