STMicroelectronics STM32F103ZEH7 3rd Party Development Tools: EWARM, EWARM-BL, KSDK-STM32-PLUS, KSK-STM32F103ZE, MDK-ARM, RL-ARM, ULINK2 Connectivity: CAN, I??C, IrDA, LIN, SPI, UART/USART, USB Core: ARM Cortex M3 Core Processor: ARM?® Cortex-M3?„? Core Size: 32-Bit Data Bus Width: 32 bit Data Converters: A/D 21x12b; 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: 112 Number Of Programmable I/os: 112 Number Of Timers: 8 On-chip Adc: 3 (12 bit, 16 Channel) On-chip Dac: 2 (12 bit, 2 Channel) Operating Temperature: -40?°C ~ 105?°C Oscillator Type: Internal Package / Case: 144-BGA Peripherals: DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT Processor Series: STM32F103x Program Memory Size: 512KB (512K x 8) Program Memory Type: FLASH Ram Size: 64K x 8 Series: STM32 Speed: 72MHz Voltage - Supply (vcc/vdd): 2 V ~ 3.6 V