W25Q128JVFIM

Product Overview

• Category: Flash Memory
• Use: Data storage and retrieval in electronic devices
• Characteristics: High capacity, fast read/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

• Memory Capacity: 128 Megabits (16 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Read Speed: Up to 104 MHz
• Write Speed: Up to 80 MHz
• Erase Time: Sector erase time of 150 ms, block erase time of 400 ms
• Data Retention: Up to 20 years
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The W25Q128JVFIM has a total of 8 pins arranged as follows:

1. Chip Select (/CS) - Active low input used to enable/disable the device
2. Serial Clock (CLK) - Input for synchronizing data transfer
3. Serial Data Input (DI) - Input for receiving data from the host
4. Serial Data Output (DO) - Output for transmitting data to the host
5. Write Protect (/WP) - Input for write protection control
6. Hold (/HOLD) - Input for suspending serial communication
7. Ground (GND) - Reference ground
8. Power Supply (VCC) - Power supply input (2.7V - 3.6V)

Functional Features

• High-Speed Performance: The W25Q128JVFIM offers fast read and write speeds, allowing for efficient data transfer.
• Large Storage Capacity: With a capacity of 128 Megabits, this flash memory chip provides ample space for storing digital information.
• Low Power Consumption: The device operates at low power levels, making it suitable for battery-powered devices.
• Reliable Data Retention: The flash memory retains data for up to 20 years, ensuring long-term reliability.

Advantages and Disadvantages

Advantages: - High-speed performance - Large storage capacity - Low power consumption - Reliable data retention

Disadvantages: - Limited compatibility with certain devices due to the SPI interface - Relatively higher cost compared to other memory options

Working Principles

The W25Q128JVFIM utilizes the Serial Peripheral Interface (SPI) for communication with the host device. It stores data in non-volatile memory cells that can be electrically erased and reprogrammed. The device uses a combination of floating gate and control gate transistors to store and retrieve digital information.

Detailed Application Field Plans

The W25Q128JVFIM is widely used in various electronic devices that require non-volatile memory for data storage and retrieval. Some common application fields include:

1. Consumer Electronics: Used in smartphones, tablets, digital cameras, and portable media players for storing user data, firmware, and software updates.
2. Automotive Systems: Employed in car infotainment systems, navigation systems, and instrument clusters for storing maps, audio files, and system configurations.
3. Industrial Equipment: Utilized in industrial automation systems, robotics, and control units for storing program code, configuration data, and logged information.
4. Networking Devices: Integrated into routers, switches, and network storage devices for storing firmware, configuration settings, and log files.

Detailed and Complete Alternative Models

1. W25Q64JVZPIQ - 64 Megabit (8 Megabyte) flash memory chip with similar specifications and package.
2. W25Q256JVFIQ - 256 Megabit (32 Megabyte) flash memory chip with higher capacity and similar characteristics.
3. MX25L12835FZNI-10G - 128 Megabit flash memory chip from another manufacturer, offering comparable performance and features.

(Note: The above alternative models are provided for reference and may vary in availability and compatibility based on specific requirements.)

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