AT24C128Y1-10YU-1.8

Product Overview

Category

AT24C128Y1-10YU-1.8 belongs to the category of EEPROM (Electrically Erasable Programmable Read-Only Memory) chips.

Use

This product is commonly 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 AT24C128Y1-10YU-1.8 has a storage capacity of 128 kilobits (16 kilobytes).
• Low power consumption: It operates at a low voltage of 1.8V, making it suitable for battery-powered devices.
• I2C interface: The chip communicates with the host device using the I2C protocol.

Package

The AT24C128Y1-10YU-1.8 is available in a small form factor package, typically a 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in electronic devices, ensuring that important information is retained even during power cycles or system shutdowns.

Packaging/Quantity

The AT24C128Y1-10YU-1.8 is usually sold in reels or tubes, with each reel or tube containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Storage Capacity: 128 kilobits (16 kilobytes)
• Operating Voltage: 1.8V
• Interface: I2C
• Maximum Clock Frequency: 400 kHz
• Write Cycle Time: 5 ms (maximum)
• Data Retention: 100 years (minimum)

Detailed Pin Configuration

The AT24C128Y1-10YU-1.8 has a total of 8 pins, each serving a specific purpose:

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: The chip allows random access to any memory location, enabling efficient data retrieval and modification.
• Byte-Level Read/Write: Data can be read from or written to the chip at the byte level, providing flexibility in managing stored information.
• Hardware Write Protection: The WP pin can be used to protect the stored data from accidental writes, ensuring data integrity.
• Low Power Consumption: The AT24C128Y1-10YU-1.8 operates at a low voltage and consumes minimal power, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• High storage capacity for storing large amounts of data.
• Low power consumption extends battery life in portable devices.
• I2C interface allows easy integration with various microcontrollers and systems.

Disadvantages

• Relatively slower write cycle time compared to other memory technologies.
• Limited endurance for write cycles (typically around 1 million cycles).
• Higher cost compared to some other memory options.

Working Principles

The AT24C128Y1-10YU-1.8 utilizes EEPROM technology, which allows for electrically erasing and reprogramming data. It consists of an array of memory cells that can be individually addressed and written to or read from. The I2C interface facilitates communication between the chip and the host device, enabling data transfer and control operations.

Detailed Application Field Plans

The AT24C128Y1-10YU-1.8 finds applications in various fields, including:

1. Embedded Systems: Used for storing configuration settings, calibration data, and firmware updates in microcontroller-based systems.
2. Consumer Electronics: Employed in devices such as smart TVs, set-top boxes, and audio equipment for storing user preferences, channel lists, and system configurations.
3. Industrial Automation: Utilized in industrial control systems for storing critical parameters, production data, and system logs.
4. Automotive Electronics: Integrated into automotive systems for storing vehicle-specific data, such as mileage, service history, and user preferences.

Detailed and Complete Alternative Models

1. AT24C256: Offers double the storage capacity of AT24C128Y1-10YU-1.8 (256 kilobits).
2. AT24C64: Provides a lower storage capacity option (64 kilobits) for applications with smaller memory