AT24C02D-CUM-T

Product Overview

Category

AT24C02D-CUM-T belongs to the category of electrically erasable programmable read-only memory (EEPROM) chips.

Use

This product is commonly used for non-volatile data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Electrically erasable: The stored data can be erased and reprogrammed electronically.
• Non-volatile: The data remains intact even when power is removed.
• High storage capacity: The AT24C02D-CUM-T has a storage capacity of 2 kilobits (256 bytes).
• Low power consumption: This chip operates at low power levels, making it suitable for battery-powered devices.

Package

The AT24C02D-CUM-T is available in a small surface-mount package, which allows for easy integration into compact electronic devices.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile data storage in a compact form factor.

Packaging/Quantity

The AT24C02D-CUM-T is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Storage Capacity: 2 kilobits (256 bytes)
• Interface: I2C (Two-wire Serial Interface)
• 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 AT24C02D-CUM-T has a total of 8 pins, which are assigned specific functions:

1. A0: Address Input
2. A1: Address Input
3. A2: Address Input
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 AT24C02D-CUM-T allows for random access to any memory location, enabling efficient data retrieval.
• Byte-Level Read/Write: Data can be read from or written to the chip at the byte level, providing flexibility in data manipulation.
• Hardware Write Protection: The WP pin can be used to protect the stored data from accidental modification.
• Low Power Consumption: This chip operates at low power levels, making it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages

• Non-volatile storage: Data remains intact even when power is removed.
• High storage capacity: 2 kilobits of storage space.
• Compact form factor: Small surface-mount package for easy integration.
• Low power consumption: Suitable for battery-powered devices.

Disadvantages

• Limited storage capacity compared to other EEPROM chips.
• Slower write speeds compared to some other memory technologies.

Working Principles

The AT24C02D-CUM-T utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electric charges within a floating gate transistor structure. These charges can be selectively removed or added using electrical signals, allowing for data erasure and reprogramming.

Detailed Application Field Plans

The AT24C02D-CUM-T finds applications in various fields, including: 1. Microcontrollers: Used for storing configuration settings, calibration data, and program code. 2. Computers: Employed in BIOS chips for storing system parameters and boot-up routines. 3. Consumer Electronics: Utilized in devices such as smart TVs, set-top boxes, and digital cameras for storing user preferences and settings.

Detailed and Complete Alternative Models

1. AT24C01D-CUM-T: 1 kilobit (128 bytes) storage capacity.
2. AT24C04D-CUM-T: 4 kilobits (512 bytes) storage capacity.
3. AT24C08D-CUM-T: 8 kilobits (1024 bytes) storage capacity.
4. AT24C16D-CUM-T: 16 kilobits (2048 bytes) storage capacity.

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

In conclusion, the AT24C02D-CUM-T is an electrically erasable programmable read-only memory (EEPROM) chip that provides reliable and non-volatile data storage in a compact form factor. With its high storage capacity, low power consumption, and random access capabilities, it finds applications in various fields such as microcontrollers, computers, and consumer electronics.