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AN555

Si483X-B/Si4820/24 ANTENNA, SCHEMATIC, LAYOUT, AND DESIGN GUIDELINES

Silicon Laboratories 

AN555

Si483X-B/Si4820/24 ANTENNA, SCHEMATIC, LAYOUT,

AND DESIGN GUIDELINES

1. Introduction

This document provides general Si483x-B/Si4820/24 design and AM/FM/SW antenna selection guidelines,

including schematic, BOM and PCB layout. All users should follow the Si483x-B/Si4820/24 design guidelines

presented in Section 2 and Section 3 and choose the appropriate antennas based on the applications and device

used according to Sections 4 through 8.

Table 1. Part Selection Guide

†Part

Number

†General Description

FM Receiver

Si4831-B30

Wheel-tuned AM/FM Receiver

†

†

†

†

†

†

Si4835-B30 Wheel-tuned AM/FM/SW Receiver

†

†

†

†

†

†

†

†

Si4835-B31 Wheel-tuned AM/FM/SW Receiver,

†

†

†

†

†

†

†

†

Enhanced SW Tuning Feel

Si4820-A10

Entry Level Wheel-tuned AM/FM

Receiver, Mono Audio

†

†

†

†

†

†

Si4824-A10 Entry Level Wheel-tuned AM/FM/SW †

†

†

†

†

†

†

†

Receiver, Mono Audio

Rev. 0.2 11/11

Copyright © 2011 by Silicon Laboratories

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