STMicroelectronics STM32F105RB

The STMicroelectronics STM32F105RB is a Core: ARM 32-bit Cortex-M3 Microcontroller, CPU clock up to 72MHz Memories: 128kB Embedded Flash 64kB Embedded SRAM Specific Features: - USB 2.0 Full Speed Device/Host/OTG Controller with on-chip PHY - 12-channel DMA controller - 2 * CAN Interface (2.0B Active) - 2 * 12-bit ADC (16-channel) - 2 * 12-bit DAC - 2 * I2C - 5 * UART - 3 * SPI - 51 GPIO pins Common Features: PLL, Embedded Internal RC 8MHz and 32kHz, Real-Time Clock, Nested Interrupt Controller, Power Saving Modes, JTAG and SWD, four 16-bit Timers with Input Capture, Output Compare and PWM or Pulse Counter and Quadrature Encoder Input, 16-bit Motor Control PWM, two Watchdog Timers, SysTick Timer, two 16-bit Basic Timers for DAC, CRC Calculation Unit (96-bit unique ID).