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• PCM2901: Without S/PDIF
• PCM2903: With S/PDIF
• On-Chip USB Interface
  • With Full-Speed Transceivers
  • Fully Compliant With USB 1.1 Specification
  • Certified by USB-IF
  • Partially Programmable Descriptors⁽¹⁾
  • USB Adaptive Mode for Playback
  • USB Asynchronous Mode for Record
  • Self-Powered
• 16-Bit Delta-Sigma ADC and DAC
• Sampling Rates
  • DAC: 32, 44.1, 48 kHz
  • ADC: 8, 11.025, 16, 22.05, 32, 44.1, 48 kHz
• On-Chip Clock Generator With Single 12-MHz Clock Source
• Single Power Supply: 3.3 V Typical
• Stereo ADC
  • Analog Performance at V_CCC = V_CCP1 = V_CCP2 = V_CCX = V_DD = 3.3 V
    • THD+N = 0.01%
    • SNR = 89 dB
    • Dynamic Range = 89 dB
  • Decimation Digital Filter
    • Pass-Band Ripple = ±0.05 dB
    • Stop-Band Attenuation = –65 dB
  • Single-Ended Voltage Input
  • Antialiasing Filter Included
  • Digital LCF Included
• Stereo DAC
  • Analog Performance at V_CCC = V_CCP1 = V_CCP2 = V_CCX = V_DD = 3.3 V
    • THD+N = 0.005%
    • SNR = 96 dB
    • Dynamic Range = 93 dB
  • Oversampling Digital Filter
    • Pass-Band Ripple = ±0.1 dB
    • Stop-Band Attenuation = –43 dB
  • Single-Ended Voltage Output
  • Analog LPF Included
• Multifunctions
  • Human Interface Device (HID) Volume ± Control and Mute Control
  • Suspend Flag
• Package: 28-Pin SSOP
• APPLICATIONS
  • USB Audio Speaker
  • USB Headset
  • USB Monitor
  • USB Audio Interface Box

⁽¹⁾ The descriptor can be modified by changing a mask.
SpAct is a trademark of Texas Instruments.
System Two, Audio Precision are trademarks of Audio Precision, Inc.
All other trademarks are the property of their respective owners.