(1 PC) DS89C420-MNG DALLAS IC MICROCONTROLLER 8-BIT 8051 CPU CMOS DIP 40PIN

5 PCS W78E052DDG DIP-40 W78E052 DDG 8-Bit Microcontroller Chip IC

Signatics SC80C31BCCN40 DIP-40 CMOS Single-Chip 8-bit Microcontroller MCU IC

10 PCS N76E003AT20 TSSOP-20 N76E003 8-Bit 8051 Core Microcontroller MCU Chip IC

(1 PC) P8051AH/1124 Microcontroller 8-Bit MROM 8051 CPU 12MHz NMOS PDIP40

(1 PC) D8742 INTEL Microcontroller 8-Bit UVPROM 8048 CPU 0.8MHz NMOS CDIP40

Signatics SC80C31BCCN40 Dip-40 Cmos Single-Chip 8-Bit Microcontroller Mcu Ic

M8031A OKI 8051-Compatible 8031 Microcontroller ROMless 8-Bit 128B RAM DIP-40