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CM6642 Datasheet USB 2.0 High-Speed Audio Codec

Manufacturer: C-Media

Download the CM6642 datasheet PDF. This datasheet also includes the CM6642-C variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (CM6642-C-Media.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number CM6642
Manufacturer C-Media
File Size 381.90 KB
Description USB 2.0 High-Speed Audio Codec
Download CM6642 Download (PDF)

General Description

The CM6642 is a low power single chip USB 2.0 High-Speed audio codec built-in MCU for flexible applications.

With integrated PWM LED driver and two (2)-channel ADC/DAC and S/PDIF interface that makes it suitable for headset, headphone, docking, speakers, and microphone applications.

The internal MCU can also be developed to a lot of different applications, such as Microsoft™ Lync / Skype/VoIP device, Mobile Phone or Tablet/Slate docking device.

Overview

CM6642 USB 2.0 High-Speed Audio Codec.

Key Features

  • USB 1.1/2.0 Full-Speed and High-Speed compliant.
  • USB Audio Class 1.0 and 2.0 compliant.
  • Two (2)-channel DAC for audio output interface.
  • Two (2)-channel ADC for audio input interface.
  • Built-in S/PDIF transmitter.
  • Built-in Hardware ANC (Active Noise Cancellation).
  • Supports USB suspend/resume/reset functions.
  • Embedded low-power MCU with 16K Byte OTP.
  • Supports OMTP and CTIA auto switch on a 4-pole jack.
  • Integrated PWM LED driver.
  • Master/Slave H.

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