DS28E17Q+T

The DS28E17Q+T is a digital temperature sensor and secure authenticator from Maxim Integrated (now part of Analog Devices). It utilizes a 1-Wire communication interface, allowing multiple devices to be connected using a single data line. The device features a unique, factory-programmed 64-bit serial number and includes a built-in cryptographic engine for secure authentication, making it suitable for applications requiring device identification and security.
It operates within a temperature range of -40°C to +125°C and provides a resolution of up to 12 bits. The DS28E17Q+T is commonly used in applications such as environmental monitoring, asset tracking, and secure IoT devices, where both temperature sensing and secure communication are essential. Its low power consumption and small package size enhance its versatility in various electronic systems.

The DS28E17Q+T is a single-chip secure authenticator designed for various applications requiring secure communication and data integrity. Key features include:
1. SHA-256 Authentication: Provides strong cryptographic authentication using SHA-256.
2. Unique 64-bit Serial Number: Each device has a unique identifier, enhancing security in applications.
3. On-Chip Secure Memory: Features secure EEPROM for storing keys and sensitive data.
4. 1-Wire Interface: Utilizes a simple 1-Wire communication protocol for easy integration with microcontrollers.
5. Low Power Consumption: Operates with minimal power, making it suitable for battery-powered devices.
6. Temperature Range: Supports operation across a wide temperature range (-40°C to +85°C).
7. Robust Protection: Built-in features against tampering and side-channel attacks enhance security.
8. Multiple Authentication Methods: Supports various authentication methods for flexibility in design.
These features make the DS28E17Q+T suitable for IoT devices, access control systems, and other applications requiring secure data handling.

The DS28E17Q+T is packaged in a 6-pin TSOC (Thin Shrink Small Outline Package). This compact package type is designed for space-constrained applications while offering efficient thermal performance.

The DS28E17Q+T is a low-power, secure 1-Wire® device with a pin count of 8. It is primarily used for secure authentication, memory storage, and unique device identification.
### Pin Functions:
1. GND: Ground connection.
2. VDD: Power supply pin (operates from 1.8V to 5.25V).
3. 1-Wire: Data communication pin for 1-Wire interface.
4. NC: No Connect (not used).
5. NC: No Connect (not used).
6. RST: Reset pin for initiating communication.
7. DOUT: Data output pin.
8. DIN: Data input pin.
The device provides unique identification and secure authentication through cryptographic methods, making it suitable for various applications, including asset tracking and secure access control.

The DS28E17Q+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was known for designing and producing a wide range of analog and mixed-signal semiconductor products, including sensors, power management solutions, and integrated circuits for various applications. The company specializes in components that are used in consumer electronics, automotive, industrial, and communication systems. The DS28E17Q+T specifically is a secure authenticator that provides hardware-based security features for protecting devices and data.

The DS28E17Q+T is a secure, single-chip solution for applications requiring robust authentication and secure communication. Its primary application areas include secure access control, IoT device authentication, asset tracking, electronic payment systems, and over-the-air firmware updates. It is ideal for environments where device integrity and security are critical, such as in smart homes, industrial automation, and connected healthcare devices.

The DS28E17Q+T chip, a cryptographic authentication device, is functionally similar to the following alternatives:
1. ATSHA204A - Microchip Technology
2. A7200 - Microchip Technology
3. A5x Series - STMicroelectronics (e.g., A5x)
4. MAXQ1061 - Maxim Integrated
When considering replacements, verify compatibility with your specific application requirements.