8-Bit 25MHz MCU, 8051 Core, 256B RAM, PLCC
64KB ROMless 8051 Microcontroller, 8b Data Bus, 25MHz, PLCC-44
8-Bit MCU, 25MHz, 256B RAM, 32 I/O, 44-Pin PQCC
8-Bit 8051 Microcontroller, 25MHz, 5V, ROMless, 256B RAM, PLCC
