ams AG - global leader in the design and manufacture of high performance analog ICs (integrated circuits)

AS3517 Audio Codec

Stereo audio codec with advanced power management system


High performance Analog audio front end with integrated dual channel 18bit DAC(94dB SNR, 8-48kHz), 20bit ADC(90dB SNR, 8-48kHz), headphone drive capability and multiple high power voltage supplies.

Key Features

  • High performance Codec
  • On chip power management with master clock capability and RTC
  • Multi-source inputs

Key Benefits

  • Playback and recording in CD quality
  • Reduces system component count
  • integrated audio hub

Product Facts

Power Management "DCDC StepUp: 1x60mA @ 12V, 1x500mA (USB)
DCDC StepDown: 1x500mA, 2x250mA
LDO: 4x200mA, 1x2mA, 2x MIC
Charge Pump: 1x10mA (for USB OTG)
Current Sink: 1x40mA (prog., log. Dimming)"
Main Audio Features "Headphone Amp: 1x
Line Out: 2x
Line In: 2x
Microphone In: 2x
Audio Mix: yes"
Audio Codec SNR "DAC: 96dB
ADC: 90dB"
Speaker Amplifier
Main Interface & Control "Gen. Purpose ADC: 10bit
I2C & I2S: yes
SPDIF: yes
RES & WDT: yes
DRM Enabled (UID): 64bit"
USB Charger with Temp Supervision
Boot ROM for Start-up Sequences 25
Package BGA-81 (9x9)

Additional Information

  • Portable Digital Audio Player and Recorder
  • PDA, Smartphone