CC8531 [TI]

2.4 GHz RF SoC FOR WIRELESS DIGITAL AUDIO STREAMING; 2.4 GHz射频片上系统的无线数字音频流
CC8531
型号: CC8531
厂家: TEXAS INSTRUMENTS    TEXAS INSTRUMENTS
描述:

2.4 GHz RF SoC FOR WIRELESS DIGITAL AUDIO STREAMING
2.4 GHz射频片上系统的无线数字音频流

射频 无线
文件: 总18页 (文件大小:653K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
CC8520, CC8521, CC8530 & CC8531  
www.ti.com  
SWRS091D JULY 2011  
2.4 GHz RF SoC FOR WIRELESS DIGITAL AUDIO STREAMING  
CC8520, CC8521, CC8530 & CC8531 - PurePath™ Wireless  
APPLICATIONS  
-
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)  
-
-
-
-
-
-
-
-
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  
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  
FEATURES  
Built-in audio protocol  
-
-
-
CD-quality uncompressed audio  
Excellent robustness and co-existence  
through multiple techniques  
-
-
Data side-channel allows data to be sent  
alongside the audio between external host  
controllers  
-
-
-
-
-
Adaptive Frequency Hopping  
Forward Error Correction  
Buffering and Retransmission  
Error Concealment  
Optional  
compression  
USB  
-
-
Full-speed USB Audio device  
high  
quality  
audio  
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  
-
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  
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  
-
-
-
RoHS compliant 6mm x 6mm QFN-40  
package  
QFN-40 PIN CONFIGURATION (TOP VIEW)  
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)  
xANTN  
/USBP  
xANTP  
/USBN  
CSN  
RBIAS  
VBAT  
AVDD  
AVDD  
AVDD  
RF_N  
RF_P  
AVDD  
1
2
3
4
5
6
7
8
9
30  
29  
28  
27  
26  
25  
24  
23  
SCLK  
MOSI  
MISO  
GIO1  
GIO2  
GIO3  
-
CC85xx  
X0  
X1  
22  
21  
10 IOVDD  
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.  
PurePathis a trademark for Texas Instruments  
All other trademarks are the property of their respective owners.  
Copyright © 2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
DESCRIPTION  
The PurePath™ Wireless platform is a cost-effective and low-power solution optimized for wireless  
transmission of high-quality digital audio.  
The CC85xx includes a robust built-in wireless audio transmission protocol and can control  
selected external audio devices. Utilizing numerous coexistence mechanisms allows the CC85xx to  
avoid interfering with, or being interfered by other 2.4 GHz radio systems.  
The CC85xx operates autonomously, and can be used with or without an external MCU. An external  
host processor can be connected through SPI and control some aspects of its operation. The  
CC85xx interfaces easily with other TI audio ICs and DSPs (using I2S and DSP/TDM interfaces).  
More details can be found in the CC85xx Family User Guide [2].  
ABBREVIATIONS  
ADC  
ARIB  
BER  
Analog to Digital Converter  
Association of Radio Industries and Businesses  
Bit Error Rate  
LED  
LNA  
MISO  
MOSI  
MCU  
PA  
Light Emitting Diode  
Low Noise Amplifier  
Master In Slave Out  
Master Out Slave In  
Microcontroller  
CODEC Coder/Decoder  
DAC  
DSP  
EHIF  
ESD  
ETSI  
FCC  
FEC  
FSK  
FW  
Digital to Analog Converter  
Digital Signal Processor  
Power Amplifier  
External Host Interface  
PCM  
PER  
PLL  
Pulse Code Modulation  
Packet Error Rate  
Electro Static Discharge  
European Telecommunications Standard Institute  
Federal Communications Commission  
Forward Error Correction  
Phase Lock Loop  
PM  
Protocol Master  
PPW  
PS  
PurePath™ Wireless  
Protocol Slave  
Frequency Shift Keying  
Firmware  
RoHS  
RF  
Restriction of Hazardous Substances  
Radio Frequency  
HID  
Human Interface Device  
I2C  
Inter-Integrated Circuit (serial communications bus)  
Inter-IC Sound (serial bus for digital audio signals)  
Institute of Electrical and Electronics Engineers  
Industrial, Scientific, Medical  
SLAC  
SPI  
Slightly Lossy Compression Algorithm  
Serial Peripheral Interface  
System-on-Chip  
I2S  
IEEE  
ISM  
SoC  
STD  
TDM  
Standard  
JEDEC  
LDO  
Joint Electron Device Engineering Council  
Low-Dropout Regulator  
Time-Division Multiplexing  
2
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated circuits be handled  
with appropriate precautions. Failure to observe proper handling and installation procedures can cause damage.  
