STMICROELECTRONICS STM32F1 ARM Cortex-M3 MCU, 32-Bit, 72MHz, 48-Pin LQFP

The STMICROELECTRONICS STM32F1 Series Microcontroller is a medium-density performance line device featuring an ARM Cortex-M3 32-bit RISC core. Operating at a frequency of 72MHz, this microcontroller offers high-speed embedded memories and an extensive range of enhanced I/Os and peripherals connected to two APB buses.

This advanced microcontroller incorporates two 12-bit, 1μs A/D converters with up to 10 channels, alongside a 7-channel DMA controller. It includes three general-purpose timers and one advanced control timer, providing comprehensive support for complex applications. With 37 fast I/O ports, it ensures versatile connectivity and control.

Memory and Interfaces

The device is equipped with 64KB of flash memory and 20KB of SRAM, plus a CRC calculation unit and a 96-bit unique ID. For communication, it supports multiple interfaces including two SPI, two I2C, three USART, one USB, and one CAN. Debugging is facilitated through Serial Wire Debug (SWD) and JTAG interfaces.

Power and Physical Specifications

Designed for low-power applications, it features a comprehensive set of power-saving modes and operates within a voltage range of 2V to 3.6V. The ambient operating temperature ranges from -40°C to 85°C. It comes in a compact 48-pin LQFP surface-mount package, measuring 43 mm in height, 33 mm in width, and 15 mm in depth, with a lightweight design of just 1.512 grams.