25LC080T/SN

Product Overview

Category: Integrated Circuits (ICs)

Use: The 25LC080T/SN is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) that provides non-volatile storage for various electronic devices. It is commonly used in applications where data needs to be stored and retrieved even when power is removed.

Characteristics: - Low power consumption - High reliability - Small form factor - Easy integration into existing circuitry

Package: The 25LC080T/SN is available in an 8-pin SOIC (Small Outline Integrated Circuit) package, which allows for easy soldering onto printed circuit boards.

Essence: This IC is designed to store and retrieve data reliably in a wide range of electronic devices, including consumer electronics, industrial equipment, and automotive systems.

Packaging/Quantity: The 25LC080T/SN is typically sold in reels containing 2,000 units per reel.

Specifications

• Memory Size: 8 kilobits (1 kilobyte)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.5V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years

Pin Configuration

The 25LC080T/SN has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | CS | Chip Select | | 2 | SCK | Serial Clock | | 3 | SI | Serial Input | | 4 | SO | Serial Output | | 5 | WP | Write Protect | | 6 | VSS | Ground | | 7 | HOLD | Hold Input | | 8 | VCC | Power Supply |

Functional Features

• Byte-level read and write operations
• Sequential read and write operations
• Software write protection
• Hardware write protection using the WP pin
• Deep power-down mode for ultra-low power consumption
• Self-timed programming cycle

Advantages and Disadvantages

Advantages: - Low power consumption makes it suitable for battery-powered devices - High reliability ensures data integrity - Small form factor allows for easy integration into compact designs - Easy to use with existing circuitry due to the SPI interface

Disadvantages: - Limited storage capacity (8 kilobits) - Slower write speed compared to some other memory technologies

Working Principles

The 25LC080T/SN operates based on the principles of EEPROM technology. It uses a floating gate transistor structure to store charge, which represents the binary data. The stored charge can be electrically erased and reprogrammed, allowing for non-volatile data storage.

When data needs to be written, the chip select (CS) pin is activated, and the data is sent serially through the SI pin. The serial clock (SCK) synchronizes the data transfer. The data can be read by activating the CS pin and retrieving the data from the SO pin.

Detailed Application Field Plans

The 25LC080T/SN can be used in various applications, including but not limited to: - Consumer electronics: Smartphones, tablets, digital cameras - Industrial equipment: Data loggers, control systems, measurement devices - Automotive systems: Engine control units, infotainment systems, instrument clusters

Alternative Models

There are several alternative models available that offer similar functionality to the 25LC080T/SN. Some popular alternatives include: - AT24C08 from Microchip Technology - CAT24C08 from ON Semiconductor - M24C08 from STMicroelectronics

These alternative models have comparable specifications and can be used as drop-in replacements in many applications.

In conclusion, the 25LC080T/SN is a versatile serial EEPROM that provides reliable non-volatile storage for various electronic devices. Its low power consumption, high reliability, and small form factor make it suitable for a wide range of applications.