M261/M262/M263 Series Microcontroller Released by Nuvoton Technology Corporation

The NuMicro® M261/M262/M263 series microcontroller was released by Nuvoton Technology Corporation. This is a low-power and strong security microcontroller designed for IoT applications. This microcontroller is based on secure core like Arm®Cortex®-M23 and used for Armv8-M architecture.

This microcontroller will accomplish the need for IoT applications. The incorporation of SDHC 2.0, USB 2.0 FS OTG, high-performance communication interface with CAN Bus 2.0B, and an ADC with 3.76 MSPS to detect information from sensor devices to make a perfect choice selection for different applications like product design of IoT node device and smart home.

This microcontroller provides numerous power modes used for various operating scenarios & incorporates RTC through separate VBAT to maintain low power mode. These microcontrollers are suitable for battery operations with features like low voltage supply, low power, and quick wake up. The safety functions like safe boot task make sure that the device boots only with believed software using a sequence of digital signature verification methods.

The M261/M262/M263 Series Microcontroller includes total hardware crypto engines like DES/3-DES, AES 256/192/128, ECC, SHA, and TRNG (True Random Number Generator). And also, it features four regions programable XOM (eXecute-Only-Memory) to protect complicated program codes which drastically progress the product safety.


NuMicro® M261/M262/M263 Series Microcontroller Features

The features of M261/M262/M263 series microcontroller include the following.

  • The range of voltage is from 1.8 V to 3.6 V
  • The range of temperature ranges from -40 °C to +105 °C
  • The core is Armv8-M, Arm® Cortex®-M23 processor, runs up to – 64 MHz
  • Flash is 512 KB and dual bank,
  • SRAM is 96 KB
  • Communication Interfaces are 6 sets of LPUART, 3 sets of I²C, 1 set of QSPI, 4 set of SPI / I²S interface, 3 sets of Smart Card Interface, Up to 2 sets of USCI, 1 set of SDHC (Secure Digital Host Controllers), obedient with SD Memory Card 2.0 Version, and 16 / 8-bits External Bus Interface (EBI).
  • 24-channels Pulse width modulation
  • Four 32-bit timers
  • The unique ID is 96-bit
  • Unique Customer ID is 128-bit
  • Packages like QFN33, LQFP64, LQFP128
  • NuMicro® M261/ M262 / M263 series microcontroller consists of three series like NuMicro® M261 series, NuMicro® M262 USB 2.0 FS OTG series and NuMicro® M263 USB/CAN series.
  • The Nuvoton offers two kinds of evaluation boards like NuMaker-M263KI & NuMaker-IoT-M263 used for quicker development as well as prototyping.

Thus, this is all about M261/M262/M263 Series Microcontroller and its features. This microcontroller can be designed for IoT applications.