BlueCore® CSR8630 QFN Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ General Description BlueCore® CSR's CSR8630 QFN is a single-chip Bluetooth ROM audio solution for Bluetooth audio sink and music streaming applications. The QFN package integrates an ultra-low power DSP and application processor with embedded ROM memory, a high-performance stereo codec, a power management subsystem, LED drivers and a comprehensive set of analogue and digital peripherals in a single-chip, ensuring minimum system and production costs. The CSR configuration tools provide manufacturers flexibility to customise from an extensive range of human machine interface settings, define PIO functions, associate device control with different button configuration and define unique LED patterns with user actions, system states and systems. Production Information © Cambridge Silicon Radio Limited 2013 CSR8630 Stereo Speaker A2DP Solution with Music Streaming Fully Qualified Single-chip Bluetooth® v4.0 System Production Information CSR8630A04 Issue 2 XTAL SPI/ I2C ROM UART/USB RAM BT_RF 2.4GHz Radio + Balun Baseband Serial Flash / EEPROM I /O PIO MCU Audio In / Out Kalimba DSP Debug SPI Applications Bluetooth stereo speakers A2DP audio sink (including multipoint) for music streaming The battery charger architecture enables the CSR8630 QFN to independently operate from the charger supply, ensuring dependable operation for all battery conditions. The enhanced Kalimba DSP coprocessor with 80MIPS supports enhanced audio and DSP applications. The integrated audio codec supports stereo input and output, as well as a variety of audio standards. Full AVRCP v1.4 support enables music play / pause and forward / rewind functionality with assured IOP coverage. Support for simple Android-based Apps enables options to differentiate user applications, e.g. battery status monitoring. ■ ■ Page 1 of 5 CS-303198-TOP2 www.csr.com CSR8630 QFN Technical Overview ■ ■ ■ Bluetooth® v4.0 specification compliant 80MHz RISC MCU and 80MIPS Kalimba DSP Internal ROM, serial flash memory and EEPROM interfaces High-performance Stereo codec with stereo line input Radio includes integrated balun with RF performance of 8dBm transmit power and -89dBm receiver sensitivity AVRCP v1.4 A2DP v1.2, multipoint A2DP support enables connection to 2 A2DP source devices for music playback 5-band fully configurable EQ Secure simple pairing, CSR's proximity pairing and CSR's proximity connection Stereo line-in SBC, MP3 and AAC decoder support Serial interfaces: UART, USB 2.0 (full-speed), I²C and SPI Integrated dual switch-mode regulators and linear regulators Battery charger External crystal load capacitors not required for typical crystals 3 LED outputs (RGB) 68-lead QFN 8 x 8 x 0.9mm 0.4mm pitch Green (RoHS compliant and no antimony or halogenated flame retardants) Device Details Production Information © Cambridge Silicon Radio Limited 2013 Physical Interfaces UART interface for debug USB 2.0 (full-speed) interface, including charger enumeration ■ 1-bit SPI flash memory interface ■ SPI interface for debug and programming ■ I²C interface for EEPROM ■ Up to 20 general purpose PIOs with 3 extra opendrain PIOs available when LED not used ■ PCM and I²S (only in HCI mode) interfaces ■ 3 LED drivers (includes RGB) with PWM flasher independent of MCU Integrated Power Control and Regulation ■ Automatic power switching to charger when present ■ 2 high-efficiency switch-mode regulators with 1.8V and 1.35V outputs direct from battery supply ■ 3.3V linear regulator for USB supply ■ Low-voltage linear regulator for internal digital circuits ■ Low-voltage linear regulator for internal analogue circuits ■ Power-on-reset detects low supply voltage ■ Power management includes digital shutdown and wake-up commands for ultra-low power modes Battery Charger ■ Lithium ion / Lithium polymer battery charger ■ Instant-on function automatically selects the power supply between battery and USB, which enables operation even if the battery is fully discharged ■ Fast charging support up to 200mA with no external components. Higher charge currents using external pass device. ■ Supports USB charger detection ■ Support for thermistor protection of battery pack ■ Support to enable end product design to PSE law: ■ Design to JIS-C 8712/8714 (batteries) ■ Testing based on IEEE 1725 Baseband and Software ■ Internal ROM ■ Memory protection unit supporting accelerated VM ■ 56KB internal RAM, enables full-speed data transfer, and full piconet support ■ Logic for forward error correction, header error control, access code correlation, CRC, demodulation, encryption bit stream generation, whitening and transmit pulse shaping ■ ■ Page 2 of 5 CS-303198-TOP2 www.csr.com CSR8630 QFN Technical Overview Bluetooth low energy ■ Dual-mode Bluetooth low energy radio ■ Support for Bluetooth basic rate / EDR and low energy connections ■ 3 Bluetooth low energy connections at the same time as basic rate A2DP Bluetooth Radio ■ On-chip balun (50Ω impedance) ■ No production trimming of external components ■ Bluetooth v4.0 specification compliant Bluetooth Transmitter ■ 8dBm (typ) RF transmit power with level control ■ Class 1, Class 2 and Class 3 support, no external PA or TX/RX switch required Bluetooth Receiver ■ -91dBm (typ) π/4 DQPSK receiver sensitivity and -81dBm (typ) 8DPSK receiver sensitivity ■ Integrated channel filters ■ Digital demodulator for improved sensitivity and cochannel rejection ■ Real-time digitised RSSI available to application ■ Fast AGC for enhanced dynamic range ■ Channel classification for AFH Bluetooth Synthesiser ■ Fully integrated synthesiser requires no external VCO, varactor diode, resonator or loop filter ■ Compatible with crystals 16MHz to 32MHz Kalimba DSP ■ Enhanced Kalimba DSP coprocessor, 80MIPS, 24‑bit fixed point core ■ 2 single-cycle MACs; 24 x 24-bit multiply and 56-bit accumulator ■ 32-bit instruction word, dual 24-bit data memory ■ 6K x 32-bit program RAM including 1K instruction cache for executing out of internal ROM ■ 16K x 24-bit + 16K x 24-bit 2-bank data RAM Audio Interfaces ■ Stereo audio ADC with line input ■ Stereo audio DAC ■ Supported sample rates of 8, 11.025, 16, 22.05, 32, 44.1, 48 and 96kHz (DAC only) Auxiliary Features ■ Crystal oscillator with built-in digital trimming Package Option ■ 68-lead QFN 8 x 8 x 0.9mm 0.4mm pitch CSR8630 Stereo Speaker A2DP Solution with Music Streaming Details Production Information © Cambridge Silicon Radio Limited 2013 CSR8630 Stereo Speaker A2DP Solution with Music Streaming Development Kit ■ Example CSR8630 QFN module design ■ Carrier board ■ Output stage: headphone amplifier ■ Interface adapters and cables ■ Works in conjunction with the CSR8600 ROM Series Configuration Tool and other supporting utilities CSR8630 QFN Technical Overview Bluetooth Profiles ■ Bluetooth v4.0 specification support ■ A2DP v1.2 ■ AVRCP v1.4 ■ DI v1.3 Music Enhancements ■ Configurable 5-band EQ for music playback (rock, pop, classical, jazz, dance etc) ■ SBC decoder ■ Volume Boost ■ Stereo Widening (S3D) Additional Functionality ■ Support for multi-language programmable audio prompts ■ CSR's proximity pairing and CSR's proximity connection ■ Multipoint support for A2DP connection to 2 A2DP sources for music playback ■ Talk-time extension CSR8600 ROM Series Configuration Tool Configures the CSR8630 stereo speaker A2DP solution with music streaming software features: ■ Bluetooth v4.0 specification features ■ Reconnection policies, e.g. reconnect on power-on ■ Audio features, including default volumes ■ Button events: configuring button presses and durations for certain events, e.g. double press on PIO for last number redial ■ LED indications for states, e.g. device connected, and events, e.g. power on ■ Indication tones for events and ringtones ■ Battery divider ratios and thresholds, e.g. thresholds for battery low indication, full battery etc. ■ Advanced Multipoint settings Page 3 of 5 CS-303198-TOP2 www.csr.com 1 Ordering Information Package Device CSR8630 Stereo Speaker A2DP Solution with Music Streaming Type Size Shipment Method QFN‑68-lead (Pb free) 8 x 8 x 0.9mm 0.4mm pitch Tape and reel Order Number CSR8630A04‑IQQF‑R Note: CSR8630 QFN is a ROM-based device where the product code has the form CSR8630Axx. Axx is the specific ROM-variant, A04 is the ROM-variant for CSR8630 Stereo Speaker A2DP Solution with Music Streaming. Minimum order quantity is 2kpcs taped and reeled. 1.1 Contacts General information Information on this product Customer support for this product Details of compliance and standards Help with this document 1.2 www.csr.com [email protected] www.csrsupport.com [email protected] [email protected] CSR8630 Stereo Speaker A2DP Solution with Music Streaming Development Kit Ordering Information Description Order Number CSR8630 Stereo Speaker A2DP Solution with Music Streaming Audio Development Kit DK‑8630‑10153‑1A Document History Revision Date Change Reason 1 22 JUL 13 Original publication of this document. 2 08 OCT 13 Production Information added and number of GPIOs updated. Trademarks, Patents and Licences Unless otherwise stated, words and logos marked with ™ or ® are trademarks registered or owned by CSR plc or its affiliates. Bluetooth ® and the Bluetooth ® logos are trademarks owned by Bluetooth ® SIG, Inc. and licensed to CSR. Other products, services and names used in this document may have been trademarked by their respective owners. The publication of this information does not imply that any license is granted under any patent or other rights owned by CSR plc and/or its affiliates. CSR reserves the right to make technical changes to its products as part of its development programme. While every care has been taken to ensure the accuracy of the contents of this document, CSR cannot accept responsibility for any errors. Refer to www.csrsupport.com for compliance and conformance to standards information. Production Information © Cambridge Silicon Radio Limited 2013 Page 4 of 5 CS-303198-TOP2 www.csr.com CSR8630 QFN Technical Overview Supply chain: CSR's manufacturing policy is to multisource volume products. For further details, contact your local sales account manager or representative. The status of this document is Production Information: This includes guaranteed minimum and maximum limits for the electrical specifications. ■ ■ Production Information supersedes all previous document versions. CSR8630 QFN Technical Overview Production Information © Cambridge Silicon Radio Limited 2013 Page 5 of 5 CS-303198-TOP2 www.csr.com