Features
Compatible with MCS®51 Products 12K Bytes of In-System Programmable (ISP) Flash Program Memory
SPI Serial Interface for Program Downloading
Endurance: 10,000 Write, Erase Cycles 2K Bytes EEPROM Data Memory
Endurance: 100,000 Write, Erase Cycles 64-byte User Signature Array 2.7V to 5.5V Operating Range Fully Static Operation: 0 H- to 24 MH- (in x1 and x2 Modes) Three-level Program Memory Lock 256 x 8-bit Internal RAM 32 Programmable I, O Lines Three 16-bit Timer, Counters