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Supply voltage:

Temperature range:

144-pin or 64-pin package


The product is based on ARM Ltd. license for 32-bit АRМ Cortex-МЗ microprocessor core. The microcontroller has a wide choice of peripherals.

The microcontroller core has a advanced architecture, a wide command set and a powerful interrupt controller. The microcontroller has a long list of useful peripheral blocks. JTAG interface makes possible in-system debugging and programming.

The block diagramme


  • system based on CAN, LIN bus and RS-485, RS-232 and USB interfaces
  • final and primary data processing
  • measurement equipment
  • sensor scanning systems
  • remote control devices
  • voice applications
  • central processor unit for distributed systems


  • 32-bit ARM Cortex-M3 processor, running at frequencies of up to 80 MHz
  • 1.25 DMIPS/MHz (Dhrystone 2.1) performance at 0 wait state memory access
  • memory Protection Unit (MPU)
  • single-cycle multiplication and hardware division


  • 128 KBytes of Flash memory
  • 32 KBytes of SRAM
  • external system bus controller of with support of SRAM, ROM and NAND Flash IC’s

Supply and Clock rate:

  • internal regulator for core voltage supply
  • built-in power control system
  • internal battery domain
  • internal 8 MHz RC clock generator with calibration
  • internal 40 kHz RC clockgenerator with calibration
  • external oscillator 2…16 MHz
  • external oscillator 32 KHz
  • on-board PLL for clock frequency
  • dedicated PLL for USB clock frequency

Low power consumption modes:

  • Sleep, Stop and Standby
  • battery domain with RTC and backup registers

Analog features:

  • 2 12-bit ADC (up to 16 channels)
  • conversion range: 0 to 3.6 V
  • temperature sensor
  • 2 12-bit DAC
  • internal comparator

Peripheral features:

  • DMA controller
  • 2 controllers of CAN interface (2.0B)
  • USB OTG controller (Device and Host)
  • controllers of UART, SPI, I2C interfaces
  • up to 108 user IO's
  • 2 32-bit timer unit (timer/Capture/PWM)

Debug mode:

  • serial debug interfaces SWD and JTAG

Headquarter: Georgievskiy prospekt, 5, Zelenograd, Moscow, 124498, Russia_ Phone: +7 (495).981-54-33_ Fax: +7 (495).981-54-36_ E-mail:
JSC «ICC Milandr» © 2015