AT34C02-10TI

Product Overview

Category

AT34C02-10TI 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, computers, and consumer electronics.

Characteristics

• Electrically erasable: The AT34C02-10TI can be erased and reprogrammed electrically, making it convenient for updating stored data.
• Non-volatile: The chip retains its stored data even when power is removed.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.
• High reliability: The AT34C02-10TI offers excellent data retention and endurance characteristics.
• Small form factor: The chip comes in a compact package, allowing for easy integration into different electronic systems.

Package

The AT34C02-10TI is available in a small 8-pin Thin Small Outline Package (TSOP), which ensures efficient space utilization.

Essence

The essence of the AT34C02-10TI lies in its ability to provide reliable and non-volatile data storage in a compact form factor, making it an essential component in many electronic devices.

Packaging/Quantity

The AT34C02-10TI 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 cycle endurance: 1 million cycles
• Data retention: 100 years

Detailed Pin Configuration

The AT34C02-10TI has the following pin configuration:

1. A0: Address input bit 0
2. A1: Address input bit 1
3. A2: Address input bit 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

• Random access: The AT34C02-10TI allows for random access to any memory location, enabling efficient data retrieval.
• Byte-wise write: Data can be written or updated on a byte-by-byte basis, providing flexibility in managing stored information.
• Hardware write protection: The chip includes a write protect pin (WP) that can be used to prevent accidental modification of stored data.
• I2C interface: The AT34C02-10TI utilizes the widely adopted I2C communication protocol, ensuring compatibility with various microcontrollers and devices.

Advantages and Disadvantages

Advantages

• Compact size enables easy integration into space-constrained designs.
• Low power consumption prolongs battery life in portable devices.
• High reliability ensures data integrity over extended periods.
• Flexible write operations allow for efficient data management.

Disadvantages

• Limited storage capacity may not be suitable for applications requiring large amounts of data storage.
• Slower write speeds compared to other memory technologies may impact performance in certain scenarios.

Working Principles

The AT34C02-10TI utilizes an electrically erasable floating-gate transistor technology. It stores data by trapping charges in the floating gate, which can be erased or programmed using electrical signals. The stored charge determines the logic state of each memory cell, allowing for non-volatile data storage.

Detailed Application Field Plans

The AT34C02-10TI finds applications in various fields, including but not limited to:

1. Microcontrollers: Used for storing configuration data, calibration values, and firmware updates.
2. Computers: Employed in BIOS chips, expansion cards, and other peripherals requiring non-volatile storage.
3. Consumer electronics: Integrated into devices like smart TVs, set-top boxes, and digital cameras for storing user preferences, settings, and firmware.

Detailed and Complete Alternative Models

1. AT24C02: Similar EEPROM chip with the same capacity and package, but operates at a wider voltage range (2.7V to 5.5V).
2. AT93C02: Serial EEPROM chip with the same capacity, but available in a different package (8-pin DIP) and compatible with SPI interface.
3. CAT24C02: EEPROM chip with the same capacity, but designed for automotive applications, offering extended temperature range and enhanced reliability.

These alternative models provide options based on specific requirements, such as voltage compatibility, interface preference, and environmental conditions.

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