Naxinwei Launches Multi-RGB Ambient Lighting Driver Chip NSUC1527
As the smart cockpit continues to evolve, automotive interior ambient lighting is shifting from its early role as mere decorative illumination to becoming a critical component of in-cabin interaction, with lighting control solutions likewise evolving from standalone device capabilities toward integrated, system-level designs.
In response to this shift, Novosem has further refined its automotive lighting product portfolio and launched Area ambient lighting with a surface light source the new generation of driver chips— High-Integration, High-Performance Automotive Ambient Lighting Driver “MCU+” NSUC1527.
I. Increased penetration of ambient lighting drives simultaneous upgrades in cabin experience
In-vehicle ambient lighting is evolving from a basic illumination and decoration feature into a key platform for intelligent in-cabin interaction. Users’ expectations for ambient lighting are also evolving. : Lighting is no longer limited to static illumination; instead, it brings Immersive and personalized the cabin experience; from a single light source to Multi-region, multi-mode dynamic light-and-shadow effects; ambient lighting synchronized with music, voice prompts, driving modes, and more System Integration , achieving “light follows the chip”; in future intelligent scenarios, ambient lighting is also used to Auxiliary Prompt For example, visual alerts can be triggered in response to changes in ADAS status, or color temperature and brightness can be adjusted based on the driver’s state to enhance the driving experience.
The changes in application forms have also brought about A significant increase in the design complexity of ambient lighting systems These requirements—including high integration, high channel count drive capability, EMC compliance, functional safety and diagnostic features, and precise color control—can no longer be met by a single driver device. Consequently, integrating control and drive functions has emerged as a new design paradigm.
II. Specifically designed for area light sources and zoned ambient lighting: highly integrated, high-performance NSUC1527
Against this backdrop, NovoMicro’s NovoGenius® series of automotive-grade “MCU+” chips has been launched. High-Integration, High-Performance Automotive Ambient Lighting Driver Chip — NSUC1527 , by leveraging a customized “MCU+” concept, we deliver the optimal chip solution for specific applications. This solution is suitable for Area Light Sources and Zoned Ambient Lighting Application scenarios, supported More complex lighting design and system integration requirements ：
(1) Enhanced control and rendering capabilities to support more complex cockpit lighting effects.
In response to the trend of automotive interior ambient lighting evolving from point and linear light sources to area-based, zone-controlled illumination, the NSUC1527 is Targeted enhancements have been made to lighting effect control capabilities. . Product Integration 27-channel high-precision constant-current driver , the maximum drive current per channel can reach 64 mA, with built-in 2-bit time-division control, enabling independent control of 18 RGB LED beads, and supporting control of up to 81 RGB LED beads , thereby providing the hardware foundation for multi-zone independent control, complex dynamic lighting effects, and higher-density LED bead arrangements.
Meanwhile, based on ARM Cortex-M3 A 32-bit processor with a 72 MHz clock speed, along with 128 KB of Flash memory (with ECC) and 16 KB of SRAM. Storage Configuration , NSUC1527 supports more complex control logic, scene-based strategies, and diagnostic mechanisms, thereby delivering a richer ambient lighting interaction experience in the smart cockpit. Higher processing power 。
(2) Higher system integration and platform compatibility, enhancing solution development efficiency.
Continuation of NSUC1527 Customized “MCU+” The concept involves system-level integration with higher levels of integration tailored to specific application scenarios. Integrated MCU, LDO, and multiple communication interfaces as well as Route 27 The LED driver significantly enhances the system’s capacity to support regional ambient lighting applications. Based on this integrated architecture, customers can, within a limited space, Reduce the number of external components , optimize system design complexity and BOM structure, and improve platform onboarding efficiency.
Meanwhile, the product supports a 3.3V LDO output, external EEPROM, and OTA and A/B firmware backup capabilities, further meeting Software upgrades, parameter expansion, and ongoing maintenance requirements. Built-in product CAN transceiver , supports CAN FD, LIN, and UART and various other communication protocols , certified for EMC and C&S compliance, Compatible with mainstream in-vehicle networks , providing greater flexibility for platform-based development and vehicle model migration.
NSUC1527 Product Selection and Package Information
(3) High reliability and system robustness to support stable operation in in-vehicle environments.
NSUC1527 supported Wide input voltage range: 5.5V to 28V , which better accommodates fluctuations in the vehicle’s power supply; the product complies with AEC-Q100 Grade 1 automotive-grade standard , and supports Multiple fault diagnosis functions , supporting stable operation in complex in-vehicle environments.
(Source: NaCore Micro official website)
Hot News
2026 MCU Industry Outlook: Market Expansion, Technological Upgrades, and Supply Chain Restructuring
In 2026, the global microcontroller (MCU) industry is expected to maintain steady growth, driven by robust demand across multiple sectors, including automotive electrification, industrial automation, and IoT and AI infrastructure. At the same time, supply-chain constraints and successive price hikes will persist throughout the year. International industry leaders are accelerating their localization strategies, while domestic manufacturers continue to make breakthroughs in high-end offerings and product differentiation.