Shenzhen Zhilian Weichuang Technology Co., Ltd.

Driven by this industry upheaval and national demand, Hefei Qianxin Technology—a hardcore tech company deeply engaged in the forward R&D of high-performance, low-power DSP chips—has recently launched the QXS320F2837x series of high-performance DSP chips, leveraging years of technical accumulation and fully independent innovation capabilities. With core advantages of "full-stack autonomy, forward design, precise benchmarking, and extreme compatibility," it has boldly broken through overseas technological barriers, providing advanced technology for motor drives, servo control, high-power digital power supplies, photovoltaic inverters, energy storage systems, High-end scenarios such as charging pile power modules, providing safe, reliable, easy-to-use, efficient, and cost-effective domestic core solutions, injecting strong momentum into independent innovation in the industrial control and new energy sectors.

1. Craftsmanship in Core Manufacturing: Years of Honing a Sword, Fully Independent Technology Overcoming "Bottleneck" Challenges

The core team of Qianxin Technology brings together top chip R&D experts from the industry, with decades of deep experience in DSP architecture, microarchitecture design, and toolchain development, successfully leading mass production of multiple high-end chips with a strong technical foundation. Since its establishment, the company has always adhered to the original intention of "independent controllability," focusing on tackling key core technologies in the integrated circuit industry chain, rejecting general-purpose architecture porting, and insisting on forward-looking R&D for domestic production. From instruction set definition and kernel microarchitecture design to complete toolchain development, all have achieved independent controllability, building a comprehensive intellectual property protection system covering the entire process and laying a solid foundation for the security of the domestic chip supply chain.

The newly released QXS320F2837x series is a milestone in Qianxin Technology's years of technological breakthroughs. This series precisely targets the high-end TI TMS320F2837x mainstream DSP model, deeply adapting to the stringent demands of industrial control and new energy sectors. It not only breaks through core technological bottlenecks comprehensively but also effectively addresses geopolitical risks, providing indispensable key support for industrial stability, technological innovation, and supply chain independence in China's industrial control sector.

Matrix layout: Covers all five models, precisely matching diverse scenarios

The QXS320F2837x series is carefully designed with five models: 28374S, 28377S, 28379S, 28377D, and 28379D, with clearly defined architectures covering all scenarios from mid-to-high-end to high-performance:

Suffix S model (single-core architecture): equipped with a single-core CPU + single CLA coprocessor, designed specifically for mid-to-high-end real-time control scenarios, balancing performance and cost, suitable for mainstream applications such as motor drives and general-purpose digital power supplies.

Model with suffix D (dual-core architecture): Adopts a dual-core CPU + dual CLA coprocessor architecture, featuring powerful parallel processing capabilities, targeting high-performance, high-real-time complex control scenarios such as servo control, high-power photovoltaic inverters, energy storage converters, and other high-end equipment.

Hardcore strength: Six core highlights, performance rivals international best

1. Fully autonomous high-frequency architecture, powerful computing power and greater security

It adopts Qianxin's self-developed high-performance processor architecture, with a clock speed of up to 240MHz, providing ample computing power to easily handle complex real-time control and high-speed computing tasks. The kernel is fully self-developed on the stack, relying on no overseas IP authorization, fundamentally avoiding risks of technical blockade and supply disruption, ensuring long-term stable product supply, with security and reliability far exceeding general architecture solutions.

2. Eight-channel high-precision ADC for uncompromising sampling

Built-in 8-channel 16-bit high-precision ADC, supporting single-ended and differential dual input modes, with sampling accuracy and speed reaching world-class standards. It is also equipped with high-precision peripherals such as HRPWM and SDFM, benchmarking international standards, with performance fully aligned with mature industry solutions, perfectly meeting the stringent requirements of high-end control scenarios for signal acquisition and real-time output.

3. Large-capacity storage configuration, streamlined system and cost reduction

Equipped with 2MB on-chip SRAM + 2MB off-chip Flash, storage resources far surpass similar products. Ample storage space enables customers to design systems more streamlined, effectively reducing BOM costs and hardware complexity, while ensuring smooth operation of complex algorithms and applications, greatly enhancing system stability.

4. Fully compatible hardware pins, zero-risk rapid replacement

Achieve full pin-to-pin compatibility for packaging and pin-level compatibility with products of the same model as TI. Users can complete hardware upgrades without redesigning PCBs; simply replace the chip, maximizing protection of existing hardware investments, significantly reducing replacement risks, shortening product introduction cycles, and truly achieving "painless localization."

5. Highly compatible software ecosystem, protecting original technological achievements

Peripheral register mapping and bit definition deeply aligned with the TI C2000 platform. Customers already have drivers and algorithm libraries developed based on the TI platform, which can be quickly ported with minimal adaptation. It significantly shortens software development cycles, lowers R&D costs, comprehensively protects customers' accumulated technological achievements over many years, and addresses the industry's pain point of "difficulty in ecosystem adaptation" for domestic chips.

6. Enhanced one-stop development with zero barriers to rapid mass production

Provides a complete out-of-the-box evaluation suite, pre-integrated key interfaces, professional debugging tools, and a wealth of sample programs. Customers can quickly verify chip performance upon receipt, without needing to build a development environment from scratch, significantly accelerating product evaluation, development, and mass production, making the application of domestic high-end DSPs more efficient and convenient.

