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CM1003 Series
https://www.nuvoton.com.cn/products/microcontrollers/8bit-8051-mcus/cm1003-series/
Flash Memory/ SRAM (Kbytes) 64K/4K CM1003DJ3AE CM1003DJ8AE CM1003DL8AE 32K/4K CM1003CJ3AE 32K/1K CM1003CF2AE CM1003CF3AE 16K/1K CM1003BF2AE CM1003BF3AE Package TSSOP20 QFN20 QFN33 LQFP32 LQFP48 The NuMicro® CM1003 series is an embedded Flash Mmemory type 1T 8051-based microcontroller. The instruction set is fully compatible with the standard 80C51 and performance enhanced. It supports 16/24 MHz core speed and features up to 64 KB of Flash Memory, 256 bytes of RAM and 4 KB of auxiliary RAM (XRAM), 4 KB of Flash loader memory (LDROM), 2.4V to 5.5V operating voltage, and -40°C to +105°C operating temperature. The NuMicro® CM1003 series also provides plenty of peripherals including four 16-bit Timers, two UARTs with frame error detection and automatic address recognition, three ISO 7816-3 interfaces, one SPI, one I²C, 12 channels of PWM, and 15-channel 12-bit 500 kSPS ksps ADC with continuous mode. The peripherals are equipped with 24 sources with 4-level-priority interrupts capability.
Produkte und Technologien / Nuvoton Technology Unveils Upgraded NuMicro® M2354 MCU: Enhanced Security and Compact Footprint for Server, IoT, and Edge
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000568/
Nuvoton Technology Unveils Upgraded NuMicro® M2354 MCU: Enhanced Security and Compact Footprint for Server, IoT, and Edge High Security Integration, Low Power, and Small Package, Providing Cost-Effective RoT Hsinchu, Taiwan - Aug. 29, 2025 - Nuvoton Technology releases the upgraded NuMicro® M2354, tailored for applications such as server RoT, smart city, IoT, and smart metering. NuMicro® M2354 is an Arm® TrustZone® microcontroller based on the Armv8-M architecture and powered by the Arm® Cortex-M23® CPU, designed to enhance IoT security. It is suitable for long-term confidentiality requirements and highly sensitive data protection scenarios. The M2354 operates at frequencies up to 96 MHz, offers a wide operating voltage range of 1.7V to 3.6V, and a broad operating temperature range of -40°C to +105°C. The power consumption is 89.3 μA/MHz in LDO mode and 39.6 μA/MHz in DC-DC mode. The Standby Power-down mode consumes less than 2 µA, and the Deep Power-down mode without VBAT consumes
Produkte und Technologien / Nuvoton’s Brand-New M55M1 AI MCU Debuts, Featuring Built-in NPU for Unmatched Entry-Level AI Performance
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000573/
Nuvoton’s Brand-New M55M1 AI MCU Debuts, Featuring Built-in NPU for Unmatched Entry-Level AI Performance Hsinchu, Taiwan – October 28, 2025 – Nuvoton Technology officially launches its latest generation AI microcontroller, the NuMicro® M55M1, specifically designed for edge applications such as AI data recognition and intelligent audio. Positioned as a rare entry-level AI solution in the market, the M55M1 integrates an NPU delivering up to 110 GOPS of AI computing power, providing over 100 times the inference performance compared to traditional 1GHz MCUs. Paired with Nuvoton’s self-developed NuML Tool Kit, it enables developers to quickly get started with AI applications in a familiar MCU development environment. A variety of AI models are also available for trial, including face recognition, object detection, audio command recognition, and anomaly detection, effectively lowering the technical barrier and accelerating product deployment. To meet diverse AI application scenarios, the
Produkte und Technologien / Nuvoton Launches High Immunity ARM Cortex®- M4 based NuMicro M451 Series MCU with 5V input and Pin Compatible with the M051 Series
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000189/
NuTiny-SDK-M451 2015/6/26 – Nuvoton launches the high immunity NuMicro M451 series embedded with the ARM® Cortex®-M4F core. The NuMicro M451 series provides the wide operating voltage (2.5V-5.5V) and 5V input support for I/O to significantly enhance system stability, industrial operating temperature (-40°C - 105°C), 22.1184 MHz internal RC oscillator (variation < ±2%) and 32.768 kHz external crystal oscillator (variation < ±0.25%) working at -40˚C- 105˚C to boost system immunity and adequately fulfill the high precision demand of communications. The NuMicro M451 series is specifically suitable for high-performance and high-precision applications, such as industrial control, system automation, security surveillance, autotronics and digital power control. The specially designed VAI (Voltage Adjustment Interface) system supports voltage level adjustment for individual I/O (1.8V-5.5V) to save additional cost on adjusting the interface voltage difference of peripheral components.
