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M5531 Series
https://www.nuvoton.com.cn/products/microcontrollers/arm-cortex-m55-mcus/m5531-series/
Flash/SRAM (bytes) 2M / 1.5M M5531R2LJAE M5531K2LJAE M5531H2LJAE Package LQFP64 (10 × 10 mm) LQFP128 (14 × 14 mm) LQFP176 (24 × 24 mm) NuMicro® M5531 系列是一款高效能的微控制器(MCU),专为需要强大数字讯号处理能力的应用而打造。搭载 Arm® Cortex®-M55 处理器,频率最高可达 220 MHz,提供稳定而快速的运算效能。其工作电压范围为 1.71V 至 3.6V,工作温度范围为 -40°C 至 +105°C。 增强的运算能力 M5531 系列内建最高 1.5 MB 的 SRAM 以及 2 MB 的 Flash 内存,并支持 SPIM接口,以满足额外的 RAM 与 ROM 扩充需求。其丰富的运算资源,包括 DSP 扩展、向量扩展(Helium)、双精度浮点运算单元(FPU)、两组(16通道)PDMA 控制器、一组(2通道)GDMA(Graphic Direct Memory Access) 控制器、以及充足的 SRAM 和 Flash 内存,使其特别适合用于计算密集型的嵌入式应用,例如实时讯号处理、高效能控制系统、传感器融合、工业自动化以及通讯系统。 强化的安全措施 安全性是 M5531 系列的另一大重点,配备先进的安全功能,如安全开机(Secure Boot)、Arm TrustZone®、真随机数产生器(TRNG)、密钥衍生函数(Key Derivation Function)、密钥储存(Key Store)、AES/ECC/RSA/SHA/HMAC 硬件加解密加速器,并且符合 Arm PSA Certified™ Level 2 规范。这些强大的安全措施能大幅提升以 M5531 建构之系统的安全性与完整性。 丰富的控制功能 在模拟与控制功能方面,M5531 系列整合了 2 组 12 位 SAR ADC、2 组 12 位 1 Msps DAC、4 组模拟比较器(ACMP)、1 组内建温度传感器、1 组内部电压参考产生器、最高 24通道的 PWM 输出、4 组 QEI,以及 4 组输入捕捉单元。 多样化的连接接口 M5531 系列同时提供丰富的通讯与周边接口,包括 1 组可灵活配置为
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