MIL-STD-1553 Products And Solutions: IP Cores, Components, Interface Cards, Testers, And Transceivers

Sital Technology builds every layer of the MIL-STD-1553 bus in the USA: IP cores, integrated components, interface cards, testers, transceivers, transformers, and bus couplers. Most of them do more than carry data. With an optional BC Firewall and every one is designed for DO-254 and DO-178 certifiability up to DAL A.

TL;DR Quick Answers

MIL-STD-1553 Products

MIL-STD-1553 products are the hardware and IP that build, connect, and test a 1553 data bus: IP cores, integrated components, interface cards and boards, testers, transceivers, transformers, and bus couplers, plus the software drivers that run them. Sital Technology supplies all of them from one source, made in the USA.

Top 5 Takeaways

• One source, full family. IP cores, components, interface cards, testers, transceivers, transformers, and couplers, all specified, supported, and shipped by one partner.
• Security at the physical layer. Most products can add the BC Firewall and “SnS” to flag spoofing and pinpoint wire faults on new and existing designs.
• Certifiable up to DAL A. DO-254 hardware and DO-178 software certifiability, backed by Logicircuit and ConsuNova artifacts.
• Made in the USA. Built to support ITAR compliance, a resilient supply chain, and short lead times.
• Field-proven. Trusted across aerospace, space, and defense programs, including NASA, Lockheed Martin, and Northrop Grumman.

Why The Right MIL-STD-1553 Products Matter

MIL-STD-1553 has carried critical data on military aircraft, weapon systems, and spacecraft since the U.S. Department of Defense published it in 1973. It runs at 1 Mbps over a shielded twisted pair, with one bus controller directing up to 31 remote terminals. The standard itself rarely changes, so compliance is the price of entry. What separates one product from the next is reliability, security, and how cleanly it certifies. For a full technical overview of the standard, see the MIL-STD-1553 reference on Wikipedia.

The Complete MIL-STD-1553 Product Family

A 1553 system is only as strong as the parts that build it. Sital’s family covers every layer of the bus:

• IP Cores: FPGA-agnostic BC/RT/MT cores for SoC, MPSoC, and FPGA designs, built for accelerated, parallelized processing.
• Integrated Components: terminals with full register and memory-map compatibility as low-cost second sources.
• Interface Cards and Boards: PMC, PCI, PCI Express, VME, PC/104, and CompactPCI form factors.
• Testers: USB-based 1553 testers with Windows API and driver support, plus COMposer GUI software.
• Transceivers, Transformers, and Couplers: the physical-layer hardware that keeps signal integrity and isolation intact.

Every line ships with the same engineering support and certification path. For a closer look at the range, read our rundown of the top MIL-STD-1553 products, or explore the full catalog on the Sital Technology website to match products to your program.

Certifiable Up To DAL A: DO-254 And DO-178

For anything that flies, certifiability is the deciding factor. Sital designs its MIL-STD-1553 IP cores, components, and boards for DO-254 hardware and DO-178 software certifiability up to and including DAL A, the highest design-assurance level. Two partners supply the artifacts: Logicircuit handles DO-254, and ConsuNova handles DO-178. That shortens the path to approval and takes the risk off your schedule. If DAL A is new ground for your team, our explainer on what DAL A requires breaks it down.

“In more than 25 years of building and testing 1553 hardware, we have learned to treat the bus as an attack surface, not just a wire. Moving security to the physical layer with ‘SnS’ lets us catch a spoofing node and locate a failing stub on a live bus, which you simply cannot do by reading the data alone.” – Sital Technology Engineering Team

 

Essential Resources On “MIL-STD-1553 Products”

Seven sources to take you from research to a confident decision: the standard, the engineering, the certification path, and the supply-chain picture.

Read The Standard Itself: SAE AS15531, The Commercial Twin Of MIL-STD-1553B

Know the specs your products must meet before you compare them. SAE AS15531 is functionally equivalent to MIL-STD-1553B Notice 2 and defines the basis that every compliant component has to satisfy.

Source: SAE AS15531 Aerospace Standard

See How Engineers Build 1553 Hardware For Space And Defense

NASA’s report on a compact, low-overhead 1553B remote-terminal controller lays out the trade-offs in footprint, power, and on-chip error checking that separate a good IP core from a great one.

Source: NASA Technical Reports Server (NTRS)

Understand The Certification Path: FAA AC 20-152A And DO-254

If your hardware flies, it has to be certified. This FAA Advisory Circular spells out how the FAA accepts DO-254 as a means of compliance for airborne electronic hardware, including FPGAs and ASICs.