ESD damage can range from subtle performance degradation to complete device failure. Precision integrated circuits may  
be more susceptible to damage because very small parametric changes could cause the device not to meet its published  
specifications.  
ABSOLUTE MAXIMUM RATINGS(1)  
PARAMETER  
TEST CONDITIONS  
Min  
0.3  
0.3  
Max  
Unit  
V
Supply voltage (2)  
All supply pins must have the same voltage  
3.9  
Voltage on any digital pin  
min(VDD +  
0.3, 3.9)  
V
Input RF level  
10  
125  
260  
2000  
dBm  
°C  
Storage temperature range  
Reflow soldering temperature  
ESD (3)  
-40  
According to IPC/JEDEC J-STD-020  
°C  
All pads, according to human-body model  
(HBM), JEDEC STD 22, method A114  
V
According to charged-device model (CDM),  
JEDEC STD 22, method C101E  
400  
V
(1)  
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings  
only, and functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating  
Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.  
(2)  
For CC8521 and CC8531 running on USB power, a LDO is needed to comply with these ratings.  
(3)  
CAUTION: ESD sensitive device. Precaution should be used when handing the device in order to prevent permanent damage.  
RECOMMENDED OPERATING CONDITIONS, CC8520/CC8530  
PARAMETER  
TEST CONDITIONS  
Min  
-40  
2.0  
Max  
+85  
3.6  
Unit  
°C  
Operating ambient temperature range, TA  
Operating supply voltage  
V
RECOMMENDED OPERATING CONDITIONS, CC8521/CC8531  
PARAMETER  
TEST CONDITIONS  
Min  
-40  
3.0  
Max  
+85  
3.6  
Unit  
°C  
Operating ambient temperature range, TA  
Operating supply voltage (1)  
V
(1)  
For CC8521 and CC8531 running on USB power, a LDO is needed to comply with these ratings.  
3
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
GENERAL CHARACTERISTICS  
Measured on Texas Instruments CC85xxEM reference designs with TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
RF frequency range  
Data rate  
TEST CONDITION  
MIN  
TYP  
MAX  
UNIT  
MHz  
2400  
2483.5  
Shaped 8FSK  
5
Mbps  
Latency between I2S interface on audio source  
and I2S interface on audio sink. Uncompressed  
16 bit. Audio latency is programmable using the  
PurePath Wireless Configurator [1].  
Audio latency  
768  
2048  
Samples  
kHz  
48  
44.1  
Audio sample rate is programmable using the  
PurePath Wireless Configurator [1] (1)  
Audio sample rate  
40.275(2)  
32  
(1)  
(2)  
±2000ppm tolerance  
Not supported in USB mode. For USB Headset, dynamic sample rate change is not allowed.  
ELECTRICAL CHARACTERISTICS, CC8520/CC8521/CC8530/CC8531  
Measured on Texas Instruments CC85xxEM reference designs with TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
TEST CONDITION  
MIN  
TYP  
MAX  
UNIT  
Current consumption,  
power down state  
Voltage regulator / crystal oscillator off status  
lost (POWERED_DOWN state)  
1
A
Current consumption, headphone  
master(1)  
Average current for a PurePath Wireless master  
with I2S interface active, sourcing two PCM16  
channels with maximum output power.  
Average current for a PurePath Wireless slave  
with I2S interface active, sinking two PCM16  
channels with maximum output power  
29  
25  
mA  
mA  
Current consumption, headphone  
slave(1)  
(1)  
Measured on Texas Instruments CC85xx EM reference designs and CC85XXDK. Sample rate 48 kHz, MCLK disabled.  
