CSR8675

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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.

Looking for CSR Support?

CSR8675 Specs

Bluetooth

Bluetooth Version

  • Bluetooth 5.0

Bluetooth Radio

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

USB

USB Version

  • USB 2.0 (Full Speed)

USB Support

  • Supports USB charger detection

Audio

Audio Technology

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

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

Qualcomm® aptX™ playback support

  • aptX Classic
  • aptX HD

DSP

DSP Technology

  • Qualcomm® Kalimba™ DSP

DSP Bit Architecture

  • 24-bit

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

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

Input/Output

ADC

  • 2 ADCs

DAC

  • 2 DACs

General Purpose IOs

  • 32

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

Pitch

  • 0.5mm

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