CH32V003F4P6R — WCH RISC-V RV32EC MCU, 48MHz, 16KB flash, 2KB SRAM, TSSOP20, tape & reel, 2500 pcs Category: MCU Pricing LCSC $0.20 Mouser $0.24 DigiKey $0.25 Farnell $0.29 Manufacturer: https://www.wch.cn