Leading architecture: Exclusive real-time control design, superior for autonomous control

The QXS320F2837x series abandons the general-purpose architecture porting approach, adopting a dedicated architecture optimized for real-time control, with irreplaceable core advantages:

Real-time control dedicated architecture: Optimized Harvard architecture combined with circular addressing, combining DSP computing power, RISC single-cycle instructions, and MCU ease of use. Six independent buses ensure efficient parallel pipeline execution, with real-time response speeds far exceeding those of general architectures like RISC-V.

Dedicated acceleration unit collaboration: deeply integrated FPU floating-point unit, TMU trigonometric function unit, and VCU-II complex computing acceleration unit, seamlessly coordinating with CPU pipelines, eliminating software simulation overhead, with extremely low latency, perfectly adapting to core computing needs such as motor control and power conversion.

Dedicated CLA Coprocessor: Each core is paired with a 240MHz CLA coprocessor, capable of independently responding to peripheral triggers and executing tasks in parallel, achieving high real-time interrupt-no-disturbance, greatly enhancing system concurrency processing capabilities—a core advantage unmatched by general-purpose chips.

Full-stack autonomous security baseline: Microarchitecture, toolchain, and runtime environment are fully developed in-house, avoiding third-party IP vulnerability risks. Hardware natively supports lockstep cores and ECC memory protection functions, meeting the dual requirements of industrial functional safety and information security. Self-developed tools enable full-dimensional kernel observability and verification.

Architecture is evolving + toolchain closed-loop: Rapid iteration of instruction sets and microarchitectures without being restricted by external architecture communities. The fully self-developed toolchain is highly compatible with the C2000 ecosystem, significantly reducing code porting costs and engineer learning barriers, and building a sustainably evolving autonomous ecosystem.

Safe and reliable: industrial-grade quality certification, long-term stable assurance

For harsh industrial environments, the QXS320F2837x series industrial-grade chips (junction temperature range**-40°C~125°C**) have completed full JEDEC standard reliability verification, covering core items such as high-temperature service life, temperature cycling, and high-acceleration stress testing. Currently, key indicators such as industrial-grade FIT rate and MTBF have reached or surpassed similar industrial MCU levels, ensuring long-term stable operation of equipment in extreme environments.

The chip is equipped with comprehensive hardware safety mechanisms: dual-channel clock monitoring and failure detection, real-time voltage monitoring and reset protection, and an embedded real-time diagnostic module that supports precise fault diagnosis and localization during operation, comprehensively ensuring system safety and reliability.

Stable supply chain: A ten-year long-term commitment to completely eliminate any worries about the future.

As a chip design company with fully independent IP, Qianxin Technology has unique advantages in supply chain assurance:

Fully independent technology: From instruction sets and microarchitecture to GDSII diagrams, all independently developed, not restricted by foreign IP licensing, and with independent technology control.

Quality and capacity assurance: Established an ISO 9001 quality management system, signed long-term capacity agreements (LTAs) with wafer fabs, and adopted a multi-source supply strategy in packaging and testing to ensure large-scale mass production and stable delivery.

Long-term supply commitment: Provides industrial customers with a 10-year supply guarantee, with 18 months' advance notice for product discontinuation (EOL), completely addressing customers' long-term supply concerns.

Dual compatibility backup: Software and hardware are highly compatible with mainstream international solutions, enabling rapid switching in extreme cases to further reduce supply chain risks.

Comprehensive ecosystem: self-developed + open toolchain, comprehensive technical support

Qianxin Technology adopts a "core self-developed + ecosystem openness" technology approach to build an industry-leading development toolchain and service system:

Basic toolchain: Deeply customized compiler based on LLVM, specially optimized for C28x architecture; Supports OpenOCD and standard JTAG debugging; QX-IDE integrated development environment, one-stop solution for meeting development needs.

Performance analysis tools: Supports real-time diagnostic visualization, code coverage analysis, and adaptation to functional safety development and testing needs.

Open ecosystem adaptation: Supports third-party IDE integration, plans to launch MATLAB/Simulink adaptation packages, and automatically generate optimization code.

Three-tier technical support: Established a three-tier system including online documentation/forums, FAE on-site support, and direct connection with R&D engineers. Complex issues can be addressed within 48 hours, providing more efficient localized services than overseas original manufacturers.

Win-win cooperation: exclusive support policies to help customers quickly implement the product

To accelerate the process of domestic substitution, Qianxin Technology provides comprehensive cooperation support to prospective customers:

Free sample request: Provides engineering samples to support real-world functionality and performance verification.

Exclusive FAE Integration: One-on-one full-process technical service, with response speeds far exceeding overseas manufacturers.

Customized development: supports special packaging, industrial-grade temperature width, and automotive-grade AEC-Q100 custom development.

Complete development package: Provides reference designs for SDKs, JTAG simulators, servos/inverters, etc., accelerating mass production for customers' products.

Conclusion

Based in Hefei and radiating nationwide, Qianxin Technology has always taken "domestically produced processor chips with independent control" as its mission, deeply cultivating the high-end DSP field and breaking overseas monopolies through technological innovation. The release of the QXS320F2837x series is not only a concentrated showcase of Qianxin Technology's technological strength, but also an important milestone in the localization of China's high-end real-time control chips.

In the future, Qianxin Technology will continue to deepen chip research and development, optimize product performance, improve the industrial ecosystem, launch more high-end domestic chips, support the high-quality development of China's integrated circuit industry, comprehensively enhance its voice in the global semiconductor field, and safeguard the independent innovation and safe development of China's high-end equipment and new energy industries.