The STM32F20x family is based on the high-performance ARM Cortex -M3 32-bit RISC core operating at a frequency of up to 120 MHz. The family incorporates high-speed embedded memories (Flash memory up to 1 Mbyte, up to 128 Kbytes of system SRAM), up to 4 Kbytes of backup SRAM, and an extensive range of enhanced I/Os and peripherals connected to two APB buses, three AHB buses and a 32-bit multi-AHB bus matrix.

Note:

1. For more technical details, go through the datasheet in the attachments
2. Image may vary from actual product in terms of brand and value printed

Specifications:

1. Operating voltage: 3.6 V
2. Frequency: 120 MHz
3. Interface: I2C , SPI , USB , CAN , IrDA , MMC , UART , USART , LIN , SDIO , I2S
4. Operating temperature: 85 C
5. Memory: 512 kB FLASH
6. Number of I2C Channels:3