STMicroelectronics STM32F105RCT7 3rd Party Development Tools: EWARM, EWARM-BL, MDK-ARM, RL-ARM, ULINK2 Connectivity: CAN, Ethernet, I??C, IrDA, LIN, SPI, UART/USART, USB OTG Core: ARM Cortex M3 Core Processor: ARM?® Cortex-M3?„? Core Size: 32-Bit Data Bus Width: 32 bit Data Converters: A/D 16x12b; D/A 2x12b Data Ram Size: 64 KB Eeprom Size: - Featured Product: STM32 Cortex-M3 Companion Products Interface Type: CAN, I2C, SPI, USART Maximum Clock Frequency: 72 MHz Maximum Operating Temperature: + 105 C Minimum Operating Temperature: - 40 C Mounting Style: SMD/SMT Number Of I /o: 51 Number Of Programmable I/os: 51 Number Of Timers: 10 On-chip Adc: 12 bit, 16 Channel On-chip Dac: 12 bit, 2 Channel Operating Supply Voltage: 2 V to 3.6 V Operating Temperature: -40?°C ~ 105?°C Oscillator Type: Internal Package / Case: 64-LQFP Peripherals: DMA, POR, PWM, Voltage Detect, WDT Processor Series: STM32F105x Program Memory Size: 256KB (256K x 8) Program Memory Type: FLASH Ram Size: 64K x 8 Series: STM32 Speed: 72MHz Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V Product Category: ARM Microcontrollers - MCU RoHS: yes Data RAM Size: 64 KB On-Chip ADC: Yes A/D Bit Size: 12 bit A/D Channels Available: 16 Number of Programmable I/Os: 51 Number of Timers: 10