AD1984B

Obsolete

High Definition Audio SoundMAX Codec

Data Sheet (Rev. 0) Product Selection Table

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Overview

Microsoft Vista Premium Logo for desktop
96+ dB audio outputs, 90 dB audio inputs
WLP 3.0 and 4.0
Security feature prevents unauthorized recording
2 stereo headphone amplifiers
Internal 32-bit arithmetic for greater accuracy
Impedance and presence detection on all jacks
Full analog mixer with DAC inputs
3 independent microphone bias pins

Digital and analog PCBeep
3 general-purpose digital I/O (GPIO) pins
3.3 V analog supply voltage
1.7 V to 1.9 V or 3.3 V digital supply voltages
3.3 V HD-Audio link signaling voltage
Advanced power management modes
48-lead LFCSP_VQ package

The AD1984B audio codec and SoundMAX® software provide superior high definition audio quality that exceeds Vista Premium performance. The AD1984B has two 192 kHz DAC pairs, two 192 kHz ADC pairs, dual S/PDIF outputs, a 2-channel digital microphone interface, and digital and analog PCBeep. These features make the AD1984B the right choice for desktop and notebook PCs where performance is key. For more information on SoundMAX codecs and software see the Analog Devices, Inc., website at www.analog.com/soundMAX.

The AD1984B has two S/PDIF outputs can connect to both S/PDIF jacks and external HDMI encoder devices.

The AD1984B is available in a 48-lead, RoHS compliant frame chip scale package in both reels and trays.