CC8520_11 Datasheet, PDF (1/18 Pages) Texas Instruments – 2.4 GHz RF SoC FOR WIRELESS DIGITAL AUDIO STREAMING

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CC8520, CC8521, CC8530 & CC8531
SWRS091D – JULY 2011
2.4 GHz RF SoC FOR WIRELESS DIGITAL AUDIO STREAMING
CC8520, CC8521, CC8530 & CC8531 - PurePath™ Wireless
APPLICATIONS
- Wireless high-quality digital audio
- Wireless point-to-point audio link
- Wireless (USB) headphones / headsets
- Wireless (USB) loudspeakers
- Wireless 2.1 speaker systems
- CC852x supports up to 2 channels
- CC853x supports up to 4 channels
- CC85x1 supports USB
FEATURES
Built-in audio protocol
- CD-quality uncompressed audio
- Excellent robustness and co-existence
through multiple techniques
- Adaptive Frequency Hopping
- Forward Error Correction
- Buffering and Retransmission
- Error Concealment
- Optional high quality audio
compression
- No software development needed when
used in autonomous mode
External system
- Can be used autonomously, or can be
controlled by an external host MCU for
greatest flexibility
- Seamless connection and control of
selected TI audio codecs, DACs/ADCs and
digital audio amplifiers using I2S and I2C
- HID functions like power control, binding,
volume control, audio channel selection
can be mapped to I/Os
- RoHS compliant 6mm x 6mm QFN-40
package
RF section
- 5 Mbps over-the-air data rate
- Bandwidth-efficient modulation format
- Excellent link budget with programmable
output power up to +3.5 dBm and -83 dBm
sensitivity
- Seamless support for CC2590 range
extender (+11dBm output power, -87dBm
sensitivity)
- Suited for systems targeting compliance
with worldwide radio frequency
regulations: ETSI EN 300 328 and EN
300 440 class 2 (Europe), FCC CFR47 Part
15 (US) and ARIB STD-T66 (Japan)
Digital audio support
- Digital I2S audio interface supports 1 or 2
audio channels for the CC8520 and 1 to 4
audio channels for the CC8530 at sample
rates of 32, 40.275, 44.1 and 48 kHz, and
supports 16 bit word-widths
- USB audio support for 32, 44.1 and 48 kHz,
and supports 16 bit word-widths.
- Audio latency down to 16 ms
- Data side-channel allows data to be sent
alongside the audio between external host
controllers
USB
- Full-speed USB Audio device
- USB Basic Audio Device Class: HT1, HS1
and MT topologies (headphone, headset
and microphone)
- USB Audio Device Class. Maximum 2 input
channels. Maximum 2 output channels
- Basic USB HID device class support for
remote control functionality
- Autonomous operation only.
Development tools
- PC-based PurePath™ Wireless
Configurator for CC85xx configuration
- CC85xx Family User Guide
- CC85XXDK audio development kit
- CC85XXDK-HEADSET development kit
QFN-40 PIN CONFIGURATION (TOP VIEW)
1 ^xANTN
/USBP
2 xANTP
/USBN
3 CSN
4 SCLK
5 MOSI
6 MISO
7 GIO1
8 GIO2
9 GIO3
10 IOVDD
CC85xx
RBIAS 30
VBAT 29
AVDD 28
AVDD 27
AVDD 26
RF_N 25
RF_P 24
AVDD 23
X0 22
X1 21
PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas
Instruments standard warranty. Production processing does not necessarily include testing of all parameters.
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments
semiconductor products and disclaimers thereto appears at the end of this data sheet.
PurePath™ is a trademark for Texas Instruments
All other trademarks are the property of their respective owners.
Copyright © 2011, Texas Instruments Incorporated