Audio Applications Guide
24Pages

AUDIO APPLICATIONS SILICON LABS APPLICATION GUIDE 2011 Personal Radios / Automotive Radios / Smart Phones / Docking Stations / Audio Mixer / Navigation Devices / Portable Media Players / Television with Sound Bar www.silabs.com/audio

A P P L I C AT I O N S G U I D E Silicon Labs’ solutions for broadcast and audio applications require a minimal bill-of-materials with maximum ease of use and performance. We apply our expertise to enable better performing portable and plugged consumer audio devices, digitally tuned radios, mechanically tuned radios, automotive radios, navigation devices, TVs and more. Our portfolio of mixed-signal ICs offers the industry’s most highly integrated, best performing amplifiers, radios and sensors. Let us help you reduce design and manufacturing complexity, lower your costs, add features and...

A U D I O A P P L I C AT I O N S G U I D E / 2 Table of Contents 3 AUDIO APPLICATIONS 5 AUTOMOTIVE AUDIO / INFOTAINMENT 6 HOME AUDIO — DOCKING STATION 7 MECHANICALLY-TUNED RADIO 8 PORTABLE AND TABLE TOP RADIO 9 PORTABLE AUDIO PLAYER WITH RADIO OPTION 10 PORTABLE MEDIA PLAYER 11 PRO AUDIO MIXER 12 SMART PHONE / HANDSET 13 TELEVISION AND SOUND BAR 14 GPS / PERSONAL NAVIGATION DEVICE 15 DESIGN SUPPORT 17 PRODUCT SELECTOR TABLES 17 AUDIO / VIDEO 18 AUDIO CODEC 18 MICROCONTROLLERS 20 SMART INTERFACE 20 OPTICAL SENSORS 21 WIRELESS 21 CLOCKS AND OSCILLATORS

A P P L I C AT I O N S G U I D E Audio Applications REQUEST SAMPLES AND DOWNLOAD DOCUMENTATION AT: www.silabs.com/audio Silicon Labs has applied its RF and mixed-signal expertise to develop a portfolio of solutions optimized for audio applications. At the heart of the portfolio is a family of AM/FM receivers and transmitters that have shipped into more than a billion consumer devices worldwide. The Audio portfolio also includes wireless solutions for remote controls, touch and proximity sensors for sophisticated user interfaces, ultra-low power MCUs for processing, clocks and oscillators...

SILICON LABS CAPABILITIES A U D I O A P P L I C AT I O N S G U I D E / 4 SILICON LABS SOLUTION REQUIREMENTS RDS and Audio Performance Efficient battery operation More reliability at lower distortion levels Si47xx AM/FM Receivers, FM Transmitters, FM Transceivers Industry’s smallest, best performing and most mature solution for best-in-class FM performance, RDS display and audio conditioning; industry’s smallest, best performing monolithic data receiver Si483x/Si484x Mechanically-tuned AM/FM/SW Receiver Industry’s rst highly integrated digital radio receiver for the mechanically-tuned radio...

A P P L I C AT I O N S G U I D E Automotive Audio and Infotainment AUTOMOTIVE AUDIO AND INFOTAINMENT Silicon Labs’ high-performance solutions for car sound systems include high fidelity radio ICs that improve the end user experience, reduce system cost and take advantage of the latest digital features. Antenna AMP Si474x/5x AM/FM/RDS Tuner (Primary) Si474x AM/FM/RDS Tuner (Companion) and/or AF scanner Digital Media Processor AMP Speaker AMP Speaker AMP Auxillary Line In Speaker CP2400 LCD Controller CD Servo CD C8051F5xx Automotive MCU CP2102 USB to UART Bridge USB Audio Si11xx Infrared...

A U D I O A P P L I C AT I O N S G U I D E / 6 Home Audio — Docking Stations Home audio docking stations enable portable audio players to deliver more than a headphone-only experience by delivering room-filling sound. These docking stations commonly employ inexpensive built-in speakers which benefit from DSP-based audio processing. Silicon Labs’ high fidelity, high-performance audio receivers and transmitters are ideal for portable audio accessories and docking stations, delivering premium sound at an economical price point. Paired with our family of mixed-signal MCUs and DOCKING STATION...

A P P L I C AT I O N S G U I D E Mechanically-Tuned Radio MECHANICALLY-TUNED RADIO A wide range of portable radios, boom boxes, clock radios, toy radios and give-away radios are using the mechanically-tuned method. Silicon labs Si483x/4x AM/FM/SW receiver family with digital core and an analog/mechanical interface is ideal for this market, offering excellent performance and manufacturing simplicity. It receives high-fidelity digital sound, without requiring microcontrollers or labor adjustment. This revolutionary solution offers unmatched PCB area, performance, and labor savings, for the...

A U D I O A P P L I C AT I O N S G U I D E / 8 Portable and Table Top Radios PORTABLE AND TABLE TOP RADIO Portable and table top radios are ubiquitous and include FM-only, AM/FM, weather band (WB), short wave (SW) and long wave (LW) reception. Silicon Labs radio ICs support any radio transmission, style or feature/performance requirement, including digital or mechanical tuning. Our market-leading radio ICs are complemented by a complete suite of high performance, small footprint MCUs and RF wireless receivers. Antenna Tuning Wheel Si47xx/Si48xx Multi-Band Radio Receiver Si43xx RF Receiver...

A P P L I C AT I O N S G U I D E Portable Audio Player with Radio Option Portable audio and MP3 players store, organize, and play audio files. Typically either Flash-based or hard drive-based, these devices require battery efficiency, fidelity and a small size. Our audio receiver and MCU solutions can help you design a PORTABLE AUDIO PLAYER differentiated, low-power product with a small footprint. Antenna Radio Out Radio In Si47xx Radio Receivers, Transmitters and Transceivers Si4010 RF Transmitter AMP Remote Control Microphone Si1000 Wireless MCU Audio Codec AMP Keypad Audio DSP Battery...

A U D I O A P P L I C AT I O N S G U I D E / 10 Portable Media Player PORTABLE MEDIA PLAYER Portable media players are handheld devices, capable of storing and playing both audio and video files. Typically, these batterypowered devices store hours of digital media/data on a hard drive or in Flash memory and come with a variety of interface options. Our audio receiver, video and MCU solutions can help you design a high-performance product in a small footprint. Stereo Out Radio In AMP Microphone (Optional - with Si483x/4x) Antenna AMP Si47xx/Si48xx Radio Receivers, Transmitters and...