8-bit 8051 MCU, 50MHz, 128KB Flash, 48-Pin QFN EP, SMT
8-Bit MCU, 50MHz, 128KB FLASH, 40 I/O, QFN, 1.8-5.25V
8-Bit MCU, 50MHz, 128KB FLASH, 8.25KB RAM, 8051 Core, QFP