Overview for Wireless Audio

The complete wireless digital audio streaming solution from TI. TI’s family of PurePath™ Wireless audio products features 2.4 GHz audio ICs that transmit uncompressed CD-quality wireless audio over a rock solid RF (radio frequency) link, with error-free, lossless transmission. The solutions target consumer, portable and high-end audio applications, such as wireless headphones, headsets and speakers.

The CC8520 (two-channel) and CC8530 (four-channel) system-on-chips (SoC) are complete integrated solutions with RF protocol, microcontroller, audio codec setup support, application designs and free PurePath Configurator PC software tool. Additionally, the CC8521 and CC8531 Simplelink™ Wireless MCUs contain USB audio support for all major operating systems.


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PurePath™ Wireless Audio Forum

CC85xx Key Benefits

PurePath™ Wireless Audio
  • Uncompressed CD-quality wireless audio
  • Rock solid 16-bit 44.1/48kHz RF link
  • Multichannel and multipoint capabilities: streaming of up to four simultaneous channels to up to four receivers
  • USB support
  • Best-in-class coexistence with Bluetooth®, WLAN and other 2.4 GHz devices
  • Easy-to-use designer's PC software tool
  • Supports any audio device that is configured through I2C and/or up to 4 GIO pins

  CC8530 CC8531 CC8520 CC8521
Number of audio channels 4 2
USB support
Audio quality 32/44.1/48kHz, 16/24 bits, uncompressed or compressed
Audio latency configurable down to 10.6 ms
Link range CC85xx 30m+ line-of-sight / 10m+ indoors*
Link range CC85xx+CC2590 range extender 130m+ line-of-sight /  20m+ indoors*
Link robustness Adaptive frequency hopping and adaptive listen-before-talk in 2.4GHz band ensures excellent coexistence with 802.11b, g, n and other interference sources**
Bill of material Can run autonomously or with external MCU
Development environment Free PurePath Wireless Configurator PC tool
Additional functionality data side-channel, remote control/USB HID (CC85x1 only)
Samples CC8531
Development Kits CC85xxDK

* See application note AN089 Real World Range Testing Using CC85xx
** See CC85XX Family User Guide

Resources for Wireless Audio

PurePath™ Wireless Development Kit

PurePath™ Wireless Development Kit

Evaluate PurePath Wireless technology and the CC85xx.


PurePath™ Wireless Headset Kit

Evaluate, demonstrate, prototype and develop with the CC85xx.


PurePath™ Wireless headset reference design

Download the most cost-effective design for high quality headsets and headphones.


PurePath™ Wireless Commander

Download the graphical PC tool.


PurePath™ Wireless Configurator

PPWC is a graphical PC tool used with CC85XX devices.


Wireless Audio Support

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Wireless Audio Videos