AT24C08B-PU

Product Overview

Category

AT24C08B-PU belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for storing and retrieving data in electronic devices. It provides non-volatile memory storage, allowing information to be retained even when power is removed.

Characteristics

• Electrically erasable: The AT24C08B-PU can be erased and reprogrammed electronically, making it convenient for updating stored data.
• Non-volatile: The stored data remains intact even when power is disconnected.
• High capacity: This chip has a storage capacity of 8 kilobits (1 kilobyte).
• Low power consumption: The AT24C08B-PU operates on low power, making it suitable for battery-powered devices.

Package

The AT24C08B-PU comes in an 8-pin plastic dual in-line package (DIP), which provides easy integration into circuit boards.

Essence

This EEPROM chip is designed to provide reliable and efficient data storage capabilities for various electronic applications.

Packaging/Quantity

The AT24C08B-PU is typically packaged in reels or tubes, with each containing a specific quantity of chips. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 8 kilobits (1 kilobyte)
• Interface: I2C (Two-wire Serial Interface)
• Operating Voltage: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Cycle Endurance: 1 million cycles
• Data Retention: 100 years

Detailed Pin Configuration

The AT24C08B-PU 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 Input/Output
6. SCL: Serial Clock Input
7. WP: Write Protect
8. VCC: Power Supply

Functional Features

• Random Access: The AT24C08B-PU allows random access to any memory location, enabling efficient data retrieval.
• Byte-level Read and Write: It supports byte-level read and write operations, providing flexibility in managing stored data.
• Hardware Write Protection: The WP pin can be used to protect the stored data from accidental overwriting.
• Acknowledge Support: The chip provides acknowledge support during data transfer, ensuring reliable communication.

Advantages and Disadvantages

Advantages

• High storage capacity for its size
• Low power consumption
• Easy integration into circuit boards
• Reliable data retention
• Flexible read and write operations

Disadvantages

• Limited storage capacity compared to other EEPROM chips
• Slower write speed compared to some alternatives

Working Principles

The AT24C08B-PU utilizes an I2C interface for communication with the host device. It operates by sending and receiving data through the SDA (Serial Data) and SCL (Serial Clock) lines. The chip's internal circuitry manages the storage and retrieval of data based on the commands received from the host device.

Detailed Application Field Plans

The AT24C08B-PU finds applications in various electronic devices that require non-volatile memory storage. Some common application fields include:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio/video equipment for storing user preferences and settings.
2. Automotive: Employed in car infotainment systems, instrument clusters, and navigation systems for data storage.
3. Industrial Control Systems: Utilized in programmable logic controllers (PLCs), sensors, and data loggers for storing configuration parameters and logged data.
4. Medical Devices: Integrated into medical equipment for storing patient data, device settings, and calibration information.

Detailed and Complete Alternative Models

1. AT24C01A-PU: 1 kilobit EEPROM chip with similar characteristics but lower storage capacity.
2. AT24C16B-PU: 16 kilobit EEPROM chip with higher storage capacity but similar characteristics.
3. AT24C64C-PU: 64 kilobit EEPROM chip with significantly higher storage capacity and compatible interface.

These alternative models provide options with varying storage capacities to suit different application requirements.

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