RF CHARACTERISTICS, CC8520/CC8521/CC8530/CC8531  
Measured on Texas Instruments CC85xx EM reference designs with TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
TEST CONDITION  
MIN  
TYP  
3.5  
-83  
-2  
MAX  
UNIT  
dBm  
dBm  
dBm  
Output power  
Maximum output power setting  
5 Mbps, 0.1 % BER  
Receiver sensitivity(1)  
Saturation (maximum input level) (1)  
5 Mbps, 0.1 % BER  
Adjacent channel, ±4MHz, wanted 3dB above  
sensitivity  
8
dB  
dB  
Selectivity  
Alternate channel, ±8MHz, wanted 3dB above  
sensitivity  
35  
Occupied bandwidth  
99% energy bandwidth  
3.8  
MHz  
Optimum load impedance  
Differential impedance seen from the RF port  
(RF_P and RF_N) towards the antenna  
70 + j30  
Spurious emission  
Suitable for systems targeting compliance with EN 300 328, EN 300 440(2), FCC CFR47 Part 15  
and ARIB STD-T-66  
(1)  
(2)  
Measured using data packets with 40 byte payload.  
Systems with external antenna connector: Margins for passing conducted requirements at sub 1GHz frequencies can be improved by  
using a simple band-pass filter connected between matching network and RF connector (1.6 pF in parallel with 1.6 nH); this filter must be  
connected to a good RF ground.  
4
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
ELECTRICAL CHARACTERISTICS, CC8520/CC8521/CC8530/CC8531 +CC2590  
Measured on Texas Instruments CC85xx+CC2590 EM reference designs with TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
TEST CONDITION  
MIN  
TYP  
MAX  
UNIT  
Current consumption,  
power down state(1)  
Voltage regulator / crystal oscillator off status  
lost (POWERED_DOWN state)  
1
A
Average current for a PurePath Wireless master  
with I2S interface active, sourcing two PCM16  
channels.  
Average current for a PurePath Wireless slave  
with I2S interface active, sinking two PCM16  
channels  
Current consumption, headphone  
master(2)  
38  
28  
mA  
mA  
Current consumption, headphone  
slave(2)  
(1)  
(2)  
CC2590 power down current is 100 nA[4]  
Measured on Texas Instruments CC85xx+CC2590 EM reference designs and CC85XXDK. Sample rate 48 kHz, MCLK disabled.  
RF CHARACTERISTICS, CC8520/CC8521/CC8530/CC8531 +CC2590  
Measured on Texas Instruments CC85xx+CC2590 EM reference designs with TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
TEST CONDITION  
MIN  
TYP  
11  
MAX  
UNIT  
dBm  
dBm  
dBm  
Output power  
Maximum output power setting  
5 Mbps, 0.1 % BER  
Receiver sensitivity(1)  
-87  
-12  
Saturation (maximum input level)  
5 Mbps, 0.1 % BER  
Adjacent channel, ±4MHz, wanted 3dB above  
sensitivity  
9
Selectivity  
dB  
Alternate channel, ±8MHz, wanted 3dB above  
sensitivity  
34  
Suitable for systems targeting compliance with EN 300 328, EN 300 440(2), FCC CFR47 Part 15  
and ARIB STD-T-66  
Spurious emission  
(1)  
Measured using data packets with 40 byte payload.  
48-MHz CRYSTAL REQUIREMENTS  
General parameters with TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
TEST CONDITION  
MIN  
TYP  
MAX  
UNIT  
MHz  
ppm  
ohm  
pF  
Crystal frequency  
48  
Crystal frequency accuracy requirement(1)  
ESR Equivalent series resistance  
C0 Crystal shunt capacitance  
CL Crystal load capacitance  
-50  
-
50  
60  
3
-
15  
16  
17  
pF  
(1)  
Including aging and temperature dependency  
AUDIO CLOCK CHARACTERISTICS  
TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
TEST CONDITION  
MIN  
TYP  
MAX  
UNIT  
Programmable using the PurePath Wireless  
Configurator [1]  
32·FWCLK  
512·FWCLK  
MCLK Frequency range  
Programmable using the PurePath Wireless  
Configurator [1]  
32·FWCLK  
31.936  
256·FWCLK  
48.096  
200  
BCLK Frequency range  
WCLK Frequency range  
RMS jitter (Output clocks)  
kHz  
ps  
80  
RMS period jitter for 1000 periods  
5
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
SPI INTERFACE CHARACTERISTICS  
TA = 25°C and VDD = 3.3 V, unless otherwise noted.  
