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CM106: Highly Integrated USB 7.1 CH Audio I/O Controller


 

Overview

CM106-F/L is a highly integrated single chip USB audio solution. All essential analog modules are embedded in CM106, including 8CH DAC and earphone buffer, 2CH ADC, microphone booster, PLL, regulator, and USB transceiver. It is very suitable for high end USB external audio box, USB multi-channel headphone or USB audio interface multi-channel speaker set application. Many features are programmable with external EEPROM and MCU interface. In addition, MCU/EEPROM/GPIO control can easily via HID software interface. Better yet, CM106-F/L support stereo MIC, phone jack sense, S/PDIF I/O and 48/44.1 Khz sampling rate. Moreover, unique patent driver can support world first SPEAKER SHIFTER, full HRTF 3D, EAX2.0, Karaoke and Dolby AC-3 real-time encoder function.

 
Features
 
l USB spec. 2.0 full speed compliant
l USB audio device class spec. 1.0 and USB HID class spec. 1.1 compliant
l IEC60958 spec. compliant (consumer format S/PDIF input and output with loop-back
support)
l SCMS (Serial Copy Management System) compliant
l Dolby digital audio streaming via S/PDIF out
l USB remote wake-up support
l 8 channel DAC output with
  16 bit resolution
  3.1Vp-p (1.1Vrms) biased at 2.25V output swing
  Volume control and mute function
  Earphone buffer
  2X interpolator for digital playback data to improve quality
l 2 channel ADC input with
  16 Bit resolution
  3.2Vp-p (or 4.0Vp-p programmed by vendor driver) biased at 2.25V input swing
  Volume control and mute function
l Additional headphone output with selectable source and phone jack sense
l Stereo MIC support with boost capability
l Recording source select from S/PDIF, MIC, line-in and summation of MIC, line-in and front channel
l MIC, line-in monitor from front channel (all channels optional) with volume control and mute function
l Master volume control by default; per-channel volume control by C-Media driver
l Playback with soft-mute function
l Support 48 / 44.1 KHz sampling rate for both playback and recording
l MCU support with two-wire serial interface
l Serial EEPROM support for customized VID/PID
l MCU/EEPROM/GPIO control via HID software interface
l Volume up / volume down / playback mute HID button
l LED indicator pins: operation / recording mute / SCMS protection
l C-Media value added software (multi-channel positional 3D sound, AC-3 encoder, etc.)
l Embedded USB transceiver and power on reset circuit
l Single 12MHz crystal input with embedded PLL
l Single 5V power supply with embedded 5V to 3.3V regulator
l Industry standard LQFP-48 (CM106-L) or QFP-100 (CM106-F) package
l C-Media value added patent software driver
  Xear 3D sound
  Earphone Plus
  SPEAKER SHIFTER
  Environment sound effects
  Room Size Mode
  Graphic Equalizer
  Karaoke Function
  Dolby Digital Real-Time Content Encoder (Optional)