AT24C16B-PU

Product Overview

Category

AT24C16B-PU belongs to the category of Electrically Erasable Programmable Read-Only Memory (EEPROM) chips.

Use

The AT24C16B-PU is primarily used for non-volatile data storage in various electronic devices. It allows for easy read and write operations, making it suitable for applications that require frequent data updates.

Characteristics

• Non-volatile: The data stored in AT24C16B-PU remains intact even when power is disconnected.
• High storage capacity: The chip has a capacity of 16 kilobits, allowing for significant data storage.
• Low power consumption: AT24C16B-PU operates on low power, making it energy-efficient.
• I2C interface: The chip utilizes the I2C protocol for communication with other devices.
• Durable: With its robust design, the AT24C16B-PU can withstand harsh environmental conditions.

Package

AT24C16B-PU comes in an 8-pin DIP (Dual Inline Package) format, which ensures easy integration into circuit boards.

Essence

The essence of AT24C16B-PU lies in its ability to provide reliable and efficient non-volatile data storage in electronic devices.

Packaging/Quantity

AT24C16B-PU is typically packaged in reels or tubes, with each package containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Capacity: 16 kilobits (2 kilobytes)
• Operating voltage: 1.7V to 5.5V
• Operating temperature range: -40°C to +85°C
• Write endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The AT24C16B-PU chip has the following pin configuration:

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

Functional Features

1. I2C Communication

AT24C16B-PU utilizes the I2C protocol for communication, allowing for easy integration with other devices supporting the same protocol.

2. Byte-Level Read and Write Operations

The chip enables byte-level read and write operations, providing flexibility in accessing and modifying stored data.

3. Hardware Write Protection

AT24C16B-PU includes a write protect pin (WP) that can be used to prevent accidental modification of data by disabling write operations.

4. Page Write Mode

The chip supports page write mode, which allows multiple bytes to be written consecutively within a single write operation, enhancing efficiency.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High storage capacity for various applications.
• Low power consumption contributes to energy efficiency.
• Durable design withstands harsh environmental conditions.
• I2C interface enables easy integration with other devices.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to some alternative models.
• Relatively higher cost per kilobit compared to larger capacity EEPROM chips.

Working Principles

AT24C16B-PU operates based on the principles of EEPROM technology. It uses electrically controlled floating gate transistors to store and retrieve data. When writing data, an electrical charge is applied to the floating gate, altering its electrical characteristics. This change is then detected during read operations, allowing the stored data to be retrieved.

Detailed Application Field Plans

AT24C16B-PU finds applications in various electronic devices that require non-volatile data storage. Some common application fields include:

1. Consumer Electronics: Used in smart TVs, set-top boxes, and audio systems for storing user preferences and settings.
2. Industrial Automation: Employed in programmable logic controllers (PLCs) and industrial control systems for storing configuration parameters and logged data.
3. Automotive: Utilized in automotive electronics for storing vehicle-specific data, such as mileage and diagnostic information.
4. Medical Devices: Integrated into medical equipment for storing patient data, calibration values, and device settings.

Detailed and Complete Alternative Models

Some alternative models to AT24C16B-PU with similar functionality and specifications include:

1. AT24C32B-PU: Offers double the storage capacity of AT24C16B-PU, suitable for applications requiring more data storage.
2. AT24C08B-PU: Provides half the storage capacity of AT24C16B-PU, suitable for