DDC BU-65591U USB Avionics Module | Dual MIL-STD-1553 & Multi-Channel ARINC 429 Adapter

 Technical Reference & Availability: DDC BU-65591U USB Multi-Protocol Avionics Module

The DDC BU-65591U (specifically the BU-65591U2-JL0 variant) is a premier, portable USB solution for high-fidelity avionics bus analysis, simulation, and data logging. This robust module integrates dual-redundant MIL-STD-1553 channels with multi-channel ARINC 429 capabilities, providing a complete laboratory environment in a compact USB form factor.

Comprehensive Protocol Support

  • MIL-STD-1553: 2 Dual-Redundant Channels.

    • Operational Modes: Supports BC (Bus Controller), RT (Remote Terminal), MT (Monitor), and combined RT/MT modes.

    • Memory: 1 MB of Parity RAM per 1553 channel for extensive message buffering.

  • ARINC 429: 4 Receive channels and 2 Transmit channels for reliable data exchange.

  • Discrete I/O: 7 Digital Discrete Input/Output channels for external system synchronization.

  • Time Sync: Includes 1 IRIG-B time synchronization input for precision timestamping.

Advanced Capabilities

  • Graphical Analysis: Designed for use with DDC’s sophisticated simulation software for real-time bus monitoring.

  • Portability: Powered via USB, making it ideal for flight-line testing, field maintenance, and portable laboratory setups.

  • Reliability: Built to DDC’s rigorous aerospace standards, ensuring data integrity in critical test environments.

Inventory & Global Sourcing from Shenzhen

We currently have original DDC BU-65591U2-JL0 units available in our Shenzhen warehouse.

  • Condition: Pre-owned, original DDC hardware professionally decommissioned from aerospace R&D and flight simulation facilities. Each unit has been visually inspected for connector integrity and housing condition.

  • Quality Assurance: High-resolution photos of specific hardware revisions and onboard labels are available to ensure software driver compatibility.

  • Shipping: Worldwide express delivery via DHL, FedEx, or UPS. Professional anti-static packaging is guaranteed.

Technical Inquiry & Quotes: If you are an avionics engineer or sourcing specialist looking for a replacement or a technical reference for the DDC 1553/429 series, please contact our technical desk:

WhatsApp: +86 159 1599 7637 

Email: xw8668448@gmail.com

Front view of DDC BU-65591U graphical bus analysis and simulation module for USB.
Interface ports for MIL-STD-1553, ARINC 429, and IRIG-B timing on DDC BU-65591U.

Rear view of DDC BU-65591U2-JL0 showing technical labels and hardware revision.



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