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AT25SF321-SHD-T
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AT25SF321-SHD-T

Product Overview

Category

The AT25SF321-SHD-T belongs to the category of Serial Flash Memory.

Use

It is used for storing and retrieving data in various electronic devices, such as microcontrollers, IoT devices, and consumer electronics.

Characteristics

  • High-speed read operations
  • Low power consumption
  • Wide operating voltage range
  • Small package size
  • Enhanced reliability and security features

Package

The AT25SF321-SHD-T is available in a small form factor package suitable for surface mount technology (SMT) assembly.

Essence

The essence of this product lies in its ability to provide non-volatile storage with fast access times and low power consumption.

Packaging/Quantity

The AT25SF321-SHD-T is typically supplied in tape and reel packaging, with quantities varying based on customer requirements.

Specifications

  • Capacity: 32Mb
  • Interface: SPI (Serial Peripheral Interface)
  • Operating Voltage: 2.7V - 3.6V
  • Maximum Clock Frequency: 104MHz
  • Operating Temperature Range: -40°C to 85°C
  • Data Retention: 20 years
  • Erase/Program Cycle Endurance: 100,000 cycles

Detailed Pin Configuration

The AT25SF321-SHD-T has a standard 8-pin SOIC (Small Outline Integrated Circuit) package with the following pin configuration: 1. Chip Select (/CS) 2. Serial Clock (SCK) 3. Serial Data Input/Output (SI/SO) 4. Ground (GND) 5. Serial Data Output/Input (SO/SI) 6. Hold (/HOLD) 7. Write Protect (/WP) 8. Power Supply (VCC)

Functional Features

  • Sector erase capability
  • Uniform 4 KByte sectors
  • Dual and Quad I/O support for higher throughput
  • Security features for data protection
  • Software and hardware write protection options

Advantages and Disadvantages

Advantages

  • Fast read/write operations
  • Low power consumption
  • Enhanced security features
  • Wide operating voltage range
  • Compact package size

Disadvantages

  • Limited capacity compared to larger flash memory devices
  • Higher cost per bit compared to traditional non-volatile memory technologies

Working Principles

The AT25SF321-SHD-T utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host device. It stores data in non-volatile memory cells, allowing for reliable data retention even when power is removed. The device supports various read, write, and erase operations, providing flexibility for different application requirements.

Detailed Application Field Plans

The AT25SF321-SHD-T is well-suited for use in the following applications: - Embedded systems - Internet of Things (IoT) devices - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the AT25SF321-SHD-T include: - W25Q32JVSSIQ (Winbond) - S25FL132K0XMFI011 (Cypress) - MX25L3233FM2I-08G (Macronix)

In conclusion, the AT25SF321-SHD-T offers a balance of performance, reliability, and security, making it an ideal choice for various embedded and IoT applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT25SF321-SHD-T v technických řešeních

  1. What is the AT25SF321-SHD-T?

    • The AT25SF321-SHD-T is a serial flash memory device with 32Mb of storage capacity, commonly used in embedded systems and IoT devices.

  2. What are the key features of the AT25SF321-SHD-T?

    • The key features include a high-speed SPI interface, low power consumption, wide voltage range operation, and a small form factor package.

  3. How can the AT25SF321-SHD-T be integrated into a technical solution?

    • The AT25SF321-SHD-T can be integrated as a storage component for firmware, configuration data, or other non-volatile data in various electronic devices.

  4. What are the typical applications of the AT25SF321-SHD-T?

    • Typical applications include industrial automation, consumer electronics, automotive systems, smart meters, and other embedded systems requiring non-volatile memory.

  5. What are the operating voltage and temperature range of the AT25SF321-SHD-T?

    • The AT25SF321-SHD-T operates within a wide voltage range of 2.7V to 3.6V and over a temperature range of -40°C to 85°C.

  6. Does the AT25SF321-SHD-T support security features?

    • Yes, it supports hardware and software protection features to prevent unauthorized access to the stored data.

  7. Can the AT25SF321-SHD-T be easily interfaced with microcontrollers and other ICs?

    • Yes, it can be easily interfaced using the SPI protocol, making it compatible with a wide range of microcontrollers and other ICs.

  8. What are the advantages of using the AT25SF321-SHD-T over other flash memory options?

    • The AT25SF321-SHD-T offers high-speed read and write operations, low power consumption, and a small footprint, making it suitable for space-constrained designs.

  9. Are there any specific design considerations when using the AT25SF321-SHD-T?

    • Designers should consider signal integrity, power supply decoupling, and proper PCB layout to ensure reliable operation and performance.

  10. Where can I find detailed technical documentation and support for the AT25SF321-SHD-T?

    • Detailed technical documentation and support for the AT25SF321-SHD-T can be found on the manufacturer's website, including datasheets, application notes, and technical support resources.