1PCS AT89C52-24PC 8-Bit Microcontroller with 8K Bytes Flash DIP40

1PCS AT89S52-24PU 8-bit Microcontroller with 8K Bytes Flash

1PCS AT89C55WD-24PU 8-bit Microcontroller with 20K Bytes Flash

1PCS AT89S51-24PU 8-bit Microcontroller with 4K Bytes Flash

1PCS ATMEL AT89C2051 AT89C2051-24PU 8-bit Microcontroller with 2K Bytes Flash

5 PCS AT89C52-24PI DIP-40 AT89C52 8-Bit Microcontroller with 8K Bytes Flash

1PCS AT89S8253-24PU 8-bit Microcontroller

2 PCS AT89C51RC-24PU DIP-40 AT89C51 8-bit Microcontroller with 32K Bytes Flash