PARAMETER  
SCLK frequency  
SCLKlow  
TEST CONDITION  
MIN  
TYP  
MAX  
20  
UNIT  
MHz  
0
25  
25  
50  
ns  
ns  
ns  
SCLKhigh  
CSNhigh  
Minimum time CSNmust be high, if brought high,  
between commands (it is not necessary to bring  
CSNhigh between commands).  
25  
ns  
ns  
ns  
CSNfalling edge to  
SCLKrising edge  
Distance from CSNasserted until first rising edge  
on SCLK.  
100  
50  
SCLKfalling edge to  
CSNrising edge  
Distance from last negative edge of SCLKin last  
word until CSNcan be de-asserted.  
Inter-word spacing  
Minimum distance in time from rising edge of  
SCLKfor last bit in word n and the rising edge of  
SCLKfor the first bit in word n+1.  
Properly handles abutting words.  
Hysteresis around trigger point of input buffer  
using a Schmitt trigger  
100  
mV  
Hysteresis on SCLK  
Slew rate on SCLK  
Slew rate from 0.1·IOVDD to 0.9·IOVDD  
10  
V/ s  
1
PIN DESCRIPTION  
xANTN  
/USBN  
RBIAS  
1
30  
xANTP  
/USBP  
VBAT  
AVDD  
AVDD  
AVDD  
RF_N  
RF_P  
AVDD  
2
3
4
5
6
7
8
9
29  
28  
27  
26  
25  
24  
23  
CSN  
SCLK  
MOSI  
MISO  
GIO1  
GIO2  
GIO3  
CC85xx  
X0  
X1  
22  
21  
10 IOVDD  
Figure 1 - CC85xx QFN-40 PIN CONFIGURATION  
6
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
PIN  
PIN NAME  
PIN TYPE  
DESCRIPTION  
-
GND  
Ground  
The exposed die attach pad must be connected to a solid ground plane underneath the  
chip  
1
2
3
xANTN  
USBN  
Digital I/O1  
Digital I/O1  
CC85x0: DO NOT CONNECT (Future FW: Controlling external antenna switch)  
CC85x1: USB D- data line  
xANTP  
USBP  
CC85x0: DO NOT CONNECT (Future FW: Controlling external antenna switch)  
CC85x1: USB D+ data line  
CS_N  
Digital Input  
(pull-up)  
Serial SPI configuration interface, active low chip select  
4
5
6
SCLK  
MOSI  
MISO  
Digital I/O1  
Digital I/O1  
Digital I/O1  
Serial SPI configuration interface, clock input/output  
Serial SPI configuration interface, master data output, slave data input  
Serial SPI configuration interface, master data input, slave data output.  
7
GIO1  
Digital I/O1  
General-purpose digital I/O pin 1  
Configurable with PurePath™ Wireless Configurator  
General-purpose digital I/O pin 2  
8
9
GIO2  
GIO3  
Digital I/O1  
Digital I/O2  
General-purpose digital I/O pin 3  
Configurable with PurePath™ Wireless Configurator  
Digital power supply for the digital I/Os in the SPI interface and GIO1-GIO3.  
10  
11  
12  
13  
IOVDD  
RSTN  
Power  
(I/O pads)  
Digital Input  
(pull-up)  
Active-low device reset  
IOVDD  
Power  
(I/O pins)  
Digital power supply for the RSTN and MCLK digital I/O pins.  
MCLK  
GIO4  
BCLK  
GIO5  
WCLK  
GIO6  
AD0  
Digital I/O1  
Digital I/O1  
Digital I/O1  
Digital I/O1  
Digital I/O1  
Master clock output for external audio devices  
General-purpose digital I/O pin 4  
14  
15  
16  
17  
I2S/DSP audio interface bit clock (in/out)  
General-purpose digital I/O pin 5  
I2S/DSP audio interface word clock (in/out)  
General-purpose digital I/O pin 6  
I2S/DSP audio interface data line 0 (in/out)  
General-purpose digital I/O pin 7  
GIO7  
AD1  
I2S/DSP audio interface data line 1 (in/out)  
General-purpose digital I/O pin 8  
GIO8  
IOVDD  
18  
19  
Power  
(I/O pins)  
Digital power supply for the digital I/Os in audio interface (BCLK-AD2).  
