CSRA68105
Not for new design
CSRA68105
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CSRA68105

High-performance, single-chip Bluetooth® audio SoC, designed for premium wireless speaker and headphone applications.

The CSRA68105 audio System-on-Chip (SoC) is designed and optimized to support innovation and feature differentiation in premium Bluetooth technology enabled headphones and speakers – including voice-enabled Bluetooth speakers and Real Time Operating System (RTOS) smart speakers.

This highly integrated SoC is engineered to include a comprehensive selection of connectivity, system processing, audio processing and power management resources. These features support OEMs in the development of products with superior audio quality, voice con...

CSRA68105 is a product of Qualcomm Technologies, Inc., and/or its subsidiaries.

Product license agreement
Benefits
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High-performance, single-chip solution for premium audio

A highly integrated SoC designed to support superior sound quality, with a fully qualified dual-mode Bluetooth 5 radio, integrated NFC, multi-processor subsystems, integrated power management and multiple advanced audio interfaces.

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Offers 4x more DSP processing power than our CSR8675 premium SoC

Dual 240MHz Kalimba audio DSPs include a new ability for the DSP to dynamically reconfigure at runtime, and eliminate the need for external audio processing.

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Flash-programmable memory for more flexibility

A dedicated 120MHz 32-bit OEM application processor is designed to provide programming resources and freedom for developing proprietary features.

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Next gen ADK software designed to support ease of development

CSRA68105 comes with the next generation ADK 6 and features a comprehensive suite of software tools designed to support the development of audio applications and the configuration of sophisticated audio processing chains. ADK 6 includes a SIG-qualified Bluetooth stack, helping to reduce end-product development time, and improve ease of customisation.

CSRA68105 Block Diagram

Features

  • Powerful quad-core processor architecture
    • Dedicated 120MHz 32-bit processor application subsystem
    • Dual-core 240MHz Kalimba DSP Audio subsystem
    • DSPs support downloadable capabilities from RAM/QSPI and pre-installed library functions from ROM
    • Further system processor with embedded Bluetooth protocol stack
    • Embedded ROM + RAM and external QSPI Flash
  • Variety of high definition audio interfaces
    • 2-ch 24-bit 109dBA line outputs
    • 2-ch 24-bit 100dBA line inputs
    • 2-ch 24-bit 96dBA class-H ground referenced headphone driver
    • 8-ch 108dBA PWM speaker outputs
    • 4x 384kHz 24-bit I2S
    • 4x 96kHz 24-bit SPDIF interfaces
  • Integrated Bluetooth 5 and NFC tag radios
    • Dual-mode Bluetooth BR/EDR and Bluetooth Low Energy
  • Pin-to-pin compatible with CSRA68100
  • Advanced power management with integrated SMPS & Li-Ion battery charger with USB type-C charger support
  • Rich array of interfaces including LED drivers and capacitive touch
  • Support for 3rd party innovation via the Qualcomm® Voice & Music Extension Program
Specifications
Flash
Interface
QSPI
NFC
Mode
Tag, Peer-to-peer listener
Type
Type II
CPU
Name
System firmware processor
Clock Speed
Up to 2x 120 MHz
Features
Dedicated customer application processor
DSP
Name
2x Qualcomm® Kalimba™
Clock Speed
2x 240 MHz
Features
Qualcomm® Kymera™ Framework
Bluetooth
Specification Version
Bluetooth® 5.0
Topologies
Qualcomm® Broadcast Audio technology
Class
Class 1, Class 2
  1. Internal mode, up to 200 mA; External mode, up to 1.8 A
  2. Programmable to be digital PIO, cap sense, ADC, DAC
  3. 4x SPDIF, 4x I²S with programmable MCLK

CSRA68105, Qualcomm Broadcast Audio, Qualcomm aptX, Qualcomm Kalimba, and Qualcomm Kymera are products of Qualcomm Technologies, Inc. and/or its subsidiaries. Qualcomm Extension Program is a program of Qualcomm Technologies, Inc. and/or its subsidiaries.

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4 of 4 total products

Product

NFC

Mode

CPU

Clock Speed

Bluetooth

Specification Version

Interfaces

Supported Interfaces

Other

CSRA65610
Not for new design

—

Up to 80 MHz

Bluetooth® 4.1

1x ADC
I²C
USB 2.0
UART
SPI
1x DAC

CSRA68105
Not for new design

Tag
Peer-to-peer listener

Up to 2x 120 MHz

Bluetooth® 5.0

2x Low Power ADC
2x Headphone Out
8x Digital Microphone In
2x Analog Microphone In
UART
2x Line In
SPI
2x Line Out
USB
USB host
USB device
4x S/PDIF
I²C
4x I²S
SDIO 3.0 host
8x PWM

CSRA65600
Not for new design

—

Up to 80 MHz

Bluetooth® 4.1

UART
SPI
1x ADC
1x DAC
I²C
USB 2.0

CSRA65700
End of life

—

Up to 80 MHz

Bluetooth® 4.0

I²S
1x ADC
I²C
UART
SPI
1x DAC

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