5PCS AT89S52-24PU AT89S52 DIP-40 ATMEL Microcontroller CHIP IC A | eBay
Atmel -AT89S52- Microcontroller
My TechnoCare AT89S52 IC ATMEL 8051 Microcontroller Chip + 40 Pin DIP Mount IC Socket | 8 Bit Microprocessor 8Kb ISP(in System Programming) Flash Memory Up to 33MHz Clock Frequency Speed :