Not for new design
CSR8670
Contact sales
CSR8670

Embedded Flash Solution for Bluetooth Audio Applications

The CSR8670 SoC is an audio system-on-chip (SoC) solution with wireless connectivity, embedded flash memory and integrated capacitive touch sensors, enabling the creation of feature rich home entertainment and wearable audio products with a highly compelling user experience and superior audio performance.

CSR8670, Qualcomm Kalimba, Qualcomm aptX, Qualcomm cVc and Qualcomm TrueWireless are products of Qualcomm Technologies, Inc., and/or its subsidiaries.

Product license agreement
Benefits
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Integrated single-chip solution for smaller designs

Application processor, Bluetooth and Bluetooth low energy radios, DSP and memory integrated into a single SoC helps reduce system complexity and eBOM while supporting small form factor designs.

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Comprehensive ADK software support for easy application development

The software development environment with integrated Bluetooth and audio applications, reference designs and tuning tools supports reduced development time

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High-performance audio with aptX technology

aptX audio technology supports high-quality wireless audio, bringing pro-audio quality to consumer electronic devices.

CSR8670 Block Diagram

Features

  • Bluetooth version 4.2 compliant
  • 80MHz programmable Qualcomm® Kalimba™ DSP with integrated multipoint A2DP and HFP audio applications
  • aptX, aptX Low Latency, MP3, AAC and SBC audio codecs
  • 2-mic cVc 8th Generation voice processing technology with wideband speech
  • Audio tuning suite with audio enhancements and two 5-band EQs
  • GAIA V2 and associated Android & iOS example apps for enhanced connectivity with mobile devices
  • Link Layer Topology support for enhanced multi-device co-existence
  • Stereo ADC with 2 microphone inputs and one line input; support for up to 6 digital microphones; stereo DAC
  • Qualcomm TrueWireless stereo
  • Support for Apple MFi¹ & Apple ANCS for enhanced communication with iOS devices
  • Qualcomm® meloD™ Audio Processing stereo widening technology
  • Compatible with third party solutions available from selected eXtension Program members
Specifications
Flash
Density
16 MB, Up to 64 MB
Location
External
RAM
Density
56 kB
CPU
Clock Speed
Up to 80 MHz
DSP
Name
Qualcomm® Kalimba™
Clock Speed
Up to 80 MHz
Bluetooth
Specification Version
Bluetooth® 5.0
Topologies
Qualcomm® TrueWireless™ technology, Qualcomm® Broadcast Audio technology
Maximum Output Power (typical)
Up to 10 dBm
Receiver Sensitivity (Basic Rate, typical)
Down to -90 dBm

Compare related products.

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1 of 1 total products

Product

IoT

Voice and Music Applications

Bluetooth

Crystal Compatibility

Bluetooth

Maximum Output Power (typical)

Bluetooth

Receiver Sensitivity (Basic Rate, typical)

Bluetooth

Specification Version

Bluetooth

Topologies

Flash

Density

Flash

Location

RAM

Density

Audio

Qualcomm® aptX™ audio technology support

Audio

Qualcomm® cVc™ Echo Cancelling and Noise Suppression (ECNS) technology support

Analog Microphones

Number of Bias Generators

Analog Microphones

Number of Interfaces

Analog-To-Digital Converter (ADC)

Number of Interfaces

Audio Characteristics

Resolution

Audio Playback Interfaces

Sample Rate

Audio Recording Interfaces

Resolution

Audio Recording Interfaces

Sample Rate

Digital Microphones

Number of Interfaces

Digital-To-Analog Converter (DAC)

Number of Channels

Digital-To-Analog Converter (DAC)

Number of Interfaces

Interfaces

Supported Interfaces

Interfaces

Touch Sensor Inputs

Master I²S

Modes

Master I²S

Number of Interfaces

Pulse Width Modulation (PWM) (LED)

Number of Interfaces

Universal Serial Bus (USB)

Features

Universal Serial Bus (USB)

Specification Version

Package

Pitch

Package

Size

Package

Type

Charging

Maximum Current

Power Management

Maximum Input Voltage

CPU

Clock Speed

DSP

Clock Speed

DSP

Name

Product Function

Audio Components

Product

Technology

Technology Category

Other

CSR8670
Not for new design

Bluetooth® Stereo Headphones and Headsets
Bluetooth® Loudspeakers
Truly Wireless Earbuds
Dongle
Soundbars & Home Theater

19.2 MHz to 42 MHz

Up to 10 dBm

Down to -90 dBm

Bluetooth® 5.0

Qualcomm® TrueWireless™ technology
Qualcomm® Broadcast Audio technology

16 MB
Up to 64 MB

External

56 kB

Qualcomm® aptX™ Audio
Qualcomm® eXtension program

Qualcomm® cVc™ Echo Cancelling and Noise Suppression

2

2

2

16-bit

Up to 192 kHz

24-bit

Up to 192 kHz

6

2

2

2x Analog Microphone In
USB 2.0
2x ADC
UART
2x DAC
Master I²C
6x Digital Microphone In
1x S/PDIF
1x I²S

6

PCM
I²S

1

3

Charger detection

USB 2.0

0.5 mm

4.7 × 4.8 × 0.6 mm
6.5 × 6.5 × 1 mm

WLCSP
VFBGA

200 mA
500 mA

3.3 V

Up to 80 MHz

Up to 80 MHz

Qualcomm® Kalimba™

Processors

NOT FOR NEW DESIGNS

Audio
Bluetooth®

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