80C51 80C51 8-bit microcontroller family 4K/128 OTP/ROM/ROMless voltage 2.7V.5.5V, power, high speed
80C517 8-Bit CMOS Single-Chip Microcontroller
80C517A 8-Bit CMOS Single-Chip Microcontroller
80C51BH CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
80C51BH-1/BQA 8-Bit Microcontroller
80C51BH/BQA 8-Bit Microcontroller
80C51BHP CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
80C51FA EVENT-CONTROL CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
80C51FAMILY 80C51 8-bit microcontroller family
80C51GB CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
80C51RA 8-bit CMOS voltage, power high speed) microcontroller families
80C51RA+ 80C51 8-bit microcontroller family 8K-4K/256-1K OTP/ROM/ROMless, low voltage (2.7V-5.5V), low power, high speed (33 MHz)
80C51RX2 From datasheet system
80C51SL-BG KEYBOARD CONTROLLER
80C51X2 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B voltage power, high speed 30/33