Analog Devices AD1987
The AD1987 audio codec and SoundMAX® software provides superior HD audio quality that exceeds Vista Premium performance. The AD1987 has eight DACs and four ADCs, three stereo headphone ports, C/LFE swapping, digital and analog PCBeep, and S/PDIF output, making the AD1987 the right choice for desktop PCs where performance is the primary consideration. The jack retasking feature on this product supports various configurations including platforms for 7.1 on 5 jacks, 5.1 on 3 jacks, and front panel jack retasking.
| Part No. |
AD1987 |
| Datasheet |
AD1987
Download
|
| Manufacturer |
 Analog Devices |
| Description |
HD Audio Codec |
| Buy |
Stock & Price
|
FEATURES
EIGHT 192 kHz DACs Four independent stereo DAC pairs 7.1 surround sound or 5.1 stereo out plus independent headphone Independent 8, 11.025, 16, 22.05, 32, 44.1, 48, 88.2, 96, 176.4, and 192 kHz sample rates 16, 20, and 24-bit PCM resolution Selectable stereo mixer on outputs High Definition Audio SoundMAX Codec AD1987 DEDICATED AUXILIARY PINS Stereo CD/auxiliary I/O port w/GND sense Mono out pin for internal speakers or telephony ENHANCED FEATURES
Three stereo headphones Microsoft Vista Premium logo for desktop 95 dB audio outputs, 90 dB audio inputs Internal 32-bit arithmetic for greater accuracy Impedance and presence detection on all jacks Retaskable jacks Four independent microphone bias pins Digital and analog PCBeep C/LFE channel swapping Two general-purpose digital I/O (GPIO) pins Advanced power management modes 48-lead, Pb-free LFCSP_VQ package FOUR 96 kHz ADCs Two independent stereo ADC pairs Simultaneous record of up to four channels Independent 8, 11.025, 16, 22.05, 32, 44.1, 48, 88.2, and 96 kHz sample rates 16, 20, and 24-bit PCM resolution Support for quad microphone arrays S/PDIF OUTPUT Supports 44.1, 48, 88.
