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Manufacturer Part #


STM32F Series 512 kB Flash 64 kB RAM ARM Based 32-Bit Microcontroller - LQFP-100

Mfr. Name: STMicroelectronics
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Technical Attributes
Attributes Table
Family Name: STM32F
Core Processor: ARM Cortex M3
Program Memory Type: Flash
Flash Size (Bytes): 512kB
RAM Size: 64kB
Speed: 72MHz
No of I/O Lines: 80
InterfaceType / Connectivity: CAN/I2C/SPI/USART/USB
Peripherals: CAN/I2C/On-Chip-ADC/On-Chip-DAC/PWM/SPI/USART/USB/Watchdog
Number Of Timers: 8
Supply Voltage: 2V to 3.6V
Operating Temperature: -40°C to +105°C
On-Chip ADC: 3(16-chx12-bit)
On-Chip DAC: 2(2-chx12-bit)
Watchdog Timers: 2
Package Style:  LQFP-100
Mounting Method: Surface Mount
Features & Applications

The STM32F103VET7 high-density performance line microcontroller incorporates the high-performance ARM Cortex™-M3 32-bit RISC core operating at a 72 MHz frequency, high-speed embedded memories (Flash memory up to 512 Kbytes and SRAM up to 64 Kbytes), and an extensive range of enhanced I/Os and peripherals connected to two APB buses.

It offers three 12-bit ADCs, four general purpose 16-bit timers plus two PWM timer, as well as standard and advanced communication interfaces: two I2Cs, three SPIs, two I2Ss, five USARTs, one SDIO, an USB and a CAN.


  • ARM® 32-bit Cortex®-M3 CPU Core
  • 512 Kbytes of Flash memory and 64 Kbytes of SRAM
  • 2.0 to 3.6 V application supply and I/Os
  • 3 x 12-bit, 1 µs A/D converters
  • 2 × 12-bit D/A converters
  • 12-channel DMA controller
  • POR, PDR, and programmable voltage detector (PVD)
  • Serial wire debug (SWD) & JTAG interfaces
  • 2 watchdog timers
  • Up to 13 communication interfaces
  • CRC calculation unit, 96-bit unique ID
  • ECOPACK® package
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