AD2  
GIO9  
AVDD  
X1  
Digital I/O2  
I2S/DSP audio interface data line 2 (in/out)  
Configurable with PurePath™ Wireless Configurator  
2.0-3.6V analog power supply connection  
20  
21  
22  
23  
24  
Power (Analog)  
Analog I/O  
Crystal oscillator pin input, or external clock input (48 MHz)  
Crystal oscillator pin output (48 MHz)  
X0  
Analog I/O  
AVDD  
RF_P  
Power (Analog)  
RF I/O  
Analog power supply connection  
Positive differential RF input signal to LNA in receive mode  
Positive differential RF output signal from PA in transmit mode  
Negative differential RF input signal to LNA in receive mode  
Negative differential RF output signal from PA in transmit mode  
25  
RF_N  
RF I/O  
7
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
PIN  
26  
PIN NAME  
PIN TYPE  
DESCRIPTION  
AVDD  
AVDD  
AVDD  
VBAT  
Power (Analog)  
Power (Analog)  
Power (Analog)  
Analog input  
Analog power supply connection  
Analog power supply connection  
Analog power supply connection  
27  
28  
29  
Battery voltage supervisor (threshold level programmable by external resistor to positive  
battery terminal)  
30  
31  
32  
RBIAS  
AVDD  
SCL  
Analog output  
Power (Analog)  
Digital I/O1  
External precision bias resistor for reference current. 56 k , 1%  
Analog power supply connection (Guard ring AVDD connection for digital noise isolation)  
I2C master clock line. Must be connected to external pull-up  
General-purpose digital I/O pin 10  
GIO10  
SDA  
33  
Digital I/O1  
I2C master data line. Must be connected to external pull-up  
General-purpose digital I/O pin 11  
GIO11  
GIO12  
GIO13  
xPAEN  
IOVDD  
xLNAEN  
DCPL  
34  
35  
36  
37  
38  
39  
Digital I/O1  
Digital I/O1  
Digital I/O2  
General-purpose digital I/O pin 12  
General-purpose digital I/O pin 13  
Control external PA  
Power (I/O pads) Digital power supply for SCL-GIO15 pins.  
Digital I/O2  
Control external LNA  
Power (Digital)  
1.7V-1.85 V linear voltage regulator output to which a 1 uF decoupling capacitor should be  
attached. For test-purposes an external digital supply voltage (1.62-1.98 V) can be applied  
here, bypassing the voltage regulator.  
NOTE: The voltage regulator is intended for use with the CC85xx chip only. It cannot be  
used to provide supply voltage to other devices.  
40  
DVDD  
Power (Digital)  
Digital power supply for the linear voltage regulator.  
1
2
Digital I/O pad with 4 mA source/sink capability.  
Digital I/O pad with 20 mA source/sink capability.  
8
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
2
APPLICATION CIRCUIT  
2.0V-3.6V  
Power Supply  
C391  
Antenna  
(50 Ohm)  
CC2590 +  
Matching/  
Filtering  
Alternative:  
CC2590 External LNA/PA  
xANTM  
RBIAS  
1
2
3
4
5
6
7
8
9
30  
29  
28  
27  
26  
25  
24  
23  
xANTP  
CSN  
VBAT  
AVDD  
AVDD  
AVDD  
RF_N  
RF_P  
AVDD  
Antenna  
(50 Ohm)  
SCLK  
MOSI  
MISO  
GIO1  
GIO2  
GIO3  
C301  
L302  
CC8520/30  
Audio Device  
C306  
L303  
C303  
L304  
C305  
L301  
C302  
X0  
X1  
22  
21  
10 IOVDD  
Figure 2 - CC8520/CC8530 Application Circuit  
2.0V-3.6V  
Power Supply  
C391  
Antenna  
(50 Ohm)  
CC2590 +  
Matching/  
Filtering  
47 pF  
Alternative:  
CC2590 External LNA/PA  
33 ohm  
USB D-  
USBN  
USBP  
CSN  
RBIAS  
VBAT  
AVDD  
AVDD  
AVDD  
RF_N  
RF_P  
AVDD  
1
2
3
4
5
6
7
8
9
30  
29  
28  
27  
26  
25  
24  
23  
USB D+  
33 ohm  
47 pF  
Antenna  
(50 Ohm)  
SCLK  
MOSI  
MISO  
GIO1  
GIO2  
GIO3  
C301  
L302  
CC8521/31  
C306  
L303  
C303  
L304  
C305  
L301  
C302  
X0  
X1  
22  
21  
10 IOVDD  
Figure 3 - CC8521/CC8531 Application Circuit  
9
Copyright ©2011, Texas Instruments Incorporated  
CC8520, CC8521, CC8530 & CC8531  
WWW.TI.COM  
SWRS091D JULY 2011  
3
SYSTEM DESCRIPTION  
By employing proprietary technology, referred to as PurePath Wireless, the CC85xx device family provides  
robust, high-quality, short-range 2.4 GHz wireless digital audio streaming in low-cost single chip solutions.  
