25LC080A-I/STG

Product Overview

Category: Integrated Circuits (ICs)

Use: The 25LC080A-I/STG is a serial EEPROM (Electrically Erasable Programmable Read-Only Memory) that provides non-volatile storage for digital data. It is commonly used in various electronic devices to store configuration settings, calibration data, and other small amounts of information.

Characteristics: - Low power consumption - High reliability - Small form factor - Wide operating voltage range - High endurance and retention

Package: The 25LC080A-I/STG is available in a surface mount package (SOIC-8). This package type allows for easy integration onto printed circuit boards (PCBs) and is widely used in the electronics industry.

Essence: The essence of the 25LC080A-I/STG is its ability to provide non-volatile memory storage in a compact and reliable package. It offers a cost-effective solution for storing small amounts of data in various electronic applications.

Packaging/Quantity: The 25LC080A-I/STG is typically sold in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

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

Detailed Pin Configuration

The 25LC080A-I/STG has 8 pins in the SOIC-8 package. The pin configuration is as follows:

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SDI/SDO)
4. Write Protect (WP)
5. VSS (Ground)
6. HOLD
7. VCC (Power Supply)
8. Not Connected (NC)

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 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 - Wide operating voltage range provides flexibility in various applications - High endurance and retention ensure long-term data storage

Disadvantages: - Limited storage capacity (8 kilobits) - Slower write speed compared to other memory technologies - Requires an external microcontroller or host device for communication

Working Principles

The 25LC080A-I/STG uses a serial interface (SPI) to communicate with a microcontroller or host device. It operates by sending commands and data through the SPI bus, allowing for read and write operations on specific memory addresses.

When writing data, the device performs an internal erase operation before programming the new data. This ensures that previously stored data is erased and overwritten correctly. The write protect feature can be used to prevent accidental modification of stored data.

During read operations, the device retrieves data from the specified memory address and sends it back to the microcontroller or host device through the SPI bus.

Detailed Application Field Plans

The 25LC080A-I/STG is widely used in various electronic applications, including but not limited to: - Consumer electronics (e.g., TVs, set-top boxes, remote controls) - Automotive electronics (e.g., car audio systems, instrument clusters) - Industrial control systems - Medical devices - Internet of Things (IoT) devices

In consumer electronics, the 25LC080A-I/STG can be used to store configuration settings, user preferences, and firmware updates. In automotive electronics, it can store calibration data for sensors and control modules.

Detailed and Complete Alternative Models

Some alternative models to the 25LC080A-I/STG include: - AT24C08A by Microchip Technology Inc. - CAT24C08 by ON Semiconductor - M24C08-WMN6TP by STMicroelectronics

These alternative models offer similar functionality and specifications, providing options for designers and manufacturers based on their specific requirements.

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