DS2430A/T&R

Product Overview

Category

The DS2430A/T&R belongs to the category of 1-Wire EEPROMs.

Use

It is used for secure, durable data storage in applications such as authentication, calibration data, and device identification.

Characteristics

• Secure memory with unique 64-bit serial number
• Low-cost, low-power operation
• 256 bits of user-programmable read/write nonvolatile memory
• Operating temperature range: -40°C to +85°C

Package

The DS2430A/T&R comes in a small outline package (SO) and is available in tape and reel packaging.

Essence

The essence of the DS2430A/T&R lies in its secure and reliable data storage capabilities, making it suitable for various embedded systems and IoT devices.

Packaging/Quantity

The DS2430A/T&R is typically packaged in reels containing a specific quantity based on customer requirements.

Specifications

• Memory: 256 bits
• Interface: 1-Wire
• Voltage Range: 2.8V to 6.0V
• Data Retention: Up to 10 years
• Write Cycle Endurance: 10,000 cycles

Detailed Pin Configuration

The DS2430A/T&R features a 3-pin configuration: 1. VCC: Power supply input 2. GND: Ground 3. DQ: 1-Wire data input/output

Functional Features

• Unique 64-bit ROM registration number
• 256-bit user-programmable EEPROM
• SHA-1 engine for secure cryptographic operations
• 1-Wire communication interface

Advantages and Disadvantages

Advantages

• Secure and tamper-proof data storage
• Low power consumption
• Small form factor

Disadvantages

• Limited storage capacity compared to other EEPROMs
• Higher cost compared to standard non-secure EEPROMs

Working Principles

The DS2430A/T&R utilizes the 1-Wire communication protocol to transfer data between the device and the host system. It incorporates a secure SHA-1 engine for cryptographic operations, ensuring the integrity and authenticity of stored data.

Detailed Application Field Plans

The DS2430A/T&R is widely used in applications requiring secure and reliable data storage, including: - Electronic product authentication - Calibration data storage - Device identification and tracking - Secure parameter storage in industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the DS2430A/T&R include: - DS28E15: 1-Wire EEPROM with additional features for secure authentication - DS2502: 1-Wire EPROM with 1Kb of memory and unique 48-bit serial number - DS28EC20: 1-Wire EEPROM with 20Kb of memory and SHA-256 engine for enhanced security

In conclusion, the DS2430A/T&R offers secure and reliable data storage in a compact form factor, making it an ideal choice for applications requiring tamper-proof memory solutions.

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