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AD1980

Part Number	AD1980
Manufacturer	Analog Devices
Description	SigmaDSP 3-Channel/ 26-Bit Signal Processing DAC
Published	Mar 23, 2005
Detailed Description	a FEATURES AC ’97 2.3 COMPATIBLE FEATURES 6 DAC Channels for 5.1 Surround S/PDIF Output Integrated Stereo Headphone Ampl...
Datasheet	AD1980 PDF File

Overview

a FEATURES AC ’97 2.
3 COMPATIBLE FEATURES 6 DAC Channels for 5.
1 Surround S/PDIF Output Integrated Stereo Headphone Amplifier Variable Rate Audio Double Rate Audio (fS = 96 kHz) Greater than 90 dB Dynamic Range 20-Bit PCM DACs Line-Level Mono ”Phone” Input High Quality CD Input Selectable MIC Input with Preamp AUX and Line_In Stereo Inputs External Amplifier Power-Down Control Power Management Modes 48-Lead LQFP Package AC ’97 SoundMAX Codec AD1980 ® ENHANCED FEATURES Integrated Parametric Equalizer Stereo MIC Preamp Support Integrated PLL for System Clocking Variable Sample Rate 7 kHz to 96 kHz Jack Sense (Auto Topology Switching) Software Controlled VREF_OUT for MIC Bias Software Enabled Outputs for Jack Sharing Auto Down-Mix and Channel Spreading Modes FUNCTIONAL BLOCK DIAGRAM VREFOUT VREF VOLTAGE REFERENCE XTL_OUT XTL_IN SPDIF AD1980 MC1 MIC PREAMP G G G MC2 PHONE_IN CD_L CD_GND CD_R AUX_L AUX_R LINE_IN_L LINE_IN_R CD DIFF AMP 2CMIC CODEC CORE PCM L/R ADC RATE SPDIF TX MS...

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