DS28EL22Q+U

Series:	--
Packaging:	Cut Tape (CT)
Part Status:	Active
Memory Type:	Non-Volatile
Memory Format:	EEPROM
Technology:	EEPROM
Memory Size:	2Kb (256 x 8)
Write Cycle Time - Word, Page:	--
Access Time:	2µs
Memory Interface:	1-Wire®
Voltage - Supply:	1.71 V ~ 1.89 V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	6-WDFN Exposed Pad
Supplier Device Package:	6-TDFN-EP (3x3)

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Memory - DS28EL22Q+U application field and working principle

DS28EL22Q+U is a memory device manufactured by Maxim Integrated, it is Known for its impressive reliability and accuracy. It is a one-time programmable (OTP) memory device with a capacity of 512 bytes. It is one of the most secure and reliable memory devices available and has a wide range of applications.The DS28EL22Q+U is a single-chip, 1-Wire authentication solution that provides device authentication, dynamic data read protection, encryption key storage and digital private identity. This device is used to authenticate a product or a user in a secure and reliable manner. It is designed to be compatible with a variety of other digital systems, including microcontrollers, boards and more. The DS28EL22Q+U memory device uses a technique called cryptography in order to protect data and provide secure authentication. Cryptography is the science of transforming data into secure codes, using mathematical algorithms. This is done in order to secure communication between two parties and prevent unauthorized access to the encrypted data.The DS28EL22Q+U memory device utilizes a three-step process for authentication: generation of the secret key, protection of the secret key, and device authentication. The first step is the generation of the secret key, which is done using an internal random-number generator (RNG). This generator produces a unique, random 256-bit number, called the secret key. This secret key is then stored in the internal memory of the device, and is inaccessible to the user.Once the secret key is generated and stored, it is then encrypted and protected using a cryptographic algorithm. This encryption algorithm, which is AES-256, is used to ensure that the key is not visible to anyone and is kept secret.In the last step, the device is authenticated using this secret key. This authentication involves the use of an authentication code, which is generated when the device\'s secret key matches a specific set of parameters. If the authentication is successful, the device is allowed access to a specific system or application.Overall, the DS28EL22Q+U is a reliable and secure memory device that provides authentication and encryption of data. Its wide range of applications and compatibility with a variety of digital systems make it an ideal choice for many applications.

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