Two or more devices form a PurePath Wireless audio network. Great care has been taken to ensure that this  
audio network provides gap-less and robust audio streaming in varied environments and that it can coexist  
amicably with existing wireless technologies in the crowded 2.4 GHz ISM band.  
Most applications can be implemented without any software development and only require the CC85xx to be  
connected to an external audio source or sink (such as an audio codec, S/PDIF interface or class-D amplifier)  
and a few push buttons, switches or LED for human interaction. Advanced applications can interface a host  
processor or DSP directly to the CC85xx and directly stream audio and control most aspects of device and  
audio network operation. The complete list of supported audio devices can be found in the PurePath Wireless  
Configurator [1].  
The PurePath Wireless Configurator [1], a PC-based configuration tool, is used to set up the desired  
functionality and parameters of the target system and then produces firmware images that subsequently must  
be programmed into the embedded flash memory of each CC85xx.  
All devices in the CC85xx family interface seamlessly with the CC2590 RF range extender device to allow for  
even wider RF coverage and improved robustness in difficult environments.  
4
DOCUMENT HISTORY  
Revision  
SWRC09D  
Date  
Description/Changes  
July 2011  
Added info on CC8521 and CC8531  
March 2011  
Added info on CC8530. Updated current consumption numbers  
and how they are measured. Storage temperature updated. Info on  
supported codecs now in PurePath Wireless Configurator.  
Add RF Characteristics for CC8520+CC2590EM. Moved the  
sections; Network topology, Coexistence, Audio Interface, Human  
Interaction drivers and external host interface to the CC85xx  
Family User’s Guide [2]. Updated pin-out table and fig 1.  
First release  
SWRS09C  
Sept 2010  
SWRS09B  
SWRS09A  
March 2010  
5
REFERENCES  
[1] PurePath™ Wireless Configurator  
[2] CC85xx Family User Guide  
[3] CC-Debugger  
[4] CC2590 Product folder  
10  
Copyright ©2011, Texas Instruments Incorporated  
 
PACKAGE OPTION ADDENDUM  
www.ti.com  
25-Jul-2011  
PACKAGING INFORMATION  
Status (1)  
Eco Plan (2)  
MSL Peak Temp (3)  
Samples  
Orderable Device  
Package Type Package  
Drawing  
Pins  
Package Qty  
Lead/  
Ball Finish  
(Requires Login)  
CC8520RHAR  
CC8520RHAT  
CC8521RHAR  
CC8521RHAT  
CC8530RHAR  
CC8530RHAT  
CC8531RHAR  
CC8531RHAT  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
ACTIVE  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
40  
40  
40  
40  
40  
40  
40  
40  
2500  
250  
Green (RoHS  
& no Sb/Br)  
CU NIPDAU Level-3-260C-168 HR  
Green (RoHS  
& no Sb/Br)  
CU NIPDAU Level-3-260C-168 HR  
CU NIPDAU Level-3-260C-168 HR  
CU NIPDAU Level-3-260C-168 HR  
CU NIPDAU Level-3-260C-168 HR  
CU NIPDAU Level-3-260C-168 HR  
CU NIPDAU Level-3-260C-168 HR  
CU NIPDAU Level-3-260C-168 HR  
2500  
250  
Green (RoHS  
& no Sb/Br)  
Green (RoHS  
& no Sb/Br)  
2500  
250  
Green (RoHS  
& no Sb/Br)  
Green (RoHS  
& no Sb/Br)  
2500  
250  
Green (RoHS  
& no Sb/Br)  
Green (RoHS  
& no Sb/Br)  
(1) The marketing status values are defined as follows:  
ACTIVE: Product device recommended for new designs.  
