CSR8640™
Description
CSR8640™ is a our next generation Stereo ROM solution that sets a new
standard for wired or wireless stereo audio quality.
Customers can use CSR8640™ to more easily, quickly and cost
effectively bring to market a range of highly differentiated home
entertainment and wearable audio products.
Key Features
Bluetooth
®
4.0
Support for HFP1.6 (HD Voice ready), A2DP1.2 and AVRCP1.4
RF Performance: Tx:+9dBm, Rx -91dBm
Integrated High quality Stereo CODEC
Wired Audio & Full USB Support
DSP music enhancements including Multi-Band EQ and Volume
Boost functionality
Integrated Li-Ion Battery Charger
Three hardware LED controllers
Smart apps connectivity
Benefits
Smaller, lighter and thinner form factor
Single chip solution for wired or wireless stereo audio applications which significantly reduces external component count and eBOM cost
Enchanced user experience
Can listen and charge – enjoy both a wireless and a wired experience –
charge AND do
Fully configurable & tunable EQ enabling multiple presets for Rock, Jazz, Classical, Dance etc –
Listen to your music how you want
HD voice ready and bi-directional noise reduction
- Conversation is clearer and listening fatigue is reduced
Extended battery life in all modes including standby, talk-time and music playback
Three RGB LED drivers enable product customisation
Smart Apps connectivity –
Create product differentiation and richer user experience
Enchanced development experience
Faster time to market with a readily available suite of development tools, and hardware.
PRODUCT DETAILS
Audio
High performance stereo ADC and DAC
Support for 2 x analog microphone inputs
Support for high quality stereo output
Power Management
2 x SMPS regulators
3.3V USB regulator
Additional on-chip linear regulators for internal supplies
Battery Charger
Li-Ion battery charger with Instant-ON support
Support for nominal and fast charge current rates
Support for USB charging spec enumeration
Interfaces
UART interface for debug
USB2.0 (full-speed) interface for audio and charger enumeration
Up to 22 x general purpose IOs
I2C interface for EEPROM
1-bit SPI flash memory interface
PCM and I2S interfaces
Three fully configurable LED drivers
Package Options
5.5 x 5.5 x 1.0mm, 0.5mm pitch, 68-ball VFBGA
CSR8640 is pin-to-pin compatible with CSR8645 which includes aptX CODEC® technology
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Sales Offices
Your Local Sales Representative
Click on www.csr.com/contact/sales-representatives to contact your local sales representative.
Source URL:
http://www.csr.com/products/144/csr8640
© 2014 CSR plc. All rights reserved | Bluetooth® is a trademark owned by the Bluetooth SIG., Inc.
CSR Plc is a company registered in England and Wales. Registered office: Churchill House, Cambridge Business Park, Cowley Road, Cambridge, CB4 0WZ
Registered Number: 04187346 | VAT number (GB787433096)
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