PY32F403CBT6 — Puya ARM Cortex-M4 MCU, 72MHz, 128KB flash, 20KB SRAM, LQFP48 Category: MCU Pricing LCSC $0.97 Mouser $1.31 DigiKey $1.25 Farnell $1.36 Manufacturer: https://www.puyasemi.com