Microcontrollers(4)

Application Specific SoCs(4)

M451M Series

The NuMicro® M451M series 32-bit microcontroller ( MCU ) is embedded with the ARM® Cortex®-M4 core and operating at 2.5V ~ 5.5V and - 40 ℃ ~ 105 ℃ , and provides 22.1184 MHz internal oscillator ( 1 % accuracy at 25 ℃ , 5V ) , Data Flash configurable and high immunity ( 8 kV ESD, 4 kV EFT ) . Package types include LQFP48, LQFP64 and LQFP100.

Target Application:

Industrial Automation, PLCs, Inverters, Home Automation, Portable Data Collector, Smart Card Reader, Motor Control, etc.

Key Features:

Core
  - ARM® Cortex®-M4 with DSP and FPU
  - Max frequency of 72 MHz
  - Operating voltage: 2.5V to 5.5V
  - Temperature range: - 40 ℃ ~ 105 ℃
 
Memory
  - 40/72/128/256 KB of Flash Memory
  - 16/32 KB of SRAM
  - Data Flash configurable
 
12-bit ADC ( up to 16 channels )
 
12-bit DAC
 
16-bit PWM ( up to 12 channels )
 
Timers
  - Four timers
  - RTC
 
Connectivity
  - Up to 5 UART s
  - Up to 2 LINs
  - Up to 3 SPI s
  - Up to 2 I²Cs ( up to 1 MHz )
  - Smart card interfaces
  - Up to 2 I²S interfaces
 
Security
  - CRC engine
 
Clock Control
  - 4 to 24 MHz external crystal oscillator
  - 22.1184 MHz internal RC oscillator
  - 10 kHz internal RC oscillator