STM32H503KB Datasheet | STMicroelectronics

STM32H503xx Arm® Cortex®-M33 32-bit MCU+FPU, 375 DMIPS, 250 MHz, 128 Kbytes flash memory, 32 Kbytes RAM, I3C - production data Features Includes ST state-of-the-art patented technology Core - Arm® Cortex®-M33 CPU with FPU, frequency up to 250 MHz, MPU, 375 DMIPS (Dhrystone 2.1), and DSP instructions ART Accelerator - 8-Kbyte instruction cache allowing 0-wait-state execution from flash memory (frequency up to 250 MHz) Benchmarks - 1.5 DMIPS/MHz (Drystone 2.1) - 1023 Core Mark® (4.092 Core Mark®/MHz) Memories - 128 Kbytes of embedded flash memory with ECC, two banks of read-while-write - 2-Kbyte OTP (one-time programmable) - 32-Kbyte SRAM with ECC - 2 Kbytes of backup SRAM (available in the lowest power modes) Clock, reset, and supply management - 1.71 V to 3.6 V application supply and I/O - POR, PDR, PVD, and BOR - Embedded regulator (LDO) - Internal oscillators: 64 MHz HSI, 48 MHz HSI48, 4 MHz CSI, 32 k Hz LSI - Two PLLs for system clock, USB, audio, and - External oscillators: 4 to 50 MHz HSE, 32.768 k Hz LSE LQFP64 (10 x 10 mm) LQFP48 (7 x 7 mm) UFQFPN48 (7 x 7 mm) UFQFPN32 (5 x 5 mm) WLCSP25 (2.33 x 2.24...