APM32F407VGT6 — Geehy ARM Cortex-M4F MCU, 168MHz, 1MB flash, 192KB SRAM, LQFP100 Category: MCU Pricing LCSC $3.33 Mouser $4.35 DigiKey $4.59 Farnell $4.80 Manufacturer: https://www.geehy.com