AT34C02N-10SI

Product Overview

Category

AT34C02N-10SI belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This chip is commonly used for non-volatile data storage in various electronic devices, such as microcontrollers, digital cameras, and automotive systems.

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.
• Small form factor: Compact size suitable for integration into various electronic devices.

Package

AT34C02N-10SI is available in a small outline integrated circuit (SOIC) package. This package provides a compact and robust housing for the chip, ensuring its protection and ease of handling during assembly.

Essence

The essence of AT34C02N-10SI lies in its ability to store and retrieve data reliably, making it an essential component for many electronic devices that require non-volatile memory.

Packaging/Quantity

AT34C02N-10SI is typically packaged 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's specifications.

Specifications

• Memory capacity: 2 kilobits (256 bytes)
• 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

AT34C02N-10SI has a total of 8 pins, which are assigned specific functions:

1. VCC: Power supply input
2. SDA: Serial data input/output
3. SCL: Serial clock input
4. WP: Write protect input
5. GND: Ground
6. NC: No connection
7. A0: Address input bit 0
8. A1: Address input bit 1

Functional Features

• Random access: Allows for direct reading and writing of specific memory locations.
• Byte-level operations: Enables efficient manipulation of individual bytes within the memory.
• Hardware write protection: Provides a mechanism to prevent accidental or unauthorized modification of stored data.
• I2C interface: Supports easy integration with microcontrollers and other devices using the widely adopted I2C communication protocol.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Ensures data integrity even during power loss.
• Compact size: Suitable for space-constrained applications.
• High write endurance: Can withstand frequent data updates without degradation.
• Wide operating voltage range: Compatible with various power supply configurations.

Disadvantages

• Limited storage capacity: Not suitable for applications requiring large amounts of data storage.
• Relatively slow write speed: Writing data to the chip may take longer compared to other memory technologies.

Working Principles

AT34C02N-10SI utilizes an electrically erasable floating-gate transistor technology. Data is stored in memory cells by trapping charges on the floating gate, which can be selectively removed or added through electrical signals. This allows for both erasing and programming of data in a non-volatile manner.

Detailed Application Field Plans

AT34C02N-10SI finds application in various fields, including but not limited to: - Microcontroller-based systems - Automotive electronics - Industrial control systems - Consumer electronics - Medical devices

In microcontroller-based systems, this chip can be used to store configuration settings, calibration data, or user preferences. In automotive electronics, it can be utilized for storing vehicle-specific information, such as mileage or diagnostic codes. Industrial control systems can benefit from its ability to retain critical data during power outages. Consumer electronics, such as digital cameras, can use it for storing image metadata or user profiles. Medical devices may employ it for storing patient-specific information or device settings.

Detailed and Complete Alternative Models

Some alternative models to AT34C02N-10SI include: - AT24C02 - CAT24C02 - 24AA02 - M24C02

These models offer similar functionality and specifications, providing alternatives for designers based on specific requirements and availability.

In conclusion, AT34C02N-10SI is a compact EEPROM chip that offers non-volatile data storage capabilities. Its small form factor, high write endurance, and wide operating voltage range make it suitable for various electronic applications. While it has limitations in terms of storage capacity and write speed, it provides reliable and flexible memory solutions for a wide range of devices.