The CC85xx PurePath range of radio communication system-on-chips allows a robust short-range wireless channel for high-quality digital audio streaming to be constructed. A variety of coexistence techniques are used to minimise the effects of interference from other wireless devices operating in the crowded 2.4GHz ISM band.

RF Frequency Range: 2400 to 2483.5MHz ISM Band
RF Output Power: +3.5dBm
Receiver Sensitivity: -83dBm @ 5Mbps, -86dBm @ 2Mbps
OTA Data Rate: 2Mbps, 5Mbps
Coexistence features: Adaptive Frequency Hopping, Forward Error Correction, Buffering & Retransmission, Error Concealment
Audio Sample Rate: up to 48kHz
CD-quality uncompressed audio
I²S audio interface
USB audio interface on CC8521 and CC8531 parts
Data side-channel available
Seamless support for CC2590 range extender (RS 709-4664)
Power supply: +2.0V to +3.6Vdc
Operating temperature range: -40 to +85°C
Applications: Wireless high-quality digital audio, Wireless point-to-point audio link, Wireless (USB) headphones / headsets, Wireless (USB) loudspeakers, Wireless (USB) microphones, Wireless 2.1 speaker systems

RS Product Codes
820-3153 CC8520RHAT 2-channel audio
820-3162 CC8521RHAT 2-channel audio, USB
820-3165 CC8530RHAT 4-channel audio
820-3169 CC8531RHAT 4-channel audio, USB

PurePath wireless development kit is available under RS Part No. 825-7223, Headset development kit is available under RS Part No. 798-3662

ETSI, FCC, ARIB