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AD1954 - SigmaDSP 3-Channel/ 26-Bit Signal Processing DAC

This page provides the datasheet information for the AD1954, a member of the AD1 SigmaDSP 3-Channel/ 26-Bit Signal Processing DAC family.

Datasheet Summary

Description

The AD1954 is a complete 26-bit single-chip 3-channel digital audio playback system with built-in DSP functionality for speaker equalization, dual-band compression/limiting, delay compensation, and image enhancement.

Features

  • 5 V 3-Channel Audio DAC System Accepts Sample Rates up to 48 kHz 7 Biquad Filter Sections per Channel Dual Dynamic Processor with Arbitrary Input/Output Curve and Adjustable Time Constants 0 ms to 6 ms Variable Delay/Channel for Speaker Alignment Stereo Spreading Algorithm for Phat Stereo™ Effect Program RAM Allows Complete New Program Download via SPI Port Parameter RAM Allows Complete Control of More Than 200 Parameters via SPI Port SPI Port Features Safe-Upload Mode for Transparent Filter Upd.

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Datasheet preview – AD1954

Datasheet Details

Part number AD1954
Manufacturer Analog Devices
File Size 1.44 MB
Description SigmaDSP 3-Channel/ 26-Bit Signal Processing DAC
Datasheet download datasheet AD1954 Datasheet
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Full PDF Text Transcription

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SigmaDSP™ 3-Channel, 26-Bit Signal Processing DAC AD1954 FEATURES 5 V 3-Channel Audio DAC System Accepts Sample Rates up to 48 kHz 7 Biquad Filter Sections per Channel Dual Dynamic Processor with Arbitrary Input/Output Curve and Adjustable Time Constants 0 ms to 6 ms Variable Delay/Channel for Speaker Alignment Stereo Spreading Algorithm for Phat Stereo™ Effect Program RAM Allows Complete New Program Download via SPI Port Parameter RAM Allows Complete Control of More Than 200 Parameters via SPI Port SPI Port Features Safe-Upload Mode for Transparent Filter Updates 2 Control Registers Allow Complete Control of Modes and Memory Transfers Differential Output for Optimum Performance 112 dB Signal-to-Noise (Not Muted) at 48 kHz Sample Rate (A-Weighted Stereo) 70 dB Stop-Band Attenuation On-Chip
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