APM32F407VET6-I — Geehy ARM Cortex-M4F MCU, 168MHz, 512KB flash, 192KB SRAM, LQFP100, industrial range -40..+85C Category: MCU Pricing LCSC $3.37 Mouser $4.45 DigiKey $4.47 Farnell $4.91 Manufacturer: https://www.geehy.com