AT25020AN-10SI-1.8-T

Product Overview

Category

AT25020AN-10SI-1.8-T belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

This product is commonly used for storing small amounts of non-volatile data in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile memory: The data stored in the AT25020AN-10SI-1.8-T remains intact even when power is removed.
• Electrically erasable and programmable: The memory can be erased and reprogrammed electrically, allowing for easy updates and modifications.
• Small form factor: The chip is compact and lightweight, making it suitable for space-constrained applications.
• Low power consumption: The AT25020AN-10SI-1.8-T operates on low power, extending the battery life of portable devices.

Package

The AT25020AN-10SI-1.8-T comes in a standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for critical data in electronic systems.

Packaging/Quantity

The AT25020AN-10SI-1.8-T is typically packaged in reels containing 2,000 units per reel.

Specifications

• Memory capacity: 2,048 bits (256 bytes)
• Operating voltage: 1.8V
• Interface: Serial Peripheral Interface (SPI)
• Maximum clock frequency: 10 MHz
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The AT25020AN-10SI-1.8-T has the following pin configuration:

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SI/O)
4. Ground (GND)
5. Write Protect (WP)
6. VCC Power Supply (VCC)
7. Hold (HOLD)
8. Not Connected (NC)

Functional Features

• Byte-level read and write operations: The AT25020AN-10SI-1.8-T allows for individual byte access, enabling efficient data manipulation.
• Hardware write protection: The Write Protect (WP) pin can be used to prevent accidental writes to the memory, enhancing data security.
• Sequential and random access modes: The chip supports both sequential and random access, providing flexibility in accessing stored data.
• Software and hardware reset: The device can be reset using software commands or by toggling the power supply, ensuring reliable operation.

Advantages and Disadvantages

Advantages

• Compact size and low power consumption make it suitable for portable devices.
• Easy to integrate into existing electronic systems due to its standard interface.
• High write endurance and long data retention ensure data integrity over extended periods.
• Cost-effective solution for non-volatile storage needs.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some alternative models.
• Susceptible to electromagnetic interference (EMI) due to its small form factor.

Working Principles

The AT25020AN-10SI-1.8-T utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It operates based on the principle of trapping charges within a floating gate transistor structure. When a voltage is applied, electrons are either trapped or released, representing binary states (0 or 1). This enables the storage and retrieval of digital information.

Detailed Application Field Plans

The AT25020AN-10SI-1.8-T finds applications in various fields, including but not limited to: - Automotive electronics: Used for storing vehicle configuration data and firmware updates. - Industrial automation: Enables parameter storage and device configuration in control systems. - Medical devices: Stores patient information, calibration data, and device settings. - Consumer electronics: Used in smart TVs, set-top boxes, and gaming consoles for firmware storage and system configuration.

Detailed and Complete Alternative Models

Some alternative models to the AT25020AN-10SI-1.8-T include: - AT25040AN-10SI-1.8-T: Offers double the memory capacity (4,096 bits) with similar specifications. - AT25080AN-10SI-1.8-T: Provides four times the memory capacity (8,192 bits) with comparable characteristics. - AT25128AN-10SI-1.8-T: Offers eight times the memory capacity (16,384 bits) while maintaining compatibility.

These alternative models provide options for higher storage requirements while maintaining compatibility with the same interface and package.

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