DS2431Q+T&R

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DS2431Q+T&R

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IC EEPROM 1KBIT 1-WIRE 6TDFN

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #DS2431Q+T&R

  • Paket TDFN-6

  • Auf Lager6731

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Memory Type Non-Volatile
Memory Format EEPROM
Technology EEPROM
Memory Size 1Kb (256 x 4)
Memory Interface 1-Wire®
Access Time 2 µs
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount

Übersicht

Description

The DS2431Q+T&R is a 1Kb, 1-Wire EEPROM memory chip designed by Maxim Integrated (now part of Analog Devices). It is used for applications requiring non-volatile memory storage with a small footprint and minimal wiring, such as in inventory tracking, device authentication, and configuration storage. The "1-Wire" protocol enables communication using a single data line plus ground, simplifying the design and reducing costs.
Key features of the DS2431 include:
1. 1Kb EEPROM Memory: Offers ample storage for small data needs.
2. 1-Wire Interface: Allows communication over a single data line, facilitating easy integration and low I/O pin usage.
3. Unique 64-bit ROM Identifier: Provides each device with a unique address, enabling multiple devices on the same bus.
4. Wide Operating Voltage: Functions between 2.8V to 5.25V, providing flexibility for different power conditions.
5. Data Integrity: Ensures reliable data retention and integrity over its lifetime.
The "Q+T&R" in the part number typically refers to package type and delivery method, highlighting its surface-mount packaging and availability in tape and reel for automated assembly processes.

Equivalent

The DS2431Q+T&R is a 1Kb 1-Wire EEPROM. Equivalent products include:
1. Maxim Integrated DS28E05 - A 1Kb 1-Wire EEPROM with similar functionality.
2. Atmel AT21CS01 - A 1Kb EEPROM with 1-Wire interface.
3. NXP SE97B - A 1Kb EEPROM with a 1-Wire interface.
These alternatives might have slight differences in features or specifications, so it's important to check compatibility with your specific application.

Features

The DS2431Q+T&R is a silicon serial number with EEPROM from Maxim Integrated, designed for use in electronic inventory, configuration, and asset tracking applications. Key features include:
1. 1-Wire Interface: Utilizes a single communication pin, simplifying design and reducing wiring complexity.
2. 1024 Bits of EEPROM: Organized in four pages of 256 bits each, allowing data storage for various applications.
3. Unique 64-bit ROM ID: Provides a unique serial number for each device, useful for identification and anti-counterfeiting.
4. Data Integrity: Includes error-checking and strong data integrity with CRC for reliable data transactions.
5. Wide Operating Range: Functions over a temperature range of -40°C to +85°C and a voltage range of 2.8V to 5.25V.
6. EEPROM Endurance: Offers over 200,000 write/erase cycles per page, ensuring longevity and reliability.
7. Package: Comes in a small-outline SOT-23 package, suitable for space-constrained applications.
These features make the DS2431Q+T&R ideal for use in systems requiring secure serialization, robust data storage, and minimal wiring.

Pinout

The DS2431Q+T&R is a 1-Wire EEPROM device from Maxim Integrated. It features a pin count of 6, packaged in a TSOC (Thin Small Outline Package). The device is primarily used for storing data with a memory capacity of 1024 bits, organized as four pages of 256 bits each. The 1-Wire interface allows for communication and power delivery using a single data line, simplifying connectivity and reducing the number of required pins. The DS2431Q is suitable for applications requiring low-cost, low-pin count memory solutions with simple connectivity.

Manufacturer

The DS2431Q+T&R is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The company provides a wide range of products and solutions that are used in various applications, including data conversion, signal processing, power management, and wireless communication. Analog Devices serves multiple industries such as automotive, communication, consumer electronics, healthcare, and industrial sectors.

Application

The DS2431Q+T&R is a 1Kb EEPROM with a 1-Wire interface, commonly used in applications requiring secure and reliable data storage. Key application areas include:
1. Asset Tracking and Inventory Management: For tracking and identifying assets using unique identifiers.
2. Authentication: Ensuring product authenticity in consumables and peripherals.
3. Calibration Data Storage: Storing calibration constants for sensors or instruments.
4. Configuration and Parameter Storage: Maintaining device settings in industrial and consumer electronics.
5. Medical Devices: For storing patient or device-specific data.
6. Access Control Systems: Managing user access credentials.
Its compact size and low power requirements make it suitable for a wide range of embedded and portable applications.

Package

The DS2431Q+T&R is packaged in a 6-pin TSOC (Thin Small Outline Package). T&R stands for Tape and Reel, which refers to the method of packaging for automated assembly processes.

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