DS2465

RECOMMENDED FOR NEW DESIGNS

DeepCover Secure Authenticator with SHA-256 Coprocessor and 1-Wire Master Function

Advanced Physical Security Protects System Secret, Offloads Host SHA-256 Computing

Data Sheet (Rev. 3)
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Part Details

  • SHA-256 Engine to Operate a Symmetric-Key-Based Bidirectional Secure Authentication Model
  • Two 32-Byte Pages of User EEPROM with Multiple Programmable Protection Options
  • 1-Wire Master Port with Selectable Active or Passive 1-Wire Pullup
  • Strong 1-Wire Pullup Provided by an Internal Low-Impedance Signal Path
  • 1-Wire Port Can Be Powered Down Under Software Control
  • I²C Operating (Pullup) Voltage: 3.3V ±10%
  • ±8kV ESD Protection on IO to GND (JESD22-A114 HBM, Typical)
  • Operating Range: 3.3V ±10%, -40°C to +85°C
  • 6-Pin TSOC Package
DS2465
DeepCover Secure Authenticator with SHA-256 Coprocessor and 1-Wire Master Function
DS2465: Typical Application Circuit
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Documentation

Data Sheet 1

Reliability Data 1

User Guide 1

Application Note 1

Design Note 3

Technical Articles 6

Complete documentation is available upon completion of a Non-Disclosure Agreement (NDA). To request an NDA, click here.
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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
Security & Authentication 1
DS28E25
PRODUCTION DeepCover Secure Authenticator with 1-Wire SHA-256 and 4Kb User EEPROM
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Tools & Simulations

DeepCover® Security Lab

Open Tool

IBIS Model 1

Evaluation Kits

DS28E25EVKIT

Evaluation System for the DS28E25 and DS2465

Buy Now View Details

Features and Benefits

  • EV Kit Contains
    • Five DS28E25 Devices in a TDFN-EP Package
    • One USB-to-I2C PC Adapter (DS9400#) Provides PC Connection
    • DS2465EVKIT# Evaluation Board Provides 1-Wire Interface and SHA-256 Coprocessor
    • One EV Board (DS9120Q+) with TDFN-EP Socket Provides Easy Chip Evaluation
  • USB-to-I2C Module Contains Prolific PL-2303HXD USB-to-UART Chip
    • Enumerates as a Virtual PC COM Port
    • Windows-Certified Logo USB Device Driver Available
    • Standard USB Cable Interface
  • EV Board Contains Convenient On-Board Test Points
  • Evaluation Software Will Be Provided Along with Full Evaluation Kit Data Sheet

Product Details

The DS28E25 evaluation system (EV system) provides the hardware and software necessary to evaluate and program the DS28E25 DeepCover® Secure Authenticator. EV system operation requires a host PC for user-friendly evaluation.
This evaluation system includes a DS9400 USB-to-I2C PC adapter, a DS2465 EV board, a DS9120Q+ evaluation socket board for a TDFN DS28E25, and five DS28E25 sample devices in a TDFN package. The EV software runs on Windows® 8, Windows 7, Windows Vista®, and Windows XP® operating systems. Detailed instructions for downloading and installing software, as well as general EV system operation are included in the EV system data sheet; software and documentation are available at the link above.
Note: The DS2465 EV board and DS9400# subcomponents are not available for direct sale outside of evaluation systems. A data sheet specific to DS9400# is not available.