Produkte und Technologien / Nuvoton Launches High Performance NuMicro® M480 Series Arm Cortex®-M4 Microcontroller with Secure Boot Function and Hardware Cryptography
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000236/
Hsinchu, Taiwan－2018/06/11－Nuvoton Technology Corp., a leading microcontroller provider, announces the launch of its high performance, low power NuMicro® M480 series - an Arm® Cortex®-M4 based microcontroller, supporting DSP instruction and integrated floating-point unit. The M480 series provides rich features and consists of six sub-series targeting different applications. The M480 series supports up to 512 KB Flash and 160 KB SRAM. The operation frequency is up to 192 MHz with 175µA/MHz dynamic power consumption, and the standby current can be as low as 1µA. The secure boot functionality provides a constant digital signature of system software for identification during boot up to protect the integrity of Flash data from malicious attack. The embedded hardware cryptography engine provides fast and easy encryption, decryption, and authentication. Furthermore, the M480 series also supports 10/100 Mbps Ethernet RMII, high-speed USB 2.0 OTG and rich peripherals, making it the ultimate
Produkte und Technologien / Nuvoton Launches NuMicro® M2351 Series TrustZone® Empowered Microcontroller Focusing on IoT Security
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000239/
Hsinchu, Taiwan – Sep. 10th, 2018 –The rise of the internet of things era has increased awareness for the integration of the physical world into digital systems. While the digitization of our everyday lives led to efficiency improvements and economic benefits, it has also caused pressure on systems designers who are now required to come up with innovative IoT products capable of performing secure connection and data exchange while maintaining low power consumption. Since security and power consumption are the key requirements of IoT application, Nuvoton launches the NuMicro M2351 Series, which excels in supporting the proliferation of intelligent connected devices. Its secure and efficient power management features strengthen the innovation of IoT security and collaborative software development, such as the IoT devices with a secure connection, smart home appliance, fingerprint locks. The NuMicro M2351 microcontroller series is powered by Arm® Cortex®-M23 core and operates at up to 64
Produkte und Technologien / Nuvoton Technology launches new NuMicro® ML56 series microcontrollers featuring low power, built-in capacitive touch sensing, and LCD driver
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000393/
Hsinchu, Taiwan - 2021/01/21 - Nuvoton NuMicro® ML56 series is a microcontroller series with low power, built-in capacitive touch sensing, and LCD driver. It is based on 1T 8051 core, embedded 64 KB flash, and 4 KB SRAM. It runs less than 100 µA/MHz in normal run mode for low power operation, and the power-down current is below 2 µA with an LCD panel display. NuMicro ML56 series runs up to 24 MHz, operating from 1.8V to 3.6V and -40°C to 105°C. With up to 14 channels of touch keys and 224 dots of LCD driver, it can fulfill the user interface of the smart family and surveillance system of IIoT application, which requires user interface and cares about power consumption. NuMicro ML56 series integrates capacitive touch sensing circuit with enhanced touch key controller, supporting up to 14 independent touch channels with low power characteristics, waterproof, and high noise resistance features. With less than 2 µA consumption, you can complete all touch keys’ calibration in Power-down
Produkte und Technologien / Nuvoton Technology Launches brand new M261/M262/M263 Series Microcontroller with Low Power and Robust Security designed for IoT applications
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000370/
Hsinchu, Taiwan - 2019/08/15 - Nuvoton Technology Corporation launches a brand new low power, robust security M261/M262/M263 series microcontroller designed for IoT applications. It is based on Arm® Cortex®-M23 secure core for Armv8-M architecture, running up to 64 MHz with 512 KB Flash in dual bank mode supporting Over-The-Air (OTA) Firmware update and 96 KB SRAM. Nuvoton provides a rich product portfolio for new generation IoT applications. The brand new M261/M262/M263 series adopts advanced low power and security technology with high performance connectivity interface. The power consumption in the normal run is down to 45 μA/MHz in DC-DC mode and it implements a secure boot function and hardware crypto acceleration to achieve the security of IoT device. M261/262/263 series satisfies the IoT applications in both low power and high security requirements. For IoT connectivity and sensor, it integrates SDHC 2.0, USB 2.0 FS OTG, CAN Bus 2.
Unternehmen / Nuvoton® Invited to Become a leading ARM® University Program Partner in the Asia Pacific Region
https://www.nuvoton.com.cn/news/news/business/TSNuvotonNews-000024/
Hsinchu, Taiwan, R.O.C. – On June 3rd, 2013 at the Design Automation Conference (DAC) hosted in Austin, Texas, ARM officially announces its invitation for Nuvoton Technology Corp. to become its first university program partner, located in the Asia Pacific region. As part of the DAC proceedings, ARM will feature Nuvoton’s ARM Cortex®-M microcontroller (MCU) learning and development platform in demonstrations. After launching the first ARM Cortex M0 32-bit microcontroller in Taiwan (the second such product in the world) in 2010, Nuvoton grew at a rapid pace due to rising demands in applicable markets such as industrial control, consumer electronics, automation, high speed computing, and communications control and its outstanding cost and price performance ratio for 32-bit microcontroller products. More than 50 million microcontrollers were shipped by mid-2013, making Nuvoton a world-leading supplier of ARM Cortex M0 32-bit microcontrollers.
Produkte und Technologien / Nuvoton Microcontroller Touch Key Platform - High Performance, Low Power Consumption: The Great Choice for Touch Key Solutions
https://www.nuvoton.com.cn/news/news/products-technology/TSNuvotonNews-000544/
Nuvoton Microcontroller Touch Key Platform High Performance, Low Power Consumption: The Great Choice for Touch Key Solutions Hsinchu, Taiwan - 24 January 2025 - With the rapid development of the Internet of Things (IoT) and smart home applications, touch key technology has become crucial for human-machine interfaces. Nuvoton’s NuMicro® microcontroller series, equipped with capacitive touch key technology, provides a touch experience with waterproof, noise-resistant, and high-sensitivity features, bringing innovative solutions to various applications. This press release will cover more product series and technical details, comprehensively demonstrating the advantages of NuMicro® microcontrollers in touch applications. Advantages of Touch Key Technology Superior Waterproof and Noise Immunity: Ensures stable and reliable operation even in humid or electromagnetically noisy environments. For example, the capacitive touch keys of the M256 and M258 series can withstand a 2mm water droplet
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