AT24C128-10PI-1.8

Overview

Product Category

AT24C128-10PI-1.8 belongs to the category of electrically erasable programmable read-only memory (EEPROM) 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 even when power is removed.
• Electrically erasable: The data can be erased and reprogrammed electronically.
• High storage capacity: The AT24C128-10PI-1.8 has a capacity of 128 kilobits (16 kilobytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• High reliability: The EEPROM technology ensures reliable data retention and endurance.

Package

The AT24C128-10PI-1.8 is available in a standard 8-pin DIP (Dual Inline Package) format.

Essence

The essence of this product lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

The AT24C128-10PI-1.8 is typically packaged in tubes or trays, with quantities varying based on customer requirements.

Specifications

• Memory Capacity: 128 kilobits (16 kilobytes)
• Operating Voltage: 1.8V
• Maximum Clock Frequency: 1 MHz
• Write Cycle Time: 10 ms (maximum)
• Data Retention: 100 years (minimum)

Detailed Pin Configuration

The AT24C128-10PI-1.8 has the following pin configuration:

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 Read/Write: Enables individual byte-level access for efficient data manipulation.
• Page Write: Supports writing multiple bytes in a single operation, enhancing write efficiency.
• Write Protection: The WP pin can be used to protect the memory from accidental writes.
• I2C Interface: Utilizes the widely adopted I2C (Inter-Integrated Circuit) protocol for communication.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Electrically erasable and reprogrammable, allowing for flexible data updates.
• High storage capacity accommodates a wide range of applications.
• Low power consumption prolongs battery life in portable devices.
• Reliable and durable EEPROM technology ensures long-term data integrity.

Disadvantages

• Relatively slower write cycle time compared to other memory technologies.
• Limited endurance, with a finite number of write cycles before degradation.

Working Principles

The AT24C128-10PI-1.8 utilizes EEPROM technology, which consists of floating-gate transistors that store charge to represent binary data. When writing data, an electric field is applied to the floating gate, altering its charge state. Reading data involves detecting the charge level on the floating gate. The I2C interface facilitates communication between the chip and the controlling device.

Detailed Application Field Plans

The AT24C128-10PI-1.8 finds application in various fields, including:

1. Embedded Systems: Used for firmware storage in microcontrollers and embedded devices.
2. Industrial Automation: Stores configuration data and parameters for industrial control systems.
3. Consumer Electronics: Enables non-volatile storage in devices like smart TVs, set-top boxes, and audio players.
4. Automotive Electronics: Used for storing critical data in automotive systems, such as engine control units and infotainment systems.

Detailed and Complete Alternative Models

1. AT24C256-10PI-1.8: A higher-capacity EEPROM chip with 256 kilobits (32 kilobytes) of memory.
2. AT24C64-10PI-1.8: A lower-capacity EEPROM chip with 64 kilobits (8 kilobytes) of memory.
3. AT24C512-10PI-1.8: An extended-capacity EEPROM chip with 512 kilobits (64 kilobytes) of memory.

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

In conclusion, the AT24C128-10PI-1.8 is a versatile EEPROM chip that provides reliable non-volatile data storage in various electronic devices. Its high capacity, low power consumption, and compatibility with the I2C interface make it a popular choice among designers and engineers.