AT24C128N-10SI

Product Overview

Category

AT24C128N-10SI belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This chip is primarily used for non-volatile data storage in various electronic devices.

Characteristics

• Non-volatile: Retains data even when power is disconnected.
• Electrically erasable: Allows for easy modification of stored data.
• Programmable: Can be written and rewritten multiple times.
• High storage capacity: The AT24C128N-10SI has a storage capacity of 128 kilobits (16 kilobytes).
• Low power consumption: Operates on low power, making it suitable for battery-powered devices.

Package

The AT24C128N-10SI comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of this chip lies in its ability to store and retrieve data reliably, even in the absence of power.

Packaging/Quantity

The AT24C128N-10SI is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Operating voltage: 1.7V to 5.5V
• Maximum clock frequency: 1 MHz
• Write cycle time: 5 ms (maximum)
• Data retention: 100 years (minimum)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The AT24C128N-10SI chip has a total of 8 pins, which are as follows:

1. A0: Address input pin 0
2. A1: Address input pin 1
3. A2: Address input pin 2
4. GND: Ground pin
5. SDA: Serial data input/output pin
6. SCL: Serial clock input pin
7. WP: Write protect pin
8. VCC: Power supply pin

Functional Features

• Random access: Allows for reading and writing of specific memory locations.
• Sequential read and write: Supports sequential access to efficiently read or write multiple memory locations.
• Hardware write protection: The WP pin can be used to protect the stored data from accidental modification.
• I2C interface: The chip communicates using the Inter-Integrated Circuit (I2C) protocol, enabling easy integration into various systems.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Data is retained even during power loss.
• High storage capacity: Offers ample space for storing data.
• Easy to use: Can be easily integrated into existing electronic systems.
• Low power consumption: Suitable for battery-powered devices.

Disadvantages

• Limited write endurance: The chip has a finite number of write cycles before it may become unreliable.
• Relatively slow write speed: The write cycle time of 5 ms may not be suitable for applications requiring frequent data updates.

Working Principles

The AT24C128N-10SI operates based on the principles of EEPROM technology. It utilizes electrically controlled floating gate transistors to store and retrieve data. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. These charges can be removed electrically during the erase process, allowing the transistor to return to its original state.

Detailed Application Field Plans

The AT24C128N-10SI chip finds applications in various fields, including but not limited to: - Consumer electronics: Used in devices such as smartphones, tablets, and digital cameras for data storage purposes. - Automotive: Employed in automotive systems for storing configuration settings, sensor data, and other critical information. - Industrial automation: Used in industrial control systems for storing parameters, calibration data, and program code.

Detailed and Complete Alternative Models

Some alternative models to the AT24C128N-10SI chip include: - AT24C02: A lower capacity EEPROM chip with 2 kilobits of storage. - AT24C256: A higher capacity EEPROM chip with 256 kilobits of storage. - AT24CM01: An EEPROM chip with a unique serial number and 1 megabit of storage.

These alternative models offer different storage capacities and may have varying specifications, allowing users to choose the most suitable option for their specific requirements.

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