M451LD3AE Datasheet | Nuvoton Technology

M451 ARM Cortex® -M4 32-bit Microcontroller Nu Micro® Family M451 Series Datasheet M451 SERIES DATASHEET The information described in this document is the exclusive intellectual property of Nuvoton Technology Corporation and shall not be reproduced without permission from Nuvoton. Nuvoton is providing this document only for reference purposes of Nu Micro microcontroller based system design. Nuvoton assumes no responsibility for errors or omissions. All data and specifications are subject to change without notice. For additional information or questions, please contact: Nuvoton Technology Corporation. .nuvoton. Apr. 7, 2020 Page 1 of 244 Rev.2.09 M451 1 GENERAL DESCRIPTION The M451 series includes a total of 33 ARM® Cortex® -M4F based products, including the M451 Base Series, M452 USB Series, M453 CAN Series, and M451M Series which is pin patible with M051 LQFP48 and M058S LQFP64. By planning a plete product line, Nuvoton hopes to fulfill the demand for the ARM® Cortex® -M4F core with products at all levels and realize its customer mitment: total support for long-term petitiveness enhancement, and to fulfill their current product development demand and future innovation imagination. The M451 series embedded with the ARM® Cortex® -M4F core supports DSC (digital signal controller) and FPU (float point unit) and Features high performance puting capability running up to 72 MHz, built-in 256/128/72/40 KB Flash ROM, 32/16 KB SRAM plying with IEC60730 and independent 4 KB in-system programming Flash ROM for developing more flexible online upgrade code that support external UART, SPI, I2C, CAN and USB. It also supports EBI to provide greater flexibility for external memory. The entire M451 series is provided with outstanding specifications: four 32-bit timers, dual watchdogs, and integrates plenty of peripherals such as PDMA and RTCs, five UARTs that support 16-byte FIFO, three sets of SPI controllers that support quad mode, two I²C devices...