AT25DN256-SSHF-B

Product Overview

Category

AT25DN256-SSHF-B belongs to the category of non-volatile memory devices.

Use

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

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High capacity: Offers a storage capacity of 256 megabits.
• Fast access time: Provides quick read and write operations.
• Low power consumption: Optimized for energy efficiency.
• Reliable: Built-in error detection and correction mechanisms.
• Wide temperature range: Suitable for use in extreme environments.

Package

AT25DN256-SSHF-B is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to store and retrieve digital information reliably and efficiently.

Packaging/Quantity

AT25DN256-SSHF-B is typically packaged in reels or trays, with a quantity of 2500 units per reel/tray.

Specifications

• Storage Capacity: 256 megabits
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Endurance: 100,000 write cycles

Detailed Pin Configuration

1. VCC: Power supply voltage
2. GND: Ground
3. HOLD: Suspends ongoing operation
4. WP: Write protection control
5. SCK: Serial clock input
6. SI: Serial data input
7. SO: Serial data output
8. CS: Chip select

Functional Features

• Sector-based architecture for efficient data management
• Flexible erase and program operations
• Software and hardware write protection options
• Fast read and write operations
• Automatic page write and erase
• Power-saving features for low-power applications

Advantages

• High storage capacity for data-intensive applications
• Reliable data retention and endurance
• Wide operating temperature range for versatile usage scenarios
• Low power consumption for energy-efficient designs
• Compact package size for space-constrained devices

Disadvantages

• Limited to serial interface, may not be suitable for applications requiring parallel access
• Relatively slower write speeds compared to some alternative models

Working Principles

AT25DN256-SSHF-B utilizes flash memory technology to store digital information. It employs a sector-based architecture, where data is organized into sectors for efficient management. The device communicates with the host system using the Serial Peripheral Interface (SPI), enabling fast and reliable data transfer.

Detailed Application Field Plans

AT25DN256-SSHF-B finds applications in various electronic devices, including but not limited to: - Consumer electronics - Industrial automation systems - Automotive electronics - Medical devices - Communication equipment

In consumer electronics, it can be used for firmware storage in smart TVs, set-top boxes, and gaming consoles. In industrial automation, it can store configuration data for programmable logic controllers (PLCs). In automotive electronics, it can be utilized for storing critical data in engine control units (ECUs). In medical devices, it can store patient data or firmware for medical equipment. In communication equipment, it can be used for firmware storage in routers, switches, and modems.

Detailed and Complete Alternative Models

Some alternative models to AT25DN256-SSHF-B include: - AT25SF041: 4 megabit serial flash memory - AT25SL128A: 128 megabit serial flash memory - AT25DL161: 16 megabit serial flash memory - AT25DF641: 64 megabit serial flash memory

These alternative models offer different storage capacities and features, allowing designers to choose the most suitable option for their specific requirements.

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