LAiV Harmony uDDC – Reclocker

Description

Why Choose The Harmony uDDC?

1. Precision Femto Clock
   • Ultra-low jitter ensures pristine timing accuracy for superior audio clarity and detail.
2. Versatile I²S Inputs and Outputs
   • Input: High-performance USB, AES/EBU, Coax I²S input with pinout configuration.
   • Output: Galvanically isolated I²S outputs for uncompromised signal purity and reduced noise.
3. High Sampling Rate Support
   • PCM: Supports resolutions up to 768kHz*
   • DSD: Handles formats up to DSD512*
4. External Master Clock Input
   • Seamless integration with an external 10MHz master clock for precision synchronization.

   *for USB and I²S inputs only.

Deep Dive: Technical Innovations of Laiv Harmony uDDC

The Laiv Harmony uDDC combines cutting-edge engineering and precision signal processing to deliver uncompromised digital audio quality. Here’s a closer look at the advanced technologies driving this high-performance device:

FPGA & CPLD Signal Processing

• High-Precision FPGA Core
  • The Harmony uDDC employs a Field-Programmable Gate Array (FPGA) to manage complex digital signal routing and processing with ultra-low latency. This ensures bit-perfect data handling for high-resolution formats like PCM768 and DSD512.
• CPLD for Signal Optimization
  • Complementing the FPGA, a Complex Programmable Logic Device (CPLD) handles critical signal timing, minimizing phase noise and jitter. This division of processing tasks ensures high efficiency and precision in every operation.

Femto Clock FIFO Buffer System

• Femto-Second Precision
  • The integrated femto clock reduces jitter to negligible levels, ensuring the timing integrity of the digital audio signal. This is particularly critical for maintaining the transparency of high-resolution formats.
• FIFO Buffer Implementation
  • A robust First-In-First-Out (FIFO) buffer system synchronizes incoming and outgoing signals, eliminating timing irregularities caused by source devices. The result is a smooth, clocked output that retains the original sonic characteristics.

Reclocking Technology

• Reclocking with Femto Precision
  • The Harmony uDDC’s reclocking mechanism re-aligns the signal timing using the femto clock, effectively “cleansing” the digital signal of jitter introduced by upstream devices. This improves signal integrity and enhances soundstage clarity, dynamics, and resolution.
• Galvanically Isolated Outputs
  • To maintain signal purity, the I²S outputs are galvanically isolated, preventing electrical interference and noise propagation from the source to downstream components.

Designed for High-End Integration

• Ultra-Wide Format Support
  • Native PCM up to 768kHz and DSD up to DSD512 compatibility ensures seamless playback of even the most demanding audio formats.
• External 10MHz Master Clock Input
  • For audiophiles using an external reference clock, the Harmony uDDC provides a dedicated 10MHz clock input, enabling even greater precision and synchronization.

Why This Matters for Audiophiles

The Lai Harmony uDDC’s advanced FPGA/CPLD architecture, femto clock technology, and reclocking system result in unparalleled accuracy, transparency, and noise-free signal transmission. Whether you’re upgrading a streaming setup or enhancing a DAC’s performance, this device unlocks the full potential of your digital audio system.