AT24C64-10PI

Product Overview

Category

AT24C64-10PI belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

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

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• Electrically erasable: Data can be erased and reprogrammed electronically.
• High storage capacity: The AT24C64-10PI has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.

Package

The AT24C64-10PI is available in a DIP (Dual In-line Package) format. It has 8 pins arranged in two rows with a spacing of 0.1 inches between each pin.

Essence

The essence of the AT24C64-10PI is its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

This product is typically packaged in tubes or trays, with quantities varying depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 64 kilobits (8 kilobytes)
• Operating Voltage: 2.5V to 5.5V
• Maximum Clock Frequency: 400 kHz
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 100 years (minimum)

Pin Configuration

The AT24C64-10PI has the following pin configuration:

```

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| | | 1 2 3 4 5 | | | | 6 7 8 | |_______________| ```

1. A0: Address Input
2. A1: Address Input
3. A2: 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: Allows reading and writing of data at any memory location.
• Byte-Level Operations: Supports individual byte read and write operations.
• Page Write: Enables faster writing of multiple bytes within a page boundary.
• Hardware Write Protection: The WP pin can be used to protect the memory from accidental writes.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• Electrically erasable capability allows for easy reprogramming.
• High storage capacity accommodates a wide range of applications.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited maximum clock frequency may affect data transfer speed.
• Write cycle time of 5 ms may introduce delays in certain applications.

Working Principles

The AT24C64-10PI utilizes a combination of floating gate transistors and control circuitry to store and retrieve digital information. When data is written, an electric charge is trapped in the floating gate, altering the transistor's behavior. This charge can be removed during the erasing process, allowing the transistor to return to its original state.

Detailed Application Field Plans

The AT24C64-10PI finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration data, firmware updates, and user settings in microcontroller-based systems.
2. Industrial Automation: Employed for data logging, parameter storage, and device identification in industrial control systems.
3. Consumer Electronics: Utilized in devices such as smart TVs, set-top boxes, and gaming consoles for storing user preferences and application data.
4. Automotive Electronics: Integrated into automotive systems for storing critical information like mileage, fault codes, and calibration data.

Detailed and Complete Alternative Models

1. AT24C32-10PI: A lower capacity variant with 32 kilobits (4 kilobytes) of storage.
2. AT24C128-10PI: A higher capacity variant with 128 kilobits (16 kilobytes) of storage.
3. AT24C256-10PI: An even higher capacity variant with 256 kilobits (32 kilobytes) of storage.

These alternative models offer different storage capacities to suit specific application requirements.

In conclusion, the AT24C64-10PI is a versatile EEPROM chip that provides reliable non-volatile data storage in various electronic devices. Its high storage capacity, low power consumption, and electrically erasable characteristics make it an ideal choice for many applications.