DS28E02Q-W01+1T

The DS28E02Q-W01+1T is a secure, single-chip cryptographic device designed for applications that require secure authentication and data storage. It features a unique 1-Wire interface, enabling communication over a single data line, which simplifies system design and reduces costs.
This device supports a variety of cryptographic functions, including secure key storage and authentication, leveraging advanced encryption techniques to protect sensitive information. Its built-in secure memory can store unique identifiers and cryptographic keys, making it ideal for use in applications such as IoT devices, access control systems, and secure communications.
The DS28E02Q also includes features like a temperature sensor and a programmable write protection mechanism, further enhancing its utility in various environments. Its compact size and low power consumption make it suitable for battery-operated devices.
Overall, the DS28E02Q-W01+1T is an essential component for developers seeking to implement robust security features in their products while maintaining ease of integration and operational efficiency.

The DS28E02Q-W01+1T chip is a secure, single-wire EEPROM with unique 64-bit serial numbers. Equivalent products include the Maxim Integrated DS28E02, DS2470, and other 1-Wire compatible EEPROMs. Additionally, consider similar secure memory solutions from manufacturers like Microchip (MCP7940N) and NXP (PCT2075). Always verify compatibility based on specific application requirements.

The DS28E02Q-W01+1T is a 1-Wire® EEPROM with the following key features:
1. Memory Capacity: It offers 2K bits (256 bytes) of EEPROM memory.
2. 1-Wire Interface: Utilizes a single-wire interface for communication, simplifying connections.
3. Unique 64-Bit ROM: Each device has a unique 64-bit identification number for easy access and differentiation.
4. Low Power Consumption: Operates with low power requirements, suitable for battery-powered applications.
5. Temperature Range: Designed to function in a wide temperature range, making it applicable in various environments.
6. Write Protection: Features a write protection mechanism to secure the stored data.
7. High Reliability: Supports multiple read/write cycles, ensuring longevity and data integrity.
8. Operating Voltage: Supports a voltage range of 1.8V to 5.25V.
These features make the DS28E02Q-W01+1T ideal for applications in security, smart sensors, and other embedded systems requiring reliable data storage.

The DS28E02Q-W01+1T is a 1-Wire EEPROM device with a pin count of 6. The primary functions of the pins are as follows:
1. GND (Pin 1): Ground connection.
2. VDD (Pin 2): Power supply input (typically 3.0V to 5.5V).
3. 1-Wire (Pin 3): Bi-directional data line for communication using the 1-Wire protocol.
4. NC (Pin 4): No connection, reserved for future use.
5. I/O (Pin 5): Used for input/output operations related to the 1-Wire interface.
6. VPP (Pin 6): Programming voltage input, used for EEPROM programming.
This device is widely used for applications requiring low-power memory solutions in various sensors and identification systems.

The DS28E02Q-W01+1T is manufactured by Maxim Integrated, which is a company known for designing and producing analog and mixed-signal semiconductor products. In 2020, Maxim Integrated was acquired by Analog Devices, Inc., a global leader in signal processing and analog technology.
Maxim Integrated specializes in high-performance analog and mixed-signal integrated circuits (ICs) that are used in a variety of applications, including automotive, industrial, communications, and consumer electronics. The DS28E02Q-W01+1T is a secure, low-power, one-wire EEPROM device that features unique identification, making it suitable for applications requiring secure authentication, such as in smart devices and IoT solutions.
Overall, Analog Devices continues to build on the legacy of Maxim Integrated, enhancing its portfolio in high-performance analog technology and further expanding its market reach across various sectors.

The DS28E02Q-W01+1T is a secure, single-chip authentication device primarily used in applications requiring data protection and device authentication. Its key application areas include:
1. IoT Devices: Ensuring secure communication and access control.
2. Consumer Electronics: Authenticating peripherals and accessories.
3. Automotive Systems: Securing vehicle communication and components.
4. Medical Devices: Protecting sensitive data and ensuring device integrity.
5. Smart Home Products: Verifying device identity to prevent unauthorized access.
The chip utilizes a unique digital signature for secure authentication, enhancing product security in these diverse fields.

The DS28E02Q-W01+1T is packaged in a 1-Wire®-compatible, compact TDFN (Thin Dual Flat No-lead) package. This type of packaging provides a small footprint ideal for space-constrained applications while ensuring efficient thermal performance and reliability.