CSR8675

CSR8675, Qualcomm Kalimba, Qualcomm aptX, Qualcomm cVc, Qualcomm TrueWireless are products of Qualcomm Technologies International. Ltd.

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CSR8675 Bluetooth Audio SoC

Embedded Flash Solution for Premium Bluetooth Audio Applications

CSR8675 is a premium tier single-chip solution delivering high quality wireless audio performance and supporting the development of highly differentiated premium wireless audio products. Integrated support for aptX, aptX HD, Active Noise Cancellation and Qualcomm TrueWireless stereo.

CSR8675 Specs

Bluetooth

Bluetooth Version

  • Bluetooth 5.0

Bluetooth Radio

  • +10dBm maximum output power (typical)
  • -90dBm receiver sensitivity (basic rate, typical)

USB

USB Support

  • Supports USB charger detection

USB Version

  • USB 2.0 (Full Speed)

General Audio

Audio Technology

  • Qualcomm TrueWireless™ Technology
  • Qualcomm® Broadcast Audio technology
  • Qualcomm® aptX™ audio technology
  • Qualcomm® cVc™ audio technology
  • 24 bit audio data path

Qualcomm® aptX™ playback support

  • aptX Classic
  • aptX HD
  • Qualcomm® eXtension program

Analog Microphone Input

  • 2 analog mics/line inputs (up to 96kHz sample rate)

Digital Microphone Input

  • 6 digital mics

Analog DAC output

  • 2 analog DAC channels (up to 192kHz sample rate)

Microphone Bias Generator

  • 2 microphone bias generators

DSP

DSP Technology

  • Qualcomm® Kalimba™ DSP

DSP Clock Speed

  • 80 MHz

Charging

Maximum Current

  • 200 mA on chip
  • 500 mA with external transistor

Memory

Flash

  • 16 Mb internal flash
  • Up to 64 Mb external flash

Interface

Supported Interfaces

  • Master I²C
  • 2x PCM/I²S
  • 2x SPDIF
  • UART

Input/Output

ADC

  • 2 ADCs

General Purpose IOs

  • 32

DAC

  • 2 DACs

PWM (LED)

  • 3

Input

Touch Sensor Inputs

  • 6 touch sensor inputs

Package

Package Type

  • VFBGA
  • WLCSP
  • 4.8 x 4.8 x 0.6 mm 0.5 mm pitch WLCSP
  • 6.5 x 6.5 x 1 mm 0.5 mm pitch VFBGA

Package Size

  • 0.5mm Pitch

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