PRODUCT OVERVIEW

The AD1835A is a high performance, single-chip codec featuring four stereo DACs and one stereo ADC. Each DAC comprises a high performance digital interpolation filter, a multibit Σ-Δ modulator featuring Analog Devices’ patented technology, and a continuous-time voltage out analog section.

FEATURES

5 V Stereo Audio System with 3.3 V Tolerant Digital
Interface
Supports up to 96 kHz Sample Rates
192 kHz Sample Rate Available on 1 DAC
Supports 16-/20-/24-Bit Word Lengths
Multibit Σ-Δ Modulators with
Perfect Differential Linearity Restoration for
Reduced Idle Tones and Noise Floor
Data Directed Scrambling DACs—Least
Sensitive to Jitter
Differential Output for Optimum Performance
ADCs: –95 dB THD + N, 105 dB SNR, and
Dynamic Range
DACs: –95 dB THD + N, 108 dB SNR, and
Dynamic Range
On-Chip Volume Controls per Channel with
1024-Step Linear Scale
DAC and ADC Software Controllable Clickless Mutes
Digital De-emphasis Processing
Supports 256 x fS, 512 x fS, and 768 x fS Master
Mode Clocks
Power-Down Mode Plus Soft Power-Down Mode
Flexible Serial Data Port with Right-Justified, Left Justified, I2S Compatible, and DSP Serial Port Modes
TDM Interface Mode Supports 8-In/8-Out Using a
Single SHARC® SPORT
52-Lead MQFP Plastic Package

APPLICATIONS
DVD Video and Audio Players
Home Theater Systems
Automotive Audio Systems
Audio/Visual Receivers
Digital Audio Effects Processors