STMicroelectronics STM32F030RCT6, 32bit ARM Cortex M0 Microcontroller, STM32F0, 48MHz, 256 kB Flash, 64-Pin LQFP

Core: Arm® 32-bit Cortex®-M0 CPU, frequency up to 48 MHz Memories 16 to 256 Kbytes of Flash memory 4 to 32 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 = VDD to 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 55 fast I/Os All mappable on external interrupt vectors Up to 55 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 six 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 Serial wire debug (SWD)