SI4826-DEMO Datasheet, PDF (5/18 Pages) Silicon Laboratories – Si4822/26 DEMO BOARD USERS GUIDE

Radio Band Property Setting:
S13:
Si4822/26-DEMO
1
1-2: Use the keypad to set the band propery via MCU
2
2-3: Use the tuner default band setting values
3
Audio Output Test Point:
For the general specification test, TP3 is the recommended audio signal test point. The audio test instrument
should be connected to TP3 to get more accurate test results. J5 can also be used as an audio test point, but the
test results may not be entirely accurate under some circumstances.
1
GND
2
AOUT
Main Components:
U1: Silicon Laboratories Si4822/26 AM/FM/SW ATDD receiver
U2: Audio amplifier
U3: MCU
LCD: The digital display of tuning frequency
Rev. 0.1
5