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.  
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.  
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.  
OBSOLETE: TI has discontinued the production of the device.  
(2) Eco Plan - The planned eco-friendly classification: Pb-Free (RoHS), Pb-Free (RoHS Exempt), or Green (RoHS & no Sb/Br) - please check http://www.ti.com/productcontent for the latest availability  
information and additional product content details.  
TBD: The Pb-Free/Green conversion plan has not been defined.  
Pb-Free (RoHS): TI's terms "Lead-Free" or "Pb-Free" mean semiconductor products that are compatible with the current RoHS requirements for all 6 substances, including the requirement that  
lead not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, TI Pb-Free products are suitable for use in specified lead-free processes.  
Pb-Free (RoHS Exempt): This component has a RoHS exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between  
the die and leadframe. The component is otherwise considered Pb-Free (RoHS compatible) as defined above.  
Green (RoHS & no Sb/Br): TI defines "Green" to mean Pb-Free (RoHS compatible), and free of Bromine (Br) and Antimony (Sb) based flame retardants (Br or Sb do not exceed 0.1% by weight  
in homogeneous material)  
(3) MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.  
Addendum-Page 1  
PACKAGE OPTION ADDENDUM  
www.ti.com  
25-Jul-2011  
Important Information and Disclaimer:The information provided on this page represents TI's knowledge and belief as of the date that it is provided. TI bases its knowledge and belief on information  
provided by third parties, and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. TI has taken and  
continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals.  
TI and TI suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release.  
In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis.  
Addendum-Page 2  
PACKAGE MATERIALS INFORMATION  
www.ti.com  
22-Jul-2011  
TAPE AND REEL INFORMATION  
*All dimensions are nominal  
Device  
Package Package Pins  
Type Drawing  
SPQ  
Reel  
Reel  
A0  
B0  
K0  
P1  
W
Pin1  
Diameter Width (mm) (mm) (mm) (mm) (mm) Quadrant  
(mm) W1 (mm)  
CC8520RHAR  
CC8520RHAT  
CC8521RHAR  
CC8521RHAT  
CC8530RHAR  
CC8530RHAT  
CC8531RHAR  
CC8531RHAT  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
40  
40  
40  
40  
40  
40  
40  
40  
2500  
250  
330.0  
330.0  
330.0  
330.0  
330.0  
330.0  
330.0  
330.0  
16.4  
16.4  
16.4  
16.4  
16.4  
16.4  
16.4  
16.4  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
6.3  
1.5  
1.5  
1.5  
1.5  
1.5  
1.5  
1.5  
1.5  
12.0  
12.0  
12.0  
12.0  
12.0  
12.0  
12.0  
12.0  
16.0  
16.0  
16.0  
16.0  
16.0  
16.0  
16.0  
16.0  
Q2  
Q2  
Q2  
Q2  
Q2  
Q2  
Q2  
Q2  
2500  
250  
2500  
250  
2500  
250  
Pack Materials-Page 1  
PACKAGE MATERIALS INFORMATION  
www.ti.com  
22-Jul-2011  
*All dimensions are nominal  
Device  
Package Type Package Drawing Pins  
SPQ  
Length (mm) Width (mm) Height (mm)  
CC8520RHAR  
CC8520RHAT  
CC8521RHAR  
CC8521RHAT  
CC8530RHAR  
CC8530RHAT  
CC8531RHAR  
CC8531RHAT  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
VQFN  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
RHA  
40  
40  
40  
40  
40  
40  
40  
40  
2500  
250  
333.2  
333.2  
333.2  
333.2  
333.2  
333.2  
333.2  
333.2  
345.9  
345.9  
345.9  
345.9  
345.9  
345.9  
345.9  
345.9  
28.6  
28.6  
28.6  
28.6  
28.6  
28.6  
28.6  
28.6  
2500  
250  
2500  
250  
2500  
250  
Pack Materials-Page 2  
IMPORTANT NOTICE  
Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements,  
and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should  
obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products are  
sold subject to TI’s terms and conditions of sale supplied at the time of order acknowledgment.  
TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with TI’s standard  
warranty. Testing and other quality control techniques are used to the extent TI deems necessary to support this warranty. Except where  
mandated by government requirements, testing of all parameters of each product is not necessarily performed.  
TI assumes no liability for applications assistance or customer product design. Customers are responsible for their products and  
applications using TI components. To minimize the risks associated with customer products and applications, customers should provide  
adequate design and operating safeguards.  
TI does not warrant or represent that any license, either express or implied, is granted under any TI patent right, copyright, mask work right,  
or other TI intellectual property right relating to any combination, machine, or process in which TI products or services are used. Information  
published by TI regarding third-party products or services does not constitute a license from TI to use such products or services or a  
warranty or endorsement thereof. Use of such information may require a license from a third party under the patents or other intellectual  
property of the third party, or a license from TI under the patents or other intellectual property of TI.  
Reproduction of TI information in TI data books or data sheets is permissible only if reproduction is without alteration and is accompanied  
by all associated warranties, conditions, limitations, and notices. Reproduction of this information with alteration is an unfair and deceptive  
business practice. TI is not responsible or liable for such altered documentation. Information of third parties may be subject to additional  
restrictions.  
Resale of TI products or services with statements different from or beyond the parameters stated by TI for that product or service voids all  
express and any implied warranties for the associated TI product or service and is an unfair and deceptive business practice. TI is not  
responsible or liable for any such statements.  
TI products are not authorized for use in safety-critical applications (such as life support) where a failure of the TI product would reasonably  
be expected to cause severe personal injury or death, unless officers of the parties have executed an agreement specifically governing  
such use. Buyers represent that they have all necessary expertise in the safety and regulatory ramifications of their applications, and  
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products  
and any use of TI products in such safety-critical applications, notwithstanding any applications-related information or support that may be  
provided by TI. Further, Buyers must fully indemnify TI and its representatives against any damages arising out of the use of TI products in  
such safety-critical applications.  
TI products are neither designed nor intended for use in military/aerospace applications or environments unless the TI products are  
specifically designated by TI as military-grade or "enhanced plastic." Only products designated by TI as military-grade meet military  
specifications. Buyers acknowledge and agree that any such use of TI products which TI has not designated as military-grade is solely at  
the Buyer's risk, and that they are solely responsible for compliance with all legal and regulatory requirements in connection with such use.  
TI products are neither designed nor intended for use in automotive applications or environments unless the specific TI products are  
designated by TI as compliant with ISO/TS 16949 requirements. Buyers acknowledge and agree that, if they use any non-designated  
products in automotive applications, TI will not be responsible for any failure to meet such requirements.  
Following are URLs where you can obtain information on other Texas Instruments products and application solutions:  
Products  
Applications  
Audio  
www.ti.com/audio  
amplifier.ti.com  
dataconverter.ti.com  
www.dlp.com  
Communications and Telecom www.ti.com/communications  
Amplifiers  
Data Converters  
DLP® Products  
DSP  
Computers and Peripherals  
Consumer Electronics  
Energy and Lighting  
Industrial  
www.ti.com/computers  
www.ti.com/consumer-apps  
www.ti.com/energy  
dsp.ti.com  
www.ti.com/industrial  
www.ti.com/medical  
www.ti.com/security  
Clocks and Timers  
Interface  
www.ti.com/clocks  
interface.ti.com  
logic.ti.com  
Medical  
Security  
Logic  
Space, Avionics and Defense www.ti.com/space-avionics-defense  
Power Mgmt  
power.ti.com  
Transportation and  
Automotive  
www.ti.com/automotive  
Microcontrollers  
RFID  
microcontroller.ti.com  
www.ti-rfid.com  
Video and Imaging  
Wireless  
www.ti.com/video  
www.ti.com/wireless-apps  
RF/IF and ZigBee® Solutions www.ti.com/lprf  
TI E2E Community Home Page  
e2e.ti.com  
Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265  
Copyright © 2011, Texas Instruments Incorporated  

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