AT73C209 - Power Management And Analog Companions
The AT73C209 is a fully integrated, low cost, combined 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 complete high performance, stereo audio digital-to-analog conver
AT73C209 Features
* www.DataSheet4U.com
* 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 fr