1PCS AT89C51RD2-IM 89C51RD2 8-BIT Flash MCU PDIP40

1PCS P89C58X2FN 8-Bit 80C51 Flash Microcontroller PDIP40

Atmel AT89S8252-24PC 89S8252 8-Bit Flash Microcontroller PDIP40 x 1pc

5pcs AT89C55WD-24PU DIP-40 8-bit Microcontroller with 20K Bytes Flash IC

1PCS AT89C51ED2-UM AT89C51ED2-RDTUM 8-bit QFP-64 Flash Microcontroller

ATMEL AT90S4414-8PI 8-BIT 4KB Flash MCU PDIP40 X 2PCS

Atmel AT89S51-24PC 89S51 8-Bit FLASH MCU PDIP40 x 1pc

Atmel AT89S8252-24PI 89S8252 8-Bit Flash Microcontroller PDIP40 x 1pc