Secure Microprocessor Chip

 

 

FEATURES 

 8051-Compatible Microprocessor for 

Secure/Sensitive Applications 

Access 32kB, 64kB, or 128kB of NV SRAM for 

Program and/or Data Storage 

In-System Programming Through On-Chip Serial 

Port 

Can Modify Its Own Program or Data Memory in 

the End System 

 Firmware Security Features 

Memory Stored in Encrypted Form 

Encryption Using On-Chip 64-Bit Key 

Automatic True Random Key Generator 

Self Destruct Input (SDI) 

Optional Top Coating Prevents Microprobe 

(DS5002FPM) 

Improved Security Over Previous Generations 

Protects Memory Contents from Piracy 

 Crash-Proof Operation 

Maintains All Nonvolatile Resources for Over 10 

Years in the Absence of Power 

Power-Fail Reset 

Early Warning Power-Fail Interrupt

Watchdog Timer

 

 

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