DS28C40G/V+U

The DS28C40G/V+U is a secure authenticator from Maxim Integrated, designed for use in cryptographic operations to enhance device security. It features an integrated FIPS 180-compliant SHA-256 hash algorithm, which is used for strong authentication and data integrity checks. This device is particularly suitable for applications requiring protection against counterfeiting, unauthorized usage, or data tampering.
Key features of the DS28C40G/V+U include a 1-Wire communication interface, which simplifies connectivity using a single data line, and a unique 64-bit ROM ID for each device that helps in identifying and addressing individual units. The device also offers secure EEPROM memory for storing secrets and user data.
The DS28C40G/V+U supports challenge-and-response authentication protocols, making it ideal for use in secure accessory authentication, medical devices, and embedded systems where robust security is essential. Its low power requirements and compact size make it an attractive choice for integration into a wide range of products seeking high-level security without compromising performance.

The DS28C40G/V+U is a secure authenticator with EEPROM and SHA-3-256 functionality. Equivalent products might include:
1. Microchip ATECC608A – Offers similar cryptographic features and secure key storage.
2. Infineon OPTIGA Trust E – Provides authentication and secure storage.
3. STMicroelectronics STSAFE-A100 – Designed for secure authentication and data protection.
These alternatives provide comparable security functions but may have variations in interface and specific features, so compatibility should be verified for your application.

The DS28C40G/V+U is a secure authenticator device from Maxim Integrated, designed for applications that require robust security measures. Key features include:
1. Crypto-Authentication: It utilizes a FIPS 180-based SHA-256 algorithm for secure authentication and data integrity verification.

2. 1-Wire® Interface: This interface reduces the number of required GPIOs on the host controller, simplifying hardware design.
3. Unique Serial Number: Each device has a unique 64-bit serial number ensuring distinct identification.
4. Secure Storage: It offers protected memory for storing cryptographic keys and sensitive data.
5. ECC-P256 Algorithm: Supports ECC (Elliptic Curve Cryptography) for public-key cryptographic operations.
6. User Memory: Includes user-programmable non-volatile memory.
7. Robust Security: Features include ESD protection, secure silicon design, and resistance to physical tampering.
8. Wide Operating Range: Operates from -40°C to +85°C, making it suitable for a variety of environments.
These features make the DS28C40G/V+U ideal for applications in IoT, secure access systems, and anti-counterfeiting measures.

The DS28C40G/V+U is a secure authenticator from Maxim Integrated. It typically comes in a 6-pin package, specifically a TDFN (Thin Dual Flat No-lead) form factor. The primary function of the DS28C40 is to provide a secure authentication process through its 1-Wire interface, which includes features like public and secret key-based authentication, a unique 64-bit ROM ID, and secure EEPROM for user data and keys. The device is used in applications requiring secure communication and authentication to prevent counterfeiting and unauthorized usage. Its small form factor and robust security features make it suitable for a wide range of applications, including consumables authentication and accessory management.

The DS28C40G/V+U is manufactured by Maxim Integrated, which is now a part of Analog Devices, Inc. after their merger in 2021. Maxim Integrated is known for designing and manufacturing a wide range of analog and mixed-signal integrated circuits. The company focuses on developing products that manage power, interface with digital systems, and provide precision measurement and control, primarily for the automotive, industrial, communications, consumer, and healthcare markets.
Analog Devices, Inc. is a multinational semiconductor company specializing in data conversion and signal processing technology. The company offers solutions that bridge the physical and digital worlds, enabling customers to interpret the world through sensing, measuring, powering, and connecting. Their products are used in a variety of applications, including telecommunications, industrial automation, healthcare, automotive electronics, and consumer electronics. The merger combined the strengths of both companies, enhancing their capabilities in delivering comprehensive analog and mixed-signal solutions.

The DS28C40G/V+U is a secure authentication IC that provides cryptographic operations and secure storage capabilities. Its primary application areas include:
1. Secure Authentication: Used to verify the authenticity of peripherals and accessories, ensuring only authorized devices interact with the main system.

2. IoT Security: Provides secure enrollment and communication within Internet of Things devices, protecting against unauthorized access.
3. Supply Chain Protection: Ensures the integrity and authenticity of goods in the supply chain, preventing counterfeiting.
4. Device Configuration: Securely holds device configuration data, enabling secure boot and firmware updates.
5. Payment Systems: Used in secure payment terminals for cryptographic operations and data protection.
These applications benefit industries like consumer electronics, industrial automation, and healthcare.

The DS28C40G/V+U is packaged in a 6-pin TSOC (Thin Small Outline Package) type. This package is designed to be compact and suitable for applications requiring secure authentication and data storage, often used in constrained spaces.