AT25M02-SSHD-T

Introduction

The AT25M02-SSHD-T is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) that belongs to the category of non-volatile memory devices. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the AT25M02-SSHD-T.

Basic Information Overview

• Category: Non-volatile memory device
• Use: Data storage in various electronic devices
• Characteristics: High reliability, low power consumption, small form factor
• Package: SOP (Small Outline Package)
• Essence: Reliable data storage and retrieval
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Size: 2 megabits
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature: -40°C to 85°C
• Data Retention: 100 years
• Write Endurance: 1,000,000 cycles

Detailed Pin Configuration

The AT25M02-SSHD-T has a standard 8-pin SOIC (Small Outline Integrated Circuit) package with the following pin configuration: 1. Chip Select (/CS) 2. Serial Clock (SCK) 3. Serial Data Input/Output (SI/SO) 4. Ground (GND) 5. Write Protect (/WP) 6. VCC Power Supply 7. Hold (/HOLD) 8. Not Connected (NC)

Functional Features

• Sequential Read Operation: Allows for efficient sequential data access
• Software Protection: Supports software write protection of memory sectors
• Deep Power-down Mode: Enables ultra-low power consumption
• High-Speed Clock Frequency: Supports clock frequencies up to 20MHz

Advantages and Disadvantages

Advantages

• High reliability and endurance
• Low power consumption
• Small form factor
• Wide operating voltage range

Disadvantages

• Limited storage capacity compared to other memory devices
• Relatively slower write speeds compared to some alternatives

Working Principles

The AT25M02-SSHD-T operates based on the principles of EEPROM technology, utilizing floating gate transistors to store and retrieve data. When data is written, charge is trapped in the floating gate, altering the transistor's conductive properties. This allows for non-volatile data storage even when the power is removed.

Detailed Application Field Plans

The AT25M02-SSHD-T is suitable for a wide range of applications including: - Consumer electronics - Industrial automation - Automotive systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the AT25M02-SSHD-T include: - AT25M01-SSHD-T: 1 megabit serial EEPROM - AT25M04-SSHD-T: 4 megabit serial EEPROM - AT25M16-SSHD-T: 16 megabit serial EEPROM

In summary, the AT25M02-SSHD-T is a reliable and versatile non-volatile memory device with a wide range of applications and a strong set of functional features. Its compact size, low power consumption, and high reliability make it a suitable choice for various electronic systems.

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