STMicroelectronics STM32F070F6P6, 32bit ARM Cortex M0 Microcontroller, STM32F0, 48MHz, 32 kB Flash, 20-Pin TSSOP

Core: ARM® 32-bit Cortex®-M0 CPU, frequency up to 48 MHz Memories 32 to 128 Kbytes of Flash memory 6 to 16 Kbytes of SRAM with HW parity CRC calculation unit Reset and power management Digital & I/Os supply: VDD= 2.4 V to 3.6 V Analog supply: VDDA= VDDto 3.6 V Power-on/Power down reset (POR/PDR) Low power modes: Sleep, Stop, Standby Clock management 4 to 32 MHz crystal oscillator 32 kHz oscillator for RTC with calibration Internal 8 MHz RC with x6 PLL option Internal 40 kHz RC oscillator Up to 51 fast I/Os All mappable on external interrupt vectors Up to 51 I/Os with 5V tolerant capability 5-channel DMA controller One 12-bit, 1.0 μs ADC (up to 16 channels) Conversion range: 0 to 3.6 V Separate analog supply: 2.4 V to 3.6 V Calendar RTC with alarm and periodic wakeup from Stop/Standby 11 timers One 16-bit advanced-control timer for six-channel PWM output Up to seven 16-bit timers, with up to four IC/OC, OCN, usable for IR control decoding Independent and system watchdog timers SysTick timer Communication interfaces Up to two I2C interfaces Up to four USARTs supporting master synchronous SPI and modem control, one with auto baud rate detection Up to two SPIs (18 Mbit/s) with 4 to 16 programmable bit frames USB 2.0 full-speed interface with BCD and LPM support Serial wire debug (SWD)