ST STM32F334K8T6TR

This is a microcontroller based on an Arm® Cortex®-M4 32-bit CPU (with FPU, up to 72 MHz), featuring single-cycle multiplication, hardware division DSP instructions, integrated multiple functional modules, and available in various package types.

• Core: Arm Cortex - M4 32-bit CPU with FPU (72 MHz max), single-cycle multiplication and HW division DSP instruction
• Memories: Up to 64 Kbytes of Flash memory
• Up to 12 Kbytes of SRAM with HW parity check
• Routine booster: 4 Kbytes of SRAM on instruction and data bus with HW parity check (CCM)
• CRC calculation unit
• Reset and supply management
• Low-power modes: Sleep, Stop, Standby
• VDD, VDA voltage range: 2.0 to 3.6 V
• Power-on/Power-down reset (POR/PDR)
• Programmable voltage detector (PVD)
• VBAT supply for RTC and backup registers
• Clock management
• 4 to 32 MHz crystal oscillator
• 32 kHz oscillator for RTC with calibration
• Internal 8 MHz RC (up to 64 MHz with PLL option)
• Internal 40 kHz oscillator
• Up to 51 fast I/O ports, all mappable on external interrupt vectors, several 5 V-tolerant
• Interconnect matrix
• 7-channel DMA controller
• Up to two ADC 0.20 μs (up to 21 channels) with selectable resolution of 12/10/8/6 bits, 0 to 3.6 V conversion range, single-ended / differential mode, separate analog supply from 2.0 to 3.6 V
• Temperature sensor
• Up to three 12-bit DAC channels with analog supply from 2.4 V to 3.6 V
• Three ultra-fast rail-to-rail analog comparators with analog supply from 2 to 3.6 V
• One operational amplifiers that can be used in PGA mode, all terminals accessible with analog supply from 2.4 to 3.6 V
• Up to 18 capacitive sensing channels supporting touchkeys, linear and rotary touch sensors
• Up to 12 timers
• HRTIM: 6 x16-bit counters, 217 ps resolution, 10 PWM, 5 fault inputs, 10 ext event input, 1 synchro. input, 1 synchro. out
• One 32-bit timer and one 16-bit timer with up to 4 IC/OC/PWM or pulse counter and quadrature (incremental) encoder input
• One 16-bit 6-channel advanced-control timer, with up to 6 PWM channels, deadtime generation and emergency stop
• One 16-bit timer with 2 IC/OCs, 1 OCN/PWM, deadtime generation, emergency stop
• Two 16-bit timers with IC/OC/OCN/PWM, deadtime generation and emergency stop
• Two watchdog timers (independent, window)
• SysTick timer: 24-bit downcounter
• Up to two 16-bit basic timers to drive DAC
• Calendar RTC with alarm, periodic wakeup from Stop
• Communication interfaces: CAN interface (2.0 B Active) and one SPI
• One I²C with 20 mA current sink to support Fast mode plus, SMBus/PMBus
• Up to 3 USARTs, one with ISO/IEC 7816 interface, LIN, IrDA, modem control
• Debug mode: serial wire debug (SwD), JTAG
• 96-bit unique ID
• All packages ECOPACK compliant