* Compatible with MCS-51™ Products
* 20K Bytes of In-System Reprogrammable Flash Memory
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  – Endurance: 1,0.

(continued) 8-Bit Microcontroller with 20K Bytes Flash AT89C55 Pin Configurations PDIP PQFP/TQFP PLCC 0580D-A
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The AT89C55 is a low-power, high-performance CMOS 8-bit microcomputer with 20K bytes of Flash programmable and erasable read only memory. The device is manufactured using Atmel’s high density nonvolatile memory technology and is compatible with the i.

89C51

89C5122

89C5131

89C516RD

89C51AC2

89C51CC01

89C51ED2

89C51RB2

89C51RC

89C51RC2

89C51RD2

89C51RE2

89C52