AT45DB081B-CNU-2.5

Overview

Product Category

AT45DB081B-CNU-2.5 belongs to the category of flash memory devices.

Use

This product is primarily used for data storage and retrieval in various electronic devices.

Characteristics

• Non-volatile memory: The AT45DB081B-CNU-2.5 retains stored data even when power is removed.
• High capacity: This flash memory device has a storage capacity of 8 megabits (1 megabyte).
• Fast data transfer: It supports high-speed data transfer rates, allowing for efficient read and write operations.
• Low power consumption: The AT45DB081B-CNU-2.5 is designed to minimize power usage, making it suitable for battery-powered devices.

Package

The AT45DB081B-CNU-2.5 is available in a compact and industry-standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

This flash memory device provides reliable and high-performance data storage capabilities for electronic devices.

Packaging/Quantity

The AT45DB081B-CNU-2.5 is typically packaged in reels containing multiple units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 8 megabits (1 megabyte)
• Interface: Serial Peripheral Interface (SPI)
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Endurance: 10,000 erase/write cycles

Pin Configuration

The AT45DB081B-CNU-2.5 features an 8-pin SOIC package with the following pin configuration:

1. Chip Select (/CS)
2. Output Enable (/OE)
3. Write Protect (/WP)
4. Serial Data Input (SI)
5. Serial Data Output (SO)
6. Serial Clock (SCK)
7. Ground (GND)
8. Power Supply (VCC)

Functional Features

• Page Program Operation: Allows data to be written in page-sized increments.
• Continuous Read Mode: Enables sequential reading of data from the memory array.
• Sector Erase Operation: Erases a specific sector of the memory, allowing for efficient data management.
• Software Protection: Provides write protection for designated memory areas using software commands.
• Deep Power-down Mode: Reduces power consumption to a minimum when the device is not in use.

Advantages and Disadvantages

Advantages

• High storage capacity for a wide range of applications.
• Fast data transfer rates for efficient read and write operations.
• Low power consumption, making it suitable for battery-powered devices.
• Compact package size for space-constrained designs.
• Long data retention period ensures data integrity over time.

Disadvantages

• Limited endurance compared to other types of non-volatile memory.
• Relatively higher cost per unit compared to alternative memory technologies.

Working Principles

The AT45DB081B-CNU-2.5 utilizes flash memory technology to store and retrieve data. It employs a Serial Peripheral Interface (SPI) for communication with the host device. The memory cells within the device are organized into sectors, pages, and bytes, allowing for efficient read and write operations at different levels of granularity.

Detailed Application Field Plans

The AT45DB081B-CNU-2.5 can be used in various electronic devices that require reliable and high-capacity data storage. Some potential application fields include:

1. Consumer Electronics: Smartphones, tablets, digital cameras, and portable media players.
2. Automotive Systems: Infotainment systems, navigation devices, and engine control units.
3. Industrial Automation: Data loggers, control systems, and monitoring devices.
4. Medical Devices: Patient monitoring systems, diagnostic equipment, and medical imaging devices.

Detailed and Complete Alternative Models

• AT45DB161E-CNU
• AT45DB321E-CNU
• AT45DB641E-CNU
• AT45DB081D-CNU
• AT45DB161D-CNU

These alternative models offer similar functionality and characteristics to the AT45DB081B-CNU-2.5, but with varying storage capacities and package options.

In conclusion, the AT45DB081B-CNU-2.5 is a flash memory device that provides high-capacity and reliable data storage capabilities for various electronic applications. Its compact size, fast data transfer rates, and low power consumption make it a suitable choice for many modern devices. However, it is important to consider the limited endurance and relatively higher cost compared to alternative memory technologies when selecting this product.