25LC080B-I/S15K

Introduction

The 25LC080B-I/S15K is a serial electrically erasable programmable read-only memory (EEPROM) belonging to the category of non-volatile memory devices. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Non-volatile Memory Device
• Use: Data storage in embedded systems, microcontrollers, and various electronic devices
• Characteristics: Electrically erasable, serial interface, low power consumption
• Package: 8-lead SOIC (Small Outline Integrated Circuit)
• Essence: Reliable data storage with easy interfacing
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

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

Detailed Pin Configuration

1. VSS - Ground
2. MISO - Master In Slave Out
3. VCC - Power Supply
4. SCK - Serial Clock
5. MOSI - Master Out Slave In
6. CS - Chip Select
7. HOLD - Hold Input
8. WP - Write Protect

Functional Features

• Sequential Read/Write: Allows sequential access to memory locations
• Hardware Write Protection: Provides write protection for specific memory areas
• Low Power Consumption: Ideal for battery-powered applications
• Flexible Interface: Supports SPI communication protocol

Advantages and Disadvantages

Advantages

• Efficient use of microcontroller I/O pins due to SPI interface
• Low power consumption extends battery life in portable devices
• Hardware write protection enhances data security

Disadvantages

• Slower write speeds compared to parallel EEPROMs
• Limited storage capacity for larger data requirements

Working Principles

The 25LC080B-I/S15K operates based on the principles of EEPROM technology, where data can be electrically written, read, and erased. It utilizes the SPI interface to communicate with the host microcontroller, enabling seamless integration into various electronic systems.

Detailed Application Field Plans

This EEPROM is widely used in embedded systems, automotive electronics, industrial control systems, and consumer electronics. Its reliable data storage capabilities make it suitable for storing configuration parameters, calibration data, and event logging in these applications.

Detailed and Complete Alternative Models

• AT25DF081A: Similar 8 Kbit SPI EEPROM from Adesto Technologies
• CAT25C08: 8 Kbit SPI Serial EEPROM from ON Semiconductor
• M95010-WMN6TP: 8 Kbit SPI EEPROM from STMicroelectronics

In conclusion, the 25LC080B-I/S15K offers a reliable and efficient solution for non-volatile data storage in various electronic applications, despite its limitations in write speed and storage capacity.

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