AT34C02-10TC

Product Overview

Category

AT34C02-10TC belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This chip is commonly used for data storage 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.
• High storage capacity: The AT34C02-10TC has a storage capacity of 2 kilobits (256 bytes).
• Low power consumption: This chip operates on low power, making it suitable for battery-powered devices.
• I2C interface: It uses the I2C (Inter-Integrated Circuit) protocol for communication with other devices.
• Wide operating voltage range: The chip can operate within a voltage range of 1.7V to 5.5V.

Package

The AT34C02-10TC is available in a small surface-mount package, typically a Thin Small Outline Package (TSOP).

Essence

The essence of AT34C02-10TC lies in its ability to store and retrieve data reliably in electronic systems.

Packaging/Quantity

These chips are usually packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 2 kilobits (256 bytes)
• Operating Voltage Range: 1.7V to 5.5V
• Communication Interface: I2C
• Package Type: TSOP

Detailed Pin Configuration

The AT34C02-10TC chip has a standard pin configuration as follows:

1. VCC: Power supply voltage
2. SDA: Serial Data Line (I2C)
3. SCL: Serial Clock Line (I2C)
4. WP: Write Protect (optional)
5. GND: Ground

Functional Features

• Byte-level Read and Write Operations: The chip allows individual bytes to be read from or written to.
• Random Access: Data can be accessed directly, enabling efficient data retrieval.
• Hardware Write Protection: The optional Write Protect pin provides a means to protect the stored data from accidental modification.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data integrity even during power loss.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range enhances compatibility with various systems.
• Compact package size enables integration into space-constrained designs.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Slower write speeds compared to volatile memory types.
• Relatively higher cost per byte of storage.

Working Principles

The AT34C02-10TC utilizes EEPROM technology, which employs floating-gate transistors to store and retrieve data. When writing data, an electric charge is applied to the floating gate, altering its electrical characteristics. This change in charge determines the stored data value. During reading, the charge on the floating gate is measured, allowing the retrieval of the stored data.

Detailed Application Field Plans

The AT34C02-10TC finds applications in various fields, including:

1. Microcontrollers: Used for storing program code, configuration settings, and calibration data.
2. Computers: Employed in BIOS chips, expansion cards, and embedded systems for non-volatile storage.
3. Consumer Electronics: Integrated into devices like smart TVs, set-top boxes, and audio players for data storage purposes.

Detailed and Complete Alternative Models

Several alternative models to AT34C02-10TC are available in the market, offering similar functionality. Some notable alternatives include:

1. AT24C02: A compatible EEPROM chip manufactured by Atmel Corporation.
2. 24LC02B: An alternative EEPROM chip produced by Microchip Technology Inc.
3. CAT24C02: Another compatible EEPROM chip manufactured by ON Semiconductor.

These alternative models provide similar storage capacities and features, allowing users to choose the most suitable option for their specific requirements.

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