Microchip Technology
Bild kan vara representation.
Se specifikationer för produktinformation.
AT24C02D-SSHM-T
Visa detalj Datablad

AT24C02D-SSHM-T

Introduction

The AT24C02D-SSHM-T is a crucial component in the field of electronic devices, offering a wide range of applications and functionalities. This entry will provide an in-depth overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Product Overview

Category

The AT24C02D-SSHM-T belongs to the category of electrically erasable programmable read-only memory (EEPROM) integrated circuits.

Use

This product is commonly used for storing small amounts of data in various electronic devices, such as microcontrollers, sensors, and other digital systems.

Characteristics

  • Non-volatile memory
  • I2C interface
  • Low power consumption
  • High reliability
  • Small form factor

Package

The AT24C02D-SSHM-T is typically available in a standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this product lies in its ability to retain stored data even when the power is turned off, making it ideal for applications requiring non-volatile memory.

Packaging/Quantity

It is commonly supplied in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

  • Memory Size: 2 Kbits (256 x 8)
  • Operating Voltage: 1.7V to 5.5V
  • Maximum Clock Frequency: 1 MHz
  • Write Cycle Time: 5 ms (maximum)

Detailed Pin Configuration

The AT24C02D-SSHM-T features the following pin configuration: 1. A0: Chip Address Input 2. A1: Chip Address Input 3. A2: Chip Address Input 4. GND: Ground 5. SDA: Serial Data 6. SCL: Serial Clock 7. WP: Write Protect 8. VCC: Power Supply

Functional Features

  • Byte and Page Write Modes
  • Random and Sequential Read Modes
  • Self-timed Write Cycle
  • Schmitt Trigger Inputs

Advantages and Disadvantages

Advantages

  • Low power consumption
  • High reliability and endurance
  • Compact form factor
  • Ease of integration with I2C interface

Disadvantages

  • Limited storage capacity compared to other memory technologies
  • Slower write cycle time

Working Principles

The AT24C02D-SSHM-T operates based on the principles of EEPROM technology, utilizing floating gate transistors to store and retrieve data electronically. It employs an I2C interface for communication with the host system, allowing for seamless integration into various electronic designs.

Detailed Application Field Plans

The AT24C02D-SSHM-T finds extensive use in applications such as: - Microcontroller-based systems - Sensor modules - Industrial automation - Consumer electronics - IoT (Internet of Things) devices

Detailed and Complete Alternative Models

Some alternative models to the AT24C02D-SSHM-T include: - AT24C01D-SSHM-T: 1 Kbit EEPROM - AT24C04D-SSHM-T: 4 Kbit EEPROM - AT24C08D-SSHM-T: 8 Kbit EEPROM - AT24C16D-SSHM-T: 16 Kbit EEPROM

In conclusion, the AT24C02D-SSHM-T serves as a fundamental building block in electronic systems, offering reliable non-volatile memory storage with low power consumption and high endurance. Its compact form factor and compatibility with the I2C interface make it a versatile choice for a wide range of applications.

Word count: 529

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av AT24C02D-SSHM-T i tekniska lösningar

  1. What is the AT24C02D-SSHM-T?

    • The AT24C02D-SSHM-T is a 2-wire serial EEPROM (Electrically Erasable Programmable Read-Only Memory) with a storage capacity of 2 kilobits (256 bytes).

  2. What are the typical applications of AT24C02D-SSHM-T?

    • The AT24C02D-SSHM-T is commonly used in various technical solutions such as data storage in embedded systems, smart cards, industrial control systems, and consumer electronics.

  3. What is the operating voltage range of AT24C02D-SSHM-T?

    • The AT24C02D-SSHM-T operates within a voltage range of 1.7V to 5.5V, making it suitable for a wide range of applications.

  4. How does AT24C02D-SSHM-T communicate with a microcontroller?

    • The AT24C02D-SSHM-T communicates using a 2-wire serial interface, which consists of a clock (SCL) and data (SDA) line, making it compatible with I2C communication protocols.

  5. What are the key features of AT24C02D-SSHM-T?

    • Some key features of AT24C02D-SSHM-T include its low power consumption, byte and page write capability, and built-in write protection.

  6. Can AT24C02D-SSHM-T operate in harsh environmental conditions?

    • Yes, the AT24C02D-SSHM-T is designed to operate in extended temperature ranges and is capable of withstanding harsh environmental conditions, making it suitable for industrial applications.

  7. How can AT24C02D-SSHM-T be integrated into a PCB design?

    • AT24C02D-SSHM-T is available in various package options, including SOP (Small Outline Package) and UDFN (Ultra-Thin Dual Flat No-Lead), allowing for easy integration into PCB designs.

  8. Does AT24C02D-SSHM-T support software write protection?

    • Yes, AT24C02D-SSHM-T provides software write protection through its internal control register, allowing users to protect specific memory blocks from being overwritten.

  9. What are the typical read and write speeds of AT24C02D-SSHM-T?

    • The AT24C02D-SSHM-T offers fast read and write operations, with typical write times of 5ms and sequential read times of 1ms.

  10. Is AT24C02D-SSHM-T RoHS compliant?

    • Yes, AT24C02D-SSHM-T is RoHS (Restriction of Hazardous Substances) compliant, ensuring it meets environmental regulations for electronic components.