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AD1985 Datasheet PDF

Part Series:AD1985 Series
Category:Semiconductors & Actives
Description:Audio Codec 2ADC / 6DAC 20Bit 48Pin LQFP
Document:AD1985JST Datasheet PDF (48 Pages)

AD1985 Semiconductors & Actives Datasheet PDF

AD1985JST - ADI Specifications

TYPE
DESCRIPTION
Mounting Style
Surface Mount
Number of Pins
48 Pin
Case/Package
LQFP
Number of Bits
20 Bit
Operating Temperature (Max)
70 ℃
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AD1985JST - ADI Function Overview

AC ’97 SoundMAX® Codec
AC ’97 2.3 COMPLIANT FEATURES
6 DAC channels for 5.1 surround
Greater than 90 dB dynamic range
20-bit resolution on all DACs
S/PDIF Output
Integrated stereo headphone amplifiers
Variable rate audio
Double rate audio (fS= 96 kHz)
Line-level mono phone input
High quality CD mixer input
Selectable MIC input with preamp
AUX and line in stereo inputs
External amplifier power down (EAPD)
Power management modes
Jack sensing and peripheral enumeration/identification
48-lead LQFP package
ENHANCED FEATURES
Integrated parametric equalizer (EQ)
Stereo microphone with preamplifiers
Integrated PLL for system clocking
Variable sample rate 7 kHz to 96 kHz
7 kHz to 48 kHz in 1 Hz increments
96 kHz for double rate audio
Advanced jack sense with auto topology switching
Software enabled VREFOUTfor microphones and external power amp
Software enabled outputs for jack sharing
Auto down-mix and channel spreading
Microphone to mono output
Stereo microphone analog passthrough to outputs
Built-in stereo microphone and Center/LFE pin sharing
Selectable Center/LFE tip/ring swapping to support various speaker products
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