Winbond Electronics
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W25Q128FVSJP

W25Q128FVSJP

Product Overview

  • Category: Flash Memory
  • Use: Data storage and retrieval in electronic devices
  • Characteristics:
    • High capacity
    • Fast read and write speeds
    • Low power consumption
  • Package: SOP-8 (Small Outline Package)
  • Essence: Non-volatile memory for storing digital information
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Capacity: 128 Megabits (16 Megabytes)
  • Interface: Serial Peripheral Interface (SPI)
  • Voltage Range: 2.7V to 3.6V
  • Operating Temperature: -40°C to +85°C
  • Erase/Program Time:
    • Sector Erase: 150ms (typical)
    • Page Program: 0.75ms (typical)

Detailed Pin Configuration

The W25Q128FVSJP has a total of 8 pins, which are as follows:

  1. Chip Select (/CS): Used to enable or disable the device.
  2. Serial Clock (CLK): Provides the timing for data transfer.
  3. Serial Data Input (DI): Receives instructions and data from the microcontroller.
  4. Serial Data Output (DO): Sends data from the flash memory to the microcontroller.
  5. Write Protect (/WP): Enables or disables write operations.
  6. Hold (/HOLD): Suspends any ongoing operation.
  7. Ground (GND): Connected to the ground reference.
  8. Power Supply (VCC): Provides power to the device.

Functional Features

  • High-speed read and write operations
  • Flexible erase capability at sector level
  • Efficient programming of individual memory pages
  • Software and hardware protection mechanisms
  • Deep power-down mode for low-power applications

Advantages and Disadvantages

Advantages

  • Large storage capacity
  • Fast data transfer rates
  • Low power consumption
  • Compact package size
  • Reliable and durable

Disadvantages

  • Limited endurance (number of erase/write cycles)
  • Relatively higher cost compared to other memory technologies

Working Principles

The W25Q128FVSJP utilizes the Serial Peripheral Interface (SPI) for communication with a microcontroller. It stores digital information in non-volatile memory cells, which retain data even when power is removed. The device can be accessed by sending specific commands through the SPI interface, allowing for read, write, and erase operations.

Detailed Application Field Plans

The W25Q128FVSJP is widely used in various electronic devices that require non-volatile storage, such as:

  1. Consumer electronics (e.g., smartphones, tablets, digital cameras)
  2. Automotive systems (e.g., infotainment systems, instrument clusters)
  3. Industrial equipment (e.g., control systems, data loggers)
  4. Communication devices (e.g., routers, modems)
  5. Medical devices (e.g., patient monitors, diagnostic equipment)

Detailed and Complete Alternative Models

  1. W25Q64FVSSIG: 64 Megabit Flash Memory, SOP-8 package
  2. W25Q256JVQIQ: 256 Megabit Flash Memory, WSON-8 package
  3. MX25L12835FM2I-10G: 128 Megabit Flash Memory, SOP-8 package
  4. S25FL128SAGMFI011: 128 Megabit Flash Memory, SOIC-16 package
  5. AT25SF128A-MH-T: 128 Megabit Flash Memory, SOP-8 package

These alternative models offer similar functionality and can be considered as replacements for the W25Q128FVSJP in different applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací W25Q128FVSJP v technických řešeních

Sure! Here are 10 common questions and answers related to the application of W25Q128FVSJP in technical solutions:

  1. Question: What is the W25Q128FVSJP?
    Answer: The W25Q128FVSJP is a serial flash memory chip manufactured by Winbond. It has a capacity of 128 megabits (16 megabytes) and is commonly used for storing program code or data in embedded systems.

  2. Question: What is the interface used to communicate with the W25Q128FVSJP?
    Answer: The W25Q128FVSJP uses the Serial Peripheral Interface (SPI) for communication. It supports both single and dual SPI modes.

  3. Question: What voltage levels does the W25Q128FVSJP support?
    Answer: The W25Q128FVSJP operates at a supply voltage range of 2.7V to 3.6V.

  4. Question: How fast can data be read from the W25Q128FVSJP?
    Answer: The W25Q128FVSJP supports a maximum clock frequency of 104 MHz, allowing for high-speed data read operations.

  5. Question: Can the W25Q128FVSJP be easily soldered onto a PCB?
    Answer: Yes, the W25Q128FVSJP comes in a standard 8-pin SOIC package, which is commonly used in electronic assemblies. It can be easily soldered onto a PCB using standard surface mount techniques.

  6. Question: Is the W25Q128FVSJP compatible with different microcontrollers or microprocessors?
    Answer: Yes, the W25Q128FVSJP is compatible with a wide range of microcontrollers and microprocessors that support the SPI interface.

  7. Question: Does the W25Q128FVSJP support hardware and software write protection?
    Answer: Yes, the W25Q128FVSJP provides both hardware and software write protection features to prevent accidental or unauthorized modification of data.

  8. Question: Can the W25Q128FVSJP be used in automotive applications?
    Answer: Yes, the W25Q128FVSJP is designed to meet the requirements of automotive applications, including extended temperature ranges and high reliability.

  9. Question: What is the typical lifespan of the W25Q128FVSJP?
    Answer: The W25Q128FVSJP has a minimum endurance of 100,000 program/erase cycles, ensuring long-term reliability in most applications.

  10. Question: Are there any development tools or libraries available for working with the W25Q128FVSJP?
    Answer: Yes, Winbond provides a range of development tools, including software libraries and application notes, to assist developers in integrating the W25Q128FVSJP into their designs.

Please note that these answers are general and may vary depending on specific implementation details and requirements.