Introduction to A8520E24Axx PurePath™ Uncompressed Wireless Audio module

Presented to: Web Audience

By: Mark Bowyer

Date: August 2011

What is TI’s PurePath™ wireless audio?

High-quality, wireless audio from TI

• Crystal-clear sound– No unwanted noise or drop-outs– Lower latency than BT and WiFi– Stereo audio up to 48 kHz, 16 bits– Full CD quality sound– Robust RF link – can co-exist with

Bluetooth, WiFi, other 2.4GHz devices

• Fast time-to-market– No SW development required – audio

protocol built in– Applications designs provided– Easy-to-use designers’ tool

• Flexible, low cost solution– Seamless connection and control of selected TI audio codecs,

DACs/ADCs and digital audio amplifiers using I2S and I2C – Data channel (for example, remote control)– A platform that enables multiple applications

PurePath FW Releases

• 1.0 – (June 2010)– Audio I/O – I2S– 1 Master– 1 Slave– Omni directional from master to slave

• 1.1 – (June 2011)– Audio I/O – I2S– 1 Master– 2 Slave– Omni directional from master to slave’s

• 1.2 – (August 2011)– Audio I/O – I2S– 1 Master– 2 Slave– Bi-directional from master to slaves and slaves to master

Anaren tools: A8520E24A91-EM2

TI support tools: CC85xxDK

• 2 x Purepath Wireless AudioEB• 1x CC Debugger• 2 x CC85xxEM• 2 x CC85xx+CC2590EM• 2 x 2.4 GHz Antennas• Cables• Documentation

• Lets you evaluate CC8520 for wireless audio applications; audio interfaces include:

• S/PDIF optical + coax input/output

• line input/output, headphone output

• microphone input

• A TLV320AIC3101 audio codec is mounted on the Audio EB board -- but also has connectors to plug into most TI Codecs

• Works with PurePath Wireless Configurator PC tool (next screen)

• PC tool to configure the CC8520

• After a series of options are configured, generates a HEX file to be downloaded to CC8520 flash

• Currently a Beta:- check for updates at ti.com/cc8520!- final release will be June 2011 and to include support for more audio CODECs & features needed for production test- TI does not recommend going into mass production with firmware images generated by PPWC Beta

TI support tools: PurePath™ Wireless Configurator

OK, so what is the A8520E24R91 AIR module with PurePath™ wireless audio?

What is (AIR)?

• Anaren

• Integrated

• Radios

“Easiest, fastest, most-elegant way to make your product

‘wireless’”

AIR A8520Exx overview

• Features CC8520 SOC and CC2591 Range Extender

• FCC & IC certified, shielded package

• Operates at 2.4GHz

• Integral antenna

• Low-power RF

• Tiny 11 x 19 x 2.5mm footprint & low-profile

• Surface-mount / tape & reel radio module

• Virtually no RF engineering experience required

• Low power consumption

• 87dBm sensitivity, 16dBm output power

• 150m line-of-site range; range through multiple walls (typ. 30m in-door)

“Under $15 in 10,000 pcs quantities, with range extender”

Applications include…

Among countless others

Wireless earphones

Wireless microphones& instrument hook-ups(?)

Wireless headsets

Wireless speakers

Documentation & development tools

• Product brief

• EM boards fully compatible with TI’s CC85xxDK (previouslydiscussed, slide #6)

• User Guide

• AIR-proprietary USB & range-testing dashboard coming soon!

Choice of packaging

Tape & reel Carrier tray

Choice of distribution

GlobalGlobal

US onlyUS only

GlobalGlobal

Speaking of reach, more about us

R&D/Manufacturing> Anaren, Inc. (HQ) – Syracuse, NY> Anaren Ceramics, Inc. – Salem, NH> Anaren Communications – Suzhou, China> MSK – Syracuse, NY> Unicircuit – Littleton, CO

Regional Sales Offices> East-coast – E. Syracuse, NY> West-coast – Sacramento, CA> EU – Hampshire, England> Asia – Suzhou & Shenzhen, China

Distribution> Avnet – Phoenix, AZ 268 locations, 70 countries> Arrow Electronics 310 locations, 51 countries> Mouser Inc Global web-based solution

• Founded in 1967

• Provider of integrated microwave technology to wireless, space & defense

• $168M annual net sales

• 60% S&D -- 40% Wireless

• Approx 1100 employees

• 5 global mfg locations

• 5 global sales offices

Thank you for your time!

Thank you for your time!

Click the link on the Brainsharkdashboard to visit the Anaren AIRhomepage!