Download AT73C209 Datasheet PDF
AT73C209 datasheet preview
AT73C209 page 2
Page 2
AT73C209 page 3
Page 3

AT73C209 Key Features

  • Power Management
  • Supply Input from USB or 1x Disposal Battery (Alkaline, NimH, NiCd)
  • Input Voltage Range: 0.9V to 1.8V
  • 2.7V/2.9V/3.1V/3.3V
  • 100 mA Step-Up DC/DC Converter for Main Supply
  • 2.7V to 3.5V (100mV step)
  • 150 mA LDO from USB supply
  • 2.4V to 3.0V (200mV step)
  • 60 mA LDO for Analog Supply
  • Reset Generator

Related Atmel Datasheets

Part Number Description
AT73C201 POWER SUPPLY AND BATTERY MANAGEMENT IC
AT73C202 Power Management
AT73C203 Power Management IC for Datacom Platforms
AT73C204 Power Management
AT73C206 Power Management And Analog Companions

AT73C209 Description

The AT73C209 is a fully integrated, low cost, bined Stereo Audio DAC and Power Management Circuit targeted for battery powered devices such as MP3 players in “walkman” format or “mass storage” USB format. The stereo DAC section is a plete high performance, stereo audio digital-to-analog converter delivering a 93 dB dynamic range. It prises a multibit sigma-delta modulator with dither, continuous time analog filters...

AT73C209 Applications

  • Ideally Suited to Interface with Atmel’s AT8xC51SNDxC MP3 Microcontroller