GENERAL DESCRIPTION
The SSM2604 is a low power, high quality stereo audio codec for portable digital audio applications with one set of stereo programmable gain amplifier (PGA) line inputs. It features two 24-bit analog-to-digital converter (ADC) channels and two 24-bit digital-to-analog (DAC) converter channels.

FEATURES
   Stereo, 24-bit analog-to-digital and digital-to-analog converters
   DAC SNR: 100 dB (A-weighted), THD: −80 dB at 48 kHz, 3.3 V
   ADC SNR: 90 dB (A-weighted), THD: −80 dB at 48 kHz, 3.3 V
   Stereo line inputs
   Low power
      7 mW stereo playback (1.8 V/1.5 V supplies)
      14 mW record and playback (1.8 V/1.5 V supplies)
   Low supply voltages
      Analog: 1.8 V to 3.6 V
      Digital: 1.5 V to 3.6 V
   256/384 oversampling rate in normal mode;
      250/272 oversampling rate in USB mode
   Audio sampling rates: 8 kHz, 11.025 kHz, 12 kHz, 16 kHz,
      22.05 kHz, 24 kHz, 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz,
      and 96 kHz
   20-lead, 4 mm × 4 mm LFCSP (QFN) package

APPLICATIONS
   Mobile phones
   MP3 players
   Portable gaming
   Portable electronics
   Educational toys