W25Q128FVPJQ

Product Overview

Category

W25Q128FVPJQ belongs to the category of flash memory chips.

Use

It is primarily used for data storage in various electronic devices, such as smartphones, tablets, digital cameras, and other consumer electronics.

Characteristics

• High storage capacity
• Fast read and write speeds
• Low power consumption
• Reliable data retention
• Compact package size

Package

The W25Q128FVPJQ chip is available in a small form factor package, making it suitable for space-constrained applications.

Essence

The essence of W25Q128FVPJQ lies in its ability to provide non-volatile storage for electronic devices, allowing users to store and retrieve data reliably.

Packaging/Quantity

The chip is typically sold in reels or trays, with each reel or tray containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Storage Capacity: 128 megabits (16 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Maximum Clock Frequency: 104 MHz
• Erase/Program Operations: 100,000 cycles
• Data Retention: Up to 20 years

Detailed Pin Configuration

The W25Q128FVPJQ chip has a total of 8 pins, which are assigned specific functions:

1. Chip Select (/CS): Used to enable or disable the chip for communication.
2. Serial Clock (SCLK): Provides the clock signal for data transfer.
3. Serial Data Input (SI): Transfers data from the microcontroller to the chip.
4. Serial Data Output (SO): Transfers data from the chip to the microcontroller.
5. Hold (/HOLD): Pauses ongoing operations without resetting the chip.
6. Write Protect (/WP): Protects the chip from accidental write operations.
7. Ground (GND): Connects to the ground reference of the system.
8. Power Supply (VCC): Provides power to the chip.

Functional Features

• High-speed data transfer: The SPI interface allows for fast read and write operations.
• Sector-based erasing: The chip supports sector-based erasing, enabling efficient management of data storage.
• Flexible programming options: It offers various programming modes, including byte programming, page programming, and sector erasing.
• Security features: W25Q128FVPJQ includes hardware and software protection mechanisms to prevent unauthorized access to stored data.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast read and write speeds
• Low power consumption
• Compact package size
• Reliable data retention

Disadvantages

• Limited erase/program cycles
• Higher cost compared to lower-capacity flash memory chips

Working Principles

The W25Q128FVPJQ chip utilizes the Serial Peripheral Interface (SPI) protocol to communicate with a microcontroller. It stores data in non-volatile memory cells, which can be electrically erased and reprogrammed. The SPI interface enables high-speed data transfer between the chip and the microcontroller, allowing for efficient read and write operations.

Detailed Application Field Plans

The W25Q128FVPJQ chip finds applications in various electronic devices, including: 1. Smartphones and tablets for storing operating system files and user data. 2. Digital cameras for storing captured images and videos. 3. Portable media players for storing audio and video files. 4. Automotive electronics for data logging and firmware updates. 5. Industrial control systems for storing configuration data and logs.

Detailed and Complete Alternative Models

1. W25Q64FVSSIG: 64 megabit (8 megabyte) flash memory chip with similar features and specifications.
2. W25Q256FVFIG: 256 megabit (32 megabyte) flash memory chip with higher storage capacity.

These alternative models offer different storage capacities to cater to various application requirements while maintaining similar functionality and characteristics as the W25Q128FVPJQ chip.

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