W25Q64FVTBJQ

Product Overview

• Category: Flash Memory
• Use: Data storage and retrieval in electronic devices
• Characteristics: High capacity, fast read/write speeds, low power consumption
• Package: Standard surface mount package
• Essence: Non-volatile memory for storing digital information
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Memory Capacity: 64 Megabits (8 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: -40°C to +85°C

Pin Configuration

The W25Q64FVTBJQ has a total of 8 pins:

1. Chip Select (/CS)
2. Serial Clock (SCLK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (/WP)
6. Hold (/HOLD)
7. Ground (GND)
8. Power Supply (VCC)

Functional Features

• High-Speed Performance: The W25Q64FVTBJQ offers fast read and write speeds, allowing for efficient data transfer.
• Reliable Data Storage: With its non-volatile memory technology, the chip ensures data retention even when power is disconnected.
• Low Power Consumption: The flash memory operates at low power levels, making it suitable for battery-powered devices.
• Flexible Interface: The SPI interface provides easy integration with various microcontrollers and other electronic components.
• Sector/Block Erase: The chip supports sector and block erase operations, allowing for efficient data management.

Advantages and Disadvantages

Advantages: - High capacity for storing large amounts of data - Fast read and write speeds for quick data access - Low power consumption for energy-efficient operation - Easy integration with microcontrollers and other components - Reliable data retention even without power supply

Disadvantages: - Limited to SPI interface, may not be compatible with all systems - Erase times for sectors and blocks may be relatively slow compared to other memory technologies

Working Principles

The W25Q64FVTBJQ utilizes the Serial Peripheral Interface (SPI) to communicate with a host device. It stores digital information in non-volatile memory cells, which retain data even when power is disconnected. The chip uses a combination of floating gate and tunneling oxide technology to store and retrieve data reliably.

Application Field Plans

The W25Q64FVTBJQ is widely used in various electronic devices that require data storage and retrieval capabilities. Some potential application fields include:

1. Consumer Electronics: Smartphones, tablets, digital cameras, and portable media players.
2. Automotive Systems: Infotainment systems, navigation devices, and instrument clusters.
3. Industrial Equipment: Programmable logic controllers (PLCs), human-machine interfaces (HMIs), and data loggers.
4. Networking Devices: Routers, switches, and network attached storage (NAS) devices.
5. Medical Devices: Patient monitoring systems, diagnostic equipment, and medical imaging devices.

Alternative Models

• Winbond W25Q128FVSG
• Micron N25Q064A13ESE40F
• Spansion S25FL064L

These alternative models offer similar specifications and functionality to the W25Q64FVTBJQ and can be considered as replacements in compatible systems.

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