Source: FAA Advisory Circular AC 20-152A

Go To The Source For DO-254 And DO-178C Design Assurance

RTCA publishes the design-assurance standards behind DAL A. Use this page to confirm which version your program references for hardware (DO-254) and software (DO-178C).

Source: RTCA DO-178C And DO-254 Standards

Validate The Case For Bus-Level Cyber Protection

This peer-reviewed IEEE paper models spoofing and denial-of-service attacks on the MIL-STD-1553 bus and tests message-level detection, the same physical-layer idea behind Sital’s “SnS.”

Source: IEEE Study On MIL-STD-1553 Bus Faults

Engineer Security In From The Start, Not Bolted On Later

NIST’s systems-security-engineering guidance argues for designing cyber resiliency into a system from day one, which is exactly why embedded security beats a later add-on.

Source: NIST SP 800-160 Volume 2

Know Why Made In The USA Matters For Your Supply Chain

This Congressional Research Service report explains the Department of Defense’s reliance on trusted, domestic microelectronics, useful context when you weigh ITAR, sourcing, and long-term part availability.

Source: Congressional Research Service Report (R44544)

Supporting Statistics

Three figures that frame why secure, U.S.-built 1553 products matter. Each one comes from a government source we checked.

Bus-Level Security Is Not Optional

When the Government Accountability Office tested major DOD weapon systems still in development, red teams using relatively simple techniques were able to take control of them. We see the same truth on the bench: the 1553 bus is an attack surface, which is why we build protection into it.

Source: GAO Weapon Systems Cybersecurity Report

A Large, Specialized Engineering Market

U.S. aerospace engineers held roughly 71,600 jobs in 2024. These are the program teams who specify and integrate 1553 hardware every day, and in our experience, they reward register-level detail over marketing language.

Source: BLS Occupational Outlook Handbook

A Deep Domestic Supply Base

U.S. aerospace direct employment has reached a high of 534,300 workers. A base that deep is what keeps lead times short and ITAR compliance simple when hardware is made in the USA.

Source: ITA Aerospace Industry Indicators

Final Thoughts & Opinion

After more than 25 years in this work, our take is simple: choosing MIL-STD-1553 products stopped being a compliance exercise a long time ago. The standard is mature and well understood. The decision now rests on three real factors.

1. Security. A bus you cannot authenticate is a bus you cannot fully trust. Embedded protection at the physical layer is the upgrade most legacy programs still lack.
2. Certifiability. DAL A readiness up front saves months later. Buy the artifacts and the path, not just the part.
3. Sourcing. Made-in-USA hardware is not a slogan. It means shorter lead times, ITAR alignment, and fewer supply-chain surprises.

Our view, formed across space, military, and avionics programs: the strongest 1553 product builds security and certifiability in from the start, from one partner who can support the whole bus. That is the bar we hold ourselves to.

Frequently Asked Questions

Q: What Counts As A MIL-STD-1553 Product?

A: IP cores, integrated components, interface cards and boards, testers, transceivers, transformers, and bus couplers, plus the software drivers that tie them together. Most programs run a mix.

Q: Are The Products Certifiable To DAL A?

A: Yes. Sital designs its IP cores, components, and boards for DO-254 hardware and DO-178 software certifiability up to and including DAL A, with artifacts from Logicircuit and ConsuNova.

Q: Will Sital’s IP Cores Work With My FPGA?

A: Yes. The 1553 IP cores run on any FPGA and fit into SoC and MPSoC designs, with turnkey FPGA support from AMD/Xilinx and Lattice.

Q: Are These Products Made In The USA?

A: Yes. Sital makes them in the USA to support ITAR compliance, supply-chain resilience, and fast delivery.

Q: How Do I Replace An Obsolete 1553 Part?

A: Sital’s integrated terminals and IP give you register and memory-map compatible second sources, so you drop in a replacement and reuse your existing low-level drivers and application software.

Find The Right MIL-STD-1553 Products For Your Program

From IP cores to testers, Sital’s full MIL-STD-1553 product family is ready to specify, secure with “SnS,” and certify to DAL A. Talk To An Expert or check our product catalog to take the next step.

Sital Technology offers MIL-STD-1553 (IC) Integrated Component products and is the ONLY manufacturer in the World that includes its BC Firewall Security in it’s bus controller as standard feature.