DS28E35Q+T

The DS28E35Q+T is a secure authenticator from Maxim Integrated, designed for applications requiring secure authentication and data protection. It utilizes the SHA-256 cryptographic algorithm to provide a robust level of security for various applications, including industrial, medical, and consumer electronics. The device features a unique 64-bit ROM ID, which ensures that each device has a distinct identity, crucial for authentication processes.
The DS28E35Q+T includes 512 bits of user EEPROM, organized into two pages, and offers advanced security features such as ECDSA (Elliptic Curve Digital Signature Algorithm) computations, data protection, and a challenge-and-response authentication protocol. It operates over a wide voltage range and communicates through a 1-Wire interface, simplifying connectivity and reducing the need for additional components.
With its compact design and advanced security measures, the DS28E35Q+T is well-suited for applications requiring secure product validation, anti-counterfeiting measures, and secure data storage. Its ease of integration and robust performance make it a reliable choice for designers prioritizing security in their systems.

The DS28E35Q+T is a secure authenticator with an integrated ECDSA engine. Equivalent products might include:
1. Maxim Integrated DS28E15/DS28E25/DS28C36 - Other secure authenticators with similar features.
2. Microchip ATECC608A - Offers secure key storage and cryptographic capabilities.
3. NXP NTAG 424 DNA - Provides secure authentication and cryptographic functions.
4. STMicroelectronics STSAFE-A100 - A secure element with cryptographic services.
These alternatives provide features for secure authentication and cryptographic operations.

The DS28E35Q+T is a secure authenticator device from Maxim Integrated, designed to provide cryptographic security for embedded systems. Key features include:
1. EEPROM: It includes 512 bits of user-programmable EEPROM for custom data storage.

2. SHA-256 Authentication: Implements secure hash algorithm (SHA-256) for cryptographic operations, ensuring robust security.
3. Unique 64-bit ROM ID: Provides a unique identity to each device, crucial for pairing and identifying devices in a network.
4. 1-Wire® Interface: Offers a single-wire communication protocol, simplifying connectivity and reducing the need for additional wiring.
5. Secure Key Storage: Protects cryptographic keys within the device, preventing unauthorized access.
6. Wide Operating Range: It operates over a voltage range from 3.3V to 5.25V and a temperature range from -40°C to +85°C.
7. Tamper Detection: Features to detect and respond to physical tampering attempts.
8. Low Power Consumption: Designed to operate efficiently with minimal power consumption, suitable for battery-operated devices.
These features make the DS28E35Q+T suitable for applications requiring secure authentication and data protection, such as IoT devices, medical equipment, and access control systems.

The DS28E35Q+T is a secure authenticator from Maxim Integrated, designed for use in applications requiring strong cryptographic security. It operates using a 1-Wire communication interface. The device is typically available in a 6-pin TDFN (Thin Dual Flat No-lead) package.
Pin Count and Functions:
1. GND: Ground reference for the device.
2. IO: 1-Wire input/output pin used for communication with the host.
3. NC: No connection, not internally connected.
4. V_CC: Optional external power supply (though it can also be parasitically powered via the IO line).
5. NC: No connection, not internally connected.
6. NC: No connection, not internally connected.
The DS28E35Q+T offers features like ECDSA (Elliptic Curve Digital Signature Algorithm) for authentication, a unique 64-bit ROM ID, and challenge-response authentication to ensure data integrity and authenticity.

The DS28E35Q+T 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 analog and mixed-signal integrated circuits. The company serves a diverse set of markets, including automotive, industrial, communications, consumer, and computing sectors. Their products are used in a wide range of applications such as power management, security, embedded systems, and sensors.
Analog Devices, Inc., the parent company, is a leading global manufacturer of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. They provide solutions for analog and digital signal processing applications, focusing on innovation and reliability. By combining their expertise with Maxim Integrated, Analog Devices has expanded its portfolio, particularly in the realm of power management and connectivity, thus offering comprehensive solutions for modern electronic systems.

The DS28E35Q+T is a secure authentication solution used primarily in applications requiring strong protection against cloning, counterfeiting, and unauthorized access. Key application areas include:
1. Consumer Electronics: Ensures authentic accessories and peripherals.
2. Medical Devices: Protects against counterfeit or unapproved medical equipment.
3. IoT Devices: Secures device identity and data integrity.
4. Industrial Systems: Safeguards critical systems from unauthorized components.
5. Automotive: Protects components and sensors against tampering.
6. Network Devices: Enhances security protocols in networking hardware.
Its strong cryptographic capabilities make it ideal for environments where data integrity and authenticity are critical.

The DS28E35Q+T is packaged in a 6-pin TDFN (Thin Dual Flat No-lead) package. This type of packaging allows for a compact, surface-mountable design suitable for space-constrained applications.