DS3644

PRODUCTION

DeepCover Security Manager with 1KB Secure Memory and Programmable Tamper Hierarchy

Tamper-Detection Hierarchy with On-Chip Nonimprinting Memory Safeguard Critical Data

Part Models
3
1ku List Price
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Part Details

  • Memory
    • 1024-Byte Nonimprinting Memory with High-Speed Erase
    • 64 Bytes General-Purpose RAM (Not Cleared)
    • External SRAM Control and Optional Tamper-Event Erasure
    • Segmented Tamper-Detection Memory Hierarchy with Programmable Tamper-Event Sources
  • Tamper
    • On-Chip Programmable Temperature Sensing with Proprietary Rate-of-Change (ROC) Detector
    • Two General-Purpose Tamper-Detect Logic Inputs
    • Four Uncommitted Tamper-Detect Comparator Inputs
    • Four Window Comparators with On-Chip Reference Voltage
    • Latching and Timestamping of Tamper Events
    • Crystal Oscillator Tamper Monitoring
  • Other
    • Programmable Power-Consumption Options for Very Low Standby Current
    • 64-Bit Unique Silicon Serial Number
    • On-Chip Random-Number Generator (RNG)
    • 32-Bit Seconds Counter with Watchdog Timer and Alarm Output
    • CPU Supervisor
    • I2C-Compatible Interface
DS3644
DeepCover Security Manager with 1KB Secure Memory and Programmable Tamper Hierarchy
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Documentation

Reliability Data 1

Design Note 3

Technical Articles 1

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