Datasheet Microchip AT89S53-24AC — 数据表

Features
• Compatible with MCS-51™ Products
• 12K Bytes of In-System Reprogrammable Downloadable Flash Memory
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• – SPI Serial Interface for Program Downloading
– Endurance: 1,000 Write/Erase Cycles
4V to 6V Operating Range
Fully Static Operation: 0 Hz to 24 MHz
Three-level Program Memory Lock
256 x 8-bit Internal RAM
32 Programmable I/O Lines …