CSR8645A04-IBBC-R

CSR8645A04-IBBC-R Datasheet


CSR8645 BGA

Part Datasheet
CSR8645A04-IBBC-R CSR8645A04-IBBC-R CSR8645A04-IBBC-R (pdf)
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CSR8645 BGA
• 80MHz RISC MCU and 80MIPS Kalimba DSP
• Internal ROM, serial flash memory and EEPROM
interfaces
• Stereo codec with 2 microphone inputs
• Radio includes integrated balun
• 5-band fully configurable EQ
• CSR's latest CVC technology for narrowband and
wideband voice connections including wind noise reduction
• Wideband speech supported by HFP v1.6 profile and mSBC codec
• Voice recognition support for answering a call, enables true hands-free use
• Multipoint HFP connection to 2 phones for voice
• Multipoint A2DP connection enables a headset A2DP connection to 2 A2DP source devices for music playback
• Secure simple pairing, CSR's proximity pairing and CSR's proximity connection
• Audio interfaces and PCM
• Serial interfaces UART, USB full-speed , and SPI
• aptX, SBC, MP3 and AAC decoder support
• Wired audio support USB and analogue
• Support for smartphone/tablet applications
• Integrated dual switch-mode regulators, linear regulators and battery charger
• External crystal load capacitors not required for typical crystals
• 3 LED outputs
• VFBGA x 1mm 0.5mm pitch
• Green RoHS compliant and no antimony or halogenated flame retardants

CSR8645 BGA

CSR8645 Stereo ROM Solution with aptX
2-mic CVC Audio Enhancement

Fully Qualified Single-chip v4.1 System

Production Information CSR8645A04

XTAL BT_RF

GHz Radio
+ Balun

Baseband

Kalimba DSP

SPI/ I2C UART/USB

Serial Flash /

EEPROM

Audio In / Out

Debug SPI

CSR8645 BGA is a product from CSR's Connectivity Centre. It is a single-chip radio and baseband IC for Bluetooth 2.4GHz systems including basic rate and EDR to 3Mbps.

The integrated peripherals reduce the number of external components required, including no requirement for external codec, battery charger, SMPS, LDOs, balun or external program memory, ensuring minimum production costs.

The battery charger architecture enables the CSR8645 BGA to independently operate from the charger supply, ensuring dependable operation for all battery conditions.
• Stereo headsets
• Wired stereo headsets and headphones
• Portable stereo speakers

The enhanced Kalimba DSP coprocessor with 80MIPS supports enhanced audio and DSP applications.

The integrated audio codec supports 2 channels of ADC, 2 digital microphone inputs and stereo output, as well as a variety of audio standards.

See CSR Glossary at

Production Information Cambridge Silicon Radio Limited 2014

Page 1 of 2 CS-314294-TOP1

CSR8645 BGA
1 Ordering Information

Device

CSR8645 Stereo ROM Solution with aptX

Type

Pb free

Package Size
x 1mm 0.5mm pitch

Shipment Method

Tape and reel

Order Number

Note:

CSR8645 BGA is a ROM-based device where the product code has the form CSR8645Axx. Axx is the specific ROM-variant, A04 is the ROM-variant for CSR8645 Stereo ROM Solution with aptX.

Minimum order quantity is 2kpcs taped and reeled.

Supply chain CSR's manufacturing policy is to multisource volume products. For further details, contact your local sales account manager or representative.

Contacts

General information on this product Customer support for this product Details of compliance and standards Help with this document

Document History

Date 3 APR 14

Change Reason Original publication of this document.

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 for compliance and conformance to standards information.

Production Information Cambridge Silicon Radio Limited 2014

Page 2 of 2 CS-314294-TOP1
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Datasheet ID: CSR8645A04-IBBC-R 507267