AT24C64A-10PI-2.7

Product Overview

Category

AT24C64A-10PI-2.7 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

The AT24C64A-10PI-2.7 chip is primarily used for non-volatile data storage in various electronic devices and systems.

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 chip has a capacity of 64 kilobits (8 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• I2C interface: The chip communicates using the I2C protocol, allowing for easy integration into I2C-based systems.

Package

AT24C64A-10PI-2.7 is available in a 8-pin DIP (Dual Inline Package) format.

Essence

The essence of AT24C64A-10PI-2.7 lies in its ability to provide reliable and non-volatile data storage in a compact and easily integrable package.

Packaging/Quantity

The chip is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT24C64A-10PI-2.7 chips.

Specifications

• Operating voltage: 2.7V - 5.5V
• Operating temperature range: -40°C to +85°C
• Write cycle endurance: 1 million cycles
• Data retention: 100 years
• I2C bus speed: Up to 400 kHz

Detailed Pin Configuration

The AT24C64A-10PI-2.7 chip has the following pin configuration:

1. A0: Chip address input pin
2. A1: Chip address input pin
3. A2: Chip address input pin
4. GND: Ground connection
5. SDA: Serial data input/output pin (I2C bus)
6. SCL: Serial clock input pin (I2C bus)
7. WP: Write protect pin (optional)
8. VCC: Power supply voltage

Functional Features

• Random access: The chip allows for random read and write operations at any memory location.
• Page write mode: Multiple bytes of data can be written in a single operation, improving efficiency.
• Software write protection: The WP pin can be used to protect the memory from accidental writes.
• Hardware write protection: The entire memory array can be write-protected using an external circuit.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Data remains intact even during power loss or system shutdown.
• High endurance: The chip can withstand frequent write cycles without degradation.
• Compact size: The small form factor enables integration into space-constrained designs.
• Low power consumption: It operates efficiently, conserving energy in battery-powered devices.

Disadvantages

• Limited storage capacity: The chip's capacity may not be sufficient for applications requiring large amounts of data storage.
• Relatively slow write speed: Compared to other memory technologies, EEPROMs have slower write times.

Working Principles

AT24C64A-10PI-2.7 utilizes electrically controlled floating gate transistors to store and retrieve data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During read operations, the stored charge is measured, allowing the retrieval of the stored data.

Detailed Application Field Plans

The AT24C64A-10PI-2.7 chip finds applications in various fields, including but not limited to:

1. Consumer electronics: Used for storing configuration data, user settings, and firmware updates in devices such as TVs, set-top boxes, and audio systems.
2. Industrial automation: Employed for data logging, parameter storage, and system configuration in industrial control systems.
3. Automotive electronics: Utilized for storing vehicle-specific data, calibration values, and firmware updates in automotive modules and ECUs.
4. Medical devices: Used for storing patient data, device configurations, and firmware updates in medical equipment and monitoring systems.

Detailed and Complete Alternative Models

• AT24C01A: 1 kilobit (128 bytes) EEPROM chip
• AT24C256C: 256 kilobit (32 kilobytes) EEPROM chip
• AT24CM02: 2 megabit (256 kilobytes) EEPROM chip
• AT24MAC602: 64 kilobit (8 kilobytes) EEPROM chip with built-in MAC address functionality

These alternative models offer different storage capacities and additional features to cater to specific application requirements.

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