AT24C02N-10SI-1.8

Product Overview

Category

AT24C02N-10SI-1.8 belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for storing and retrieving digital information in various electronic devices, such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile memory: The stored data remains intact even when power is removed.
• Electrically erasable: The memory can be erased and reprogrammed electronically.
• High storage capacity: The AT24C02N-10SI-1.8 has a storage capacity of 2 kilobits (256 bytes).
• Low power consumption: It operates at a low voltage and consumes minimal power.
• Wide operating temperature range: This chip can function reliably in temperatures ranging from -40°C to +85°C.

Package

The AT24C02N-10SI-1.8 is available in an 8-pin small outline integrated circuit (SOIC) package.

Essence

This EEPROM chip is designed to provide reliable and non-volatile storage for digital data in electronic systems.

Packaging/Quantity

The AT24C02N-10SI-1.8 is typically packaged in reels or tubes, with each reel containing 2500 units.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• Operating voltage: 1.7V to 5.5V
• Maximum clock frequency: 400 kHz
• Write cycle time: 5 ms (maximum)
• Data retention: 100 years (minimum)

Detailed Pin Configuration

The AT24C02N-10SI-1.8 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
6. SCL: Serial clock input
7. WP: Write protect pin
8. VCC: Power supply voltage

Functional Features

• Random access: The AT24C02N-10SI-1.8 allows random access to any memory location, enabling efficient data retrieval.
• Byte-level read and write operations: Data can be read from or written to individual bytes within the memory.
• Hardware write protection: The WP pin can be used to protect the memory from accidental writes.
• I2C interface: This chip utilizes the I2C (Inter-Integrated Circuit) protocol for communication with other devices.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Data remains intact even during power loss.
• High storage capacity: Sufficient memory for many applications.
• Low power consumption: Helps prolong battery life in portable devices.
• Wide operating temperature range: Suitable for various environmental conditions.

Disadvantages

• Limited storage capacity: Insufficient for large-scale data storage requirements.
• Relatively slow write cycle time: May impact performance in time-sensitive applications.

Working Principles

The AT24C02N-10SI-1.8 operates based on the principles of EEPROM technology. It uses a combination of electrically controlled floating gate transistors to store and retrieve digital information. When data is written, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. To read the data, the stored charge is measured, allowing the retrieval of the stored information.

Detailed Application Field Plans

The AT24C02N-10SI-1.8 finds application in various electronic systems, including but not limited to:

1. Microcontrollers: Used for storing configuration data, calibration values, and program code.
2. Computers: Employed in BIOS chips for storing system settings and boot-up routines.
3. Consumer electronics: Utilized in devices like smart TVs, set-top boxes, and digital cameras for storing user preferences and firmware updates.

Detailed and Complete Alternative Models

1. AT24C01A: 1 kilobit (128 bytes) EEPROM chip.
2. AT24C04: 4 kilobits (512 bytes) EEPROM chip.
3. AT24C08A: 8 kilobits (1024 bytes) EEPROM chip.
4. AT24C16A: 16 kilobits (2048 bytes) EEPROM chip.
5. AT24C32: 32 kilobits (4096 bytes) EEPROM chip.

These alternative models offer varying storage capacities to suit different application requirements.

In conclusion, the AT24C02N-10SI-1.8 is an electrically erasable programmable read-only memory chip that provides reliable non-volatile storage for digital data. With its high storage capacity, low power consumption, and