AT25020B-SSHL-T

Product Overview

Category

AT25020B-SSHL-T belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuits.

Use

This product is commonly used for non-volatile storage in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile memory: Retains data even when power is removed.
• High endurance: Can withstand a large number of read/write cycles.
• Small form factor: Compact size allows for integration into space-constrained designs.
• Low power consumption: Operates efficiently with minimal power requirements.

Package

AT25020B-SSHL-T is available in a small surface mount package, typically a 8-pin SOIC (Small Outline Integrated Circuit).

Essence

The essence of AT25020B-SSHL-T lies in its ability to provide reliable and non-volatile storage for electronic devices, ensuring data integrity and persistence.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Interface: Serial I2C (Inter-Integrated Circuit)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

1. VCC: Power supply voltage
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. WP: Write protect input
5. GND: Ground
6. NC: No connection
7. NC: No connection
8. HOLD: Hold input

Functional Features

• Byte-level read and write operations
• Software write protection
• Sequential read mode for faster data access
• Write enable latch for enhanced security
• Self-timed programming cycle

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data persistence.
• High endurance allows for frequent read/write operations.
• Small form factor enables integration into compact designs.
• Low power consumption prolongs battery life.

Disadvantages

• Limited memory capacity compared to other storage options.
• Slower write speed compared to some alternatives.
• Vulnerable to electrical noise and interference.

Working Principles

AT25020B-SSHL-T utilizes electrically erasable programmable read-only memory technology. It stores data in a grid of memory cells, with each cell capable of holding one bit of information. The data can be written or erased by applying specific voltage levels to the memory cells. The serial interface allows for easy communication with the device, enabling read and write operations.

Detailed Application Field Plans

AT25020B-SSHL-T finds applications in various fields, including: 1. Automotive electronics: Used for storing vehicle configuration data, mileage records, and error codes. 2. Industrial automation: Utilized for parameter storage, calibration data, and system configuration settings. 3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and gaming consoles for firmware storage and user settings.

Detailed and Complete Alternative Models

1. AT25040B-SSHL-T: Similar to AT25020B-SSHL-T but with double the memory capacity (4 kilobits).
2. AT25080B-SSHL-T: Offers 8 kilobits of memory capacity, suitable for applications requiring more storage space.
3. AT25160B-SSHL-T: Provides 16 kilobits of memory, ideal for complex data storage requirements.

These alternative models offer increased memory capacity while maintaining similar characteristics and functionality.

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