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NuMicro NUC472 series of 32-bit ARM microcontrollers


Nuvoton Technology Corporation launched the new member of NuMicro microcontroller family - NUC472 series, 32-bit microcontrollers embedded with ARM® Cortex-M4F core. They are designed for industrial control and applications which need rich communication interfaces and high computing power. They include, among others, industrial Ethernet 10/100 MAC, industrial USB OTG/HS Device and symmetric encryption/decryption hardware accelerator.

NUC472


Key features:
  • ARM® Cortex-M4F core which runs up to 84 MHz and supports 32-bit hardware multiplier and IEEE 754 compliant Floating-point Unit (FPU)
  • NVIC which supports programmable 256 level priorities for interrupts
  • supports Serial Wire Debug (SWD) interface
  • built-in LDO for wide operating voltage ranged from 2.5 V to 5.5 V
  • In-System-Programming (ISP) and In-Application?Programming (IAP)
  • supports 2-wired ICP update through SWD/ICE interface
  • 256/512 KB Flash for program code
  • 64 KB SRAM
  • configurable Data Flash address and size
  • 16 KB Flash for ISP loader
  • 16-channel PDMA
  • four 32-bit timers
  • Watchdog Timer
  • Real Time Clock (RTC)
  • 6-channel 16-bit PWM
  • up to 144 GPIOs
  • 5 clock sources:
    • external 4~24 MHz high-speed crystal oscillator for system operation
    • external 32768 Hz crystal oscillator for RTC function and low power system operation
    • internal 22,1184 MHz trimmable high-speed RC oscillator for system operation
    • internal 10 kHz RC oscillator for Watchdog and Wake-up operation
    • programmable PLL output clock frequency, up to 84 MHz, sourced from external crystal or RC high speed oscillators for high performance system operation
  • interfaces:
    • 6 x high-speed UARTs with IrDA (SIR), LIN and RS485 functions
    • 6 x Smart Card ports compliant to ISO-7816-3
    • 4 x SPI
    • 5 x I2C
    • 2 x I2S
    • PS/2 Device
    • 2 x CAN 2.0
    • USB 2.0 FS
    • EBI
    • Image Capture Interface to CMOS image sensor
    • SD Host
  • Quadrature Encoder Interface (QEI)
  • 12-bit SAR ADC which supports 12 single-end or 6 differential analog input channels, conversion rate up to 1 MSPS (in the differential mode)
  • three analog comparators
  • two operational amplifiers
  • Cryptographic Accelerator supporting DES/TDES, AES and SHA algorithms
  • Random Number Generator
  • Ethernet 10/100 MAC compliant with IEEE 802.3-2002
  • Idle Mode and Power Down Mode
  • low voltage detector (BOD) with 4 detection levels
  • built-in temperature sensor with 1°C resolution
  • wide operating voltage: 2.5V~5.5V
  • industrial temperature: -40°C ~ +105°C
  • available packages: LQFP64, LQFP100, LQFP128, LQFP144 and LQFP176, RoHS compliant