25LC080-I/P

Product Overview

Category: Integrated Circuits (ICs)

Use: Non-volatile Serial EEPROM Memory

Characteristics: - Low-power CMOS technology - 8Kbits of memory organized as 1024 x 8 bits - SPI interface for easy communication with microcontrollers - Wide operating voltage range: 2.5V to 5.5V - High reliability and endurance - Small form factor

Package: DIP-8 (Dual In-line Package)

Essence: The 25LC080-I/P is a non-volatile serial EEPROM memory chip that provides reliable and low-power data storage for various electronic devices.

Packaging/Quantity: The 25LC080-I/P is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Memory Size: 8Kbits (1024 x 8 bits)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 2.5V to 5.5V
• Data Retention: > 200 years
• Endurance: 1 million write cycles
• Write Time: 3.5 ms (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 25LC080-I/P has a total of 8 pins arranged as follows:

┌───┐ CS |1 8| VCC SCK |2 7| HOLD SI |3 6| WP SO |4 5| GND └───┘

• CS: Chip Select
• SCK: Serial Clock
• SI: Serial Input
• SO: Serial Output
• VCC: Power Supply
• GND: Ground
• HOLD: Hold Input (optional)
• WP: Write Protect Input (optional)

Functional Features

• Non-volatile memory: The 25LC080-I/P retains data even when power is removed, making it suitable for storing critical information.
• SPI interface: The chip communicates with microcontrollers using the Serial Peripheral Interface (SPI) protocol, enabling easy integration into various systems.
• Low-power consumption: The CMOS technology used in the chip ensures minimal power consumption, making it ideal for battery-powered devices.
• High reliability and endurance: With a data retention period of over 200 years and an endurance of 1 million write cycles, the 25LC080-I/P offers reliable and long-lasting performance.

Advantages and Disadvantages

Advantages: - Compact size and DIP-8 package allow for easy integration into different electronic designs. - Wide operating voltage range provides flexibility in various applications. - SPI interface simplifies communication with microcontrollers. - High reliability and endurance ensure data integrity and longevity.

Disadvantages: - Limited storage capacity compared to larger EEPROM chips. - Requires external components (microcontroller, supporting circuitry) for full functionality.

Working Principles

The 25LC080-I/P operates based on the principles of electrically erasable programmable read-only memory (EEPROM). It uses a floating gate transistor structure to store and retrieve data. The SPI interface facilitates the transfer of data between the chip and a microcontroller, allowing for both reading and writing operations.

Detailed Application Field Plans

The 25LC080-I/P finds applications in various fields, including but not limited to: 1. Consumer electronics: Used for storing configuration settings, firmware updates, and user data in devices such as smartphones, tablets, and digital cameras. 2. Industrial automation: Enables data logging, parameter storage, and system configuration in industrial control systems. 3. Automotive electronics: Used for storing vehicle-specific data, such as mileage, calibration settings, and diagnostic information. 4. Medical devices: Enables storage of patient data, device configurations, and firmware updates in medical equipment.

Detailed and Complete Alternative Models

1. 25LC040-I/P: Similar to the 25LC080-I/P but with a smaller memory size of 4Kbits.
2. 25LC160-I/P: Offers a larger memory size of 16Kbits, suitable for applications requiring more storage capacity.
3. 25AA080C-I/MS: Provides similar functionality but with an I2C interface instead of SPI.

These alternative models offer different memory sizes and interface options, allowing users to choose the most suitable option based on their specific requirements.

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