DS28EL35QA-742+2T

The DS28EL35QA-742+2T is a secure authenticator with both cryptographic and physical protection features, often used in applications requiring secure authentication and anti-counterfeiting measures. Key features include a unique, factory-programmed 64-bit ROM ID, SHA-256 based challenge-and-response authentication, and 1-Wire communication interface, which allows for efficient data exchange using a single data line. This device provides secure storage for cryptographic keys and supports bidirectional authentication protocols. Additionally, it includes features like ESD protection and a wide operating temperature range, making it suitable for a variety of industrial and consumer applications. The DS28EL35QA-742+2T is typically used in systems where it's crucial to verify the authenticity of components, such as in access control, secure data storage, and accessory or peripheral identification. Its compact design and robust cryptographic capabilities make it a reliable choice for enhancing the security of electronic systems.

The DS28EL35QA-742+2T is a 1-Wire secure authenticator chip from Maxim Integrated. Equivalent products might include other secure authentication ICs with similar features, such as the DS28E15 or DS28E22 from Maxim Integrated, or secure elements from other manufacturers like the ATECC608A from Microchip. These alternatives should be evaluated based on specific security requirements, interface compatibility, and application needs. Always verify compatibility through datasheets and product specifications.

The DS28EL35QA-742+2T is a secure authenticator device designed by Maxim Integrated (now part of Analog Devices). This device features advanced security measures, including ECDSA (Elliptic Curve Digital Signature Algorithm) for authentication, which ensures secure communication and data integrity. It supports SHA-256 for hashing, providing robust protection against tampering and unauthorized access.
The DS28EL35QA-742+2T includes a unique 64-bit ROM ID for device identification and a 1-Wire® interface for communication, which allows for easy integration with minimal wiring. It operates over a wide voltage range and is suitable for challenging environments due to its tolerance for high temperatures. The device also features 512-bits of secure EEPROM for storing user data and configuration settings.
Additionally, it supports secure boot and data encryption operations, making it ideal for applications requiring high levels of security, such as access control, secure data storage, and anti-counterfeiting measures. Its compact design and robust features make it versatile for various secure applications.

The DS28EL35QA-742+2T is a secure authenticator IC developed by Maxim Integrated. It is typically used for applications requiring secure authentication and data integrity.
Pin Count and Function:
- Pin Count: The DS28EL35QA-742+2T comes in a compact 6-pin package.
- Functions:
- 1-Wire Interface: Facilitates communication with the host device using a single data line and ground.
- Secure Authentication: Provides cryptographic operations for secure authentication.
- EEPROM: Contains a unique 64-bit ROM ID and user memory for storing secure data.
- SHA-256 Engine: Employs the SHA-256 cryptographic algorithm for secure hashing.
- Tamper Detection: Incorporates physical tamper-detection features for security.
These features make the DS28EL35QA-742+2T suitable for secure applications like device authentication, accessory verification, and data protection.

The DS28EL35QA-742+2T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a company known for designing, manufacturing, and selling analog and mixed-signal integrated circuits. Analog Devices, Inc., which acquired Maxim Integrated in 2021, is a multinational semiconductor company that specializes in data conversion, signal processing, and power management technology. The combined company focuses on developing technologies for a wide range of industries, including communications, computing, consumer electronics, automotive, and industrial applications.

The DS28EL35QA-742+2T is a 1-Wire EEPROM with secure authentication capabilities. Its application areas include:
1. Secure Authentication: Used in applications requiring secure validation of peripherals and components.
2. Accessory and Peripheral Identification: Assists in identifying peripherals in various consumer electronics.
3. Intellectual Property Protection: Protects against cloning and counterfeiting of products.
4. Data Logging: Can be used in systems where secure data logging is necessary.
5. Device Configuration: Helps in secure configuration management for devices.
6. Medical Devices: Ensures authenticity and protects sensitive data in medical equipment.
These applications take advantage of its secure memory and authentication features, enhancing security and functionality.

The DS28EL35QA-742+2T is typically offered in a TDFN (Thin Dual Flat No Leads) package. This type of package is compact and suitable for applications requiring space efficiency.