Cortex M0 MCU 32 KB Flash
The NuMicro® M0A23OC1AC, a product of the M0A23 Series developed by Nuvoton, is a highly efficient 32-bit microcontroller. This device is built on the Arm® Cortex®-M0 core and is specifically designed for robust and high operating temperature applications. It is a preferred choice for applications such as 24 GHz mmWave radar, Battery Management System (BMS), car lighting, electric window lifters, and power seat mechanisms.
Function & Applications:
The M0A23OC1AC is packed with rich analog peripherals and a highly flexible digital pin function assignment that provides more versatility. Communication is facilitated through a robust CAN 2.0B and LIN interface. Importantly, the operating temperature range span from -40℃ to 125℃ while the operating voltage limits are between 2.4V to 5.5V, making it ideal for managing Battery Management Systems, powerful car lighting systems, electric window lifters, and power seats.
The M0A23OC1AC offers impressive performance, running at speeds up to 48 MHz and supporting a hardware divider. It holds 32 Kbytes Flash memory, 4 Kbytes SRAM and 2 Kbytes LDROM optimized for In-System Programming (ISP) features, which makes firmware updates easier. Other important features include CRC calculation units, internal RC oscillators, various timers, Peripheral DMA (PDMA) supporting up to five independent configurable channels, and multiple communication interfaces.
Package Types, Interface & Pin Configuration:
The M0A23OC1AC is available in the SSOP20 package type (5.3x7.2x1.75 mm). This microcontroller offers up to 18 GPIOs in SSOP20. Each IO pin in the M0A23OC1AC series can be assigned to digital peripherals like UART, SPI, and PWM. Furthermore, this series has two sets of Universal Serial Control Interfaces (USCI) that can function as UART, SPI, or I2C.
Reliability & Lifespan:
The M0A23OC1AC comes with safety features such as a low voltage reset (LVR) and a brown-out detector (BOD) that ensures system safety. It is well-equipped to handle robust applications for a long period, thus, ensuring a prolonged lifespan.
Standards & Certifications:
The M0A23OC1AC aligns with the highest standards in the industry for performance and safety and has been certified to be compliant with CAN protocol version 2.0 part A and B.
Application Cases & Reference Designs:
The M0A23OC1AC is suitable for numerous applications, due to its flexibility and reliability with its unique features. Common applications include 24GHZ mmWave radars and car lighting systems. The reference design models like NuMaker-M0A23OC Schematic, the M0A23OC1AC Technical Reference Manual, and the M0A21/M0A23 Series Board Support Package are also available for users and manufacturers.
In conclusion, the M0A23OC1AC is an outstanding microcontroller that offers a perfect balance between performance, reliability, and system safety. It is efficient, versatile, and application-friendly, promising potential users excellent value for their investment.