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AT25DF021A-MHN-Y
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AT25DF021A-MHN-Y

Product Overview

Category

The AT25DF021A-MHN-Y belongs to the category of serial flash memory.

Use

It is used for storing program code and data in various electronic devices such as consumer electronics, automotive applications, and industrial equipment.

Characteristics

  • High-speed read operations
  • Low-power consumption
  • Wide operating voltage range
  • Small form factor
  • Reliable data retention

Package

The AT25DF021A-MHN-Y is available in a compact 8-pin SOIC package.

Essence

This flash memory device is essential for providing non-volatile storage in embedded systems and IoT devices.

Packaging/Quantity

The AT25DF021A-MHN-Y is typically supplied in reels with a quantity of 2500 units per reel.

Specifications

  • Memory Size: 2Mb (256K x 8)
  • Interface: Serial Peripheral Interface (SPI)
  • Operating Voltage: 2.7V - 3.6V
  • Maximum Clock Frequency: 104MHz
  • Operating Temperature Range: -40°C to 85°C
  • Data Retention: 20 years
  • Erase/Program Cycles: 100,000 cycles

Detailed Pin Configuration

  1. /CS - Chip Select
  2. DI - Serial Data Input
  3. DO - Serial Data Output
  4. CLK - Serial Clock
  5. /WP - Write Protect
  6. GND - Ground
  7. NC - No Connect
  8. VCC - Power Supply

Functional Features

  • Sector erase capability
  • Program operation
  • Fast read access time
  • Software and hardware protection of memory

Advantages

  • Compact package size
  • Low power consumption
  • High-speed data transfer
  • Wide operating voltage range

Disadvantages

  • Limited storage capacity compared to other flash memory options
  • Limited maximum clock frequency

Working Principles

The AT25DF021A-MHN-Y operates by utilizing the SPI interface to communicate with the host microcontroller. It stores data in non-volatile memory cells, allowing for reliable data retention even when power is removed.

Detailed Application Field Plans

This flash memory device is suitable for use in a wide range of applications including: - Automotive infotainment systems - Smart home devices - Industrial automation equipment - Wearable technology - Medical devices

Detailed and Complete Alternative Models

  • AT25DF041A-MHF-T
  • W25Q16JVSSIG
  • S25FL116K0XMFI011

In conclusion, the AT25DF021A-MHN-Y is a versatile and reliable serial flash memory device that offers high-speed performance, low power consumption, and a compact form factor, making it an ideal choice for various embedded system and IoT applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av AT25DF021A-MHN-Y i tekniska lösningar

  1. What is the AT25DF021A-MHN-Y?

    • The AT25DF021A-MHN-Y is a 2-megabit serial flash memory with a flexible erase architecture and high-speed SPI interface.

  2. What are the key features of AT25DF021A-MHN-Y?

    • The key features include a 2-megabit density, low-power consumption, high-speed clock frequency, flexible erase architecture, and compatibility with SPI interface.

  3. What are the typical applications of AT25DF021A-MHN-Y?

    • Typical applications include code storage, data storage, configuration storage, firmware storage, and boot code storage in various electronic devices.

  4. What is the operating voltage range for AT25DF021A-MHN-Y?

    • The operating voltage range is from 2.7V to 3.6V, making it suitable for a wide range of applications.

  5. What is the maximum clock frequency supported by AT25DF021A-MHN-Y?

    • The maximum clock frequency supported is 104 MHz, enabling high-speed data transfer.

  6. Does AT25DF021A-MHN-Y support software protection of memory contents?

    • Yes, it supports software protection of memory contents through hardware write protection and status register protection.

  7. Can AT25DF021A-MHN-Y operate in extended temperature ranges?

    • Yes, it can operate in extended temperature ranges from -40°C to 85°C, making it suitable for industrial and automotive applications.

  8. What are the available package options for AT25DF021A-MHN-Y?

    • The available package options include 8-lead SOIC and 8-contact WSON, providing flexibility for different design requirements.

  9. Is AT25DF021A-MHN-Y RoHS compliant?

    • Yes, it is RoHS compliant, meeting environmental standards for lead-free manufacturing.

  10. Are there any known compatibility issues with using AT25DF021A-MHN-Y in specific microcontroller platforms?

    • There are no known compatibility issues, as it is designed to work seamlessly with various microcontroller platforms that support SPI interface.