DS28E15EVKIT

Evaluation System for the DS28E15 and DS2465

Buy Now View Details

Features and Benefits

  • Complete EV System:
    • Five DS28E15 ICs in TDFN-EP Package
    • One USB-to-I2C Adapter (DS9400#) Provides PC Connection
    • DS2465EVKIT# EV Board Provides 1-Wire Interface and SHA-256 Coprocessor
    • One EV Board (DS9120Q+) with TDFN-EP Socket Provides Easy Chip Evaluation
  • USB-to-I2C Module Contains Prolific PL-2303HXD USB-to-UART Chip
    • Enumerates as a Virtual PC COM Port
    • Windows Certified Logo USB Device Driver Available
    • Standard USB Cable Interface
  • EV Board Contains Convenient On-Board Test Points
  • Evaluation Software Will Be Provided Along with Full Evaluation Kit Data Sheet

Product Details

The DS28E15 evaluation system (EV system) provides the hardware and software necessary to evaluate and program the DS28E15 DeepCover® Secure Authenticator. EV system operation requires a host PC for user-friendly evaluation.
This evaluation system includes a DS9400 USB-to-I2C PC adapter, a DS2465 EV board, a DS9120Q+ evaluation socket board for a TDFN DS28E15, and five DS28E15 sample devices in a TDFN package. The EV software runs on Windows® 8, Windows 7, Windows Vista®, and Windows XP® operating systems. Detailed instructions for downloading and installing software, as well as general EV system operation are included in the EV system data sheet; software and documentation are available at the link above.
Note: The DS2465 EV board and DS9400# subcomponents are not available for direct sale outside of evaluation systems. A data sheet specific to DS9400# is not available.

DS28E22EVKIT

Evaluation System for the DS28E22 and DS2465

Buy Now View Details

Features and Benefits

  • EV Kit Contains
    • Five DS28E22 Devices in a TDFN-EP Package
    • One USB-to-I2C PC Adapter (DS9400#) Provides PC Connection
    • DS2465EVKIT# Evaluation Board Provides 1-Wire Interface and SHA-256 Coprocessor
    • One EV Board (DS9120Q+) with TDFN-EP Socket Provides Easy Chip Evaluation
  • USB-to-I2C Module Contains Prolific PL-2303HXD USB-to-UART Chip
    • Enumerates as a Virtual PC COM Port
    • Windows-Certified Logo USB Device Driver Available
    • Standard USB Cable Interface
  • EV Board Contains Convenient On-Board Test Points
  • Evaluation Software Will Be Provided Along with Full Evaluation Kit Data Sheet

Product Details

The DS28E22 evaluation system (EV system) provides the hardware and software necessary to evaluate and program the DS28E22 DeepCover® Secure Authenticator. EV system operation requires a host PC for user-friendly evaluation.
This evaluation system includes a DS9400 USB-to-I2C PC adapter, a DS2465 EV board, a DS9120Q+ evaluation socket board for a TDFN DS28E22, and five DS28E22 sample devices in a TDFN package. The EV software runs on Windows® 8, Windows 7, Windows Vista®, and Windows XP® operating systems. Detailed instructions for downloading and installing software, as well as general EV system operation are included in the EV system data sheet; software and documentation are available at the link above.
Note: The DS2465 EV board and DS9400# subcomponents are not available for direct sale outside of evaluation systems. A data sheet specific to DS9400# is not available.

DS28E25EVKIT
Evaluation System for the DS28E25 and DS2465
DS28E15EVKIT
Evaluation System for the DS28E15 and DS2465
DS28E22EVKIT
Evaluation System for the DS28E22 and DS2465

Reference Designs

MAXREFDES143
MAXREFDES143
MAXREFDES143 System Block Diagram
MAXREFDES143 Circuits from the lab

MAXREFDES143: DeepCover Embedded Security in IoT Authenticated Sensing and Notification

View Detailed Reference Design

Features and Benefits

Features

  • SHA-256 authentication
  • Unique secret for each node in the system
  • DeepCover® secure key storage
  • 1-Wire/I2C/Wi-Fi interfaces
  • Example source code
  • mbed shield equivalent to Arduino form factor pinout
  • Pmod™-compatible protected sensor node

Competitive Advantages

  • Crypto-strong authentication
  • No need for secure key storage memory on processor
  • Low overhead performance for signed data between the web server and the mbed platform
MAXREFDES143
MAXREFDES143: DeepCover Embedded Security in IoT Authenticated Sensing and Notification
MAXREFDES143
MAXREFDES143 System Block Diagram

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