CSR8605

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CSR8605 Chipset

Entry Level Bluetooth 4.0 Mono Speaker Chip

The CSR8605 chipset is an addition to the CSR8600 family of single chip Bluetooth ROM audio devices that targets entry level Bluetooth A2DP audio sink mono speakers.

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CSR8605 Specs

Bluetooth

Bluetooth Version

  • Bluetooth 4.1

Bluetooth Radio

  • Up to +8dBm output power (typical)
  • -91bBm receiver sensitivity (basic rate, typical)

Bluetooth Profiles

  • AVRCP v1.0
  • A2DP v1.2
  • DI v1.3

USB

USB Version

  • USB 2.0 (Full Speed)

USB Support

  • Supports USB charger detection

Audio

Audio Technology

  • Talk-Time Extension

A2DP multipoint support

  • 2 A2DP sources

Equalizer

  • 5-band EQ

DSP

DSP Technology

  • Qualcomm® Kalimba™ DSP

DSP Bit Architecture

  • 24-bit

MCU

MCU Clock Speed

  • 80MHz

Power Management

Maximum Input Voltage

  • 3.3V

Charging

Maximum Current

  • 200 mA on chip
  • 500 mA with external transistor

Memory

RAM

  • 56KB RAM

Interface

Supported Interfaces

  • UART
  • USB 2.0
  • PCM
  • I²S
  • SPI
  • I²C

Input/Output

ADC

  • 1 ADC

DAC

  • 1 DAC

Maximum PIOs

  • 20

PWM (LED)

  • 3

Package

Package Type

  • 8 x 8 x 0.9 mm 0.4 mm pitch QFN