DESCRIPTION
The WM8955L is a low power, high qualitystereo DAC with integrated headphone and loudspeaker amplifiers, designed to reduce external component requirements in portable digital audio applications.

FEATURES
• DAC SNR 98dB, THD -95dB (‘A’ weighted @ 48kHz, 3.3V)
• On-chip 400mW BTL Speaker Driver (mono)
• On-chip Headphone Driver
  ° 40mW output power on 16Ω/3.3V
  ° THD –80dB at 20mW, SNR 90dB with 16Ωload
• Stereo and Mono Line-in mix into DAC output
• SeparatelyMixed Stereo and Mono Outputs
• Digital Tone Control and Bass Boost
• Low Power
  ° Down to 7mW for stereo playback (1.8V / 1.5V supplies)
  ° 10µW StandbyMode
• Low SupplyVoltages
  ° Analogue 1.8V to 3.6V
  ° Digital core: 1.42V to 3.6V
  ° Digital I/O: 1.42V to 3.6V
• Master clocks supported: GSM, CDMA, PDC, USB or standard audio clocks
• Audio sample rates supported: 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48, 88.2, 96kHz
• 32-pin QFN package, 5x5x0.9mm size, 0.5mm lead pitch

APPLICATIONS
• Smartphone / Multimedia Phone
• Digital Audio Player