2 PCS AT89S52-24JU PLCC-44 89S52 8-bit Microcontroller with Programmable Flash

10 PCS AT89S52-24AU QFP-44 89S52 8-bit Microcontroller with Programmable Flash

2 PCS AT89S52-24PU DIP-40 89S52 8-bit Microcontroller with 8K Programmable Flash

5 PCS AT89S52-24JU PLCC-44 89S52 8-bit Microcontroller with Programmable Flash

Atmel AT89C51RC-24AU-TW (8051,8031) Flash microcontroller QFP44

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

2PCS AT89C52-24JI AT89C52 PLCC-44 8-Bit Microcontroller with 8K Bytes Flash

2 PCS AT89S52-24JU PLCC-44 89S52 8-bit Microcontroller with Programmable Flash