W25Q64FVZEJQ TR

Product Overview

Category

The W25Q64FVZEJQ TR belongs to the category of flash memory chips.

Use

This product is primarily used for data storage in various electronic devices such as computers, smartphones, tablets, and other digital devices.

Characteristics

• Non-volatile memory: The W25Q64FVZEJQ TR retains stored data even when power is disconnected.
• High capacity: This chip has a storage capacity of 64 megabits (8 megabytes).
• Fast data transfer: It supports high-speed data transfer rates, allowing for efficient read and write operations.
• Reliable performance: The W25Q64FVZEJQ TR offers reliable and consistent performance over an extended period of time.

Package

The W25Q64FVZEJQ TR is available in a compact and durable package that ensures protection during transportation and handling. The package is designed to be compatible with standard surface mount technology (SMT) assembly processes.

Essence

The essence of the W25Q64FVZEJQ TR lies in its ability to provide reliable and high-capacity data storage in a compact form factor.

Packaging/Quantity

This product is typically packaged in reels or trays, depending on the customer's requirements. The quantity per reel or tray may vary, but it is commonly available in quantities of 250 or 500 units.

Specifications

• Memory Capacity: 64 megabits (8 megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Data Transfer Rate: Up to 104 MHz
• Erase/Program Operations: 100,000 cycles (minimum)
• Data Retention: 20 years (minimum)

Detailed Pin Configuration

The W25Q64FVZEJQ TR has a total of 8 pins, each serving a specific function:

1. Chip Select (/CS): This pin is used to enable or disable the chip for communication.
2. Serial Clock (SCLK): The SCLK pin provides the clock signal for data transfer.
3. Serial Data Input (SI): This pin receives data from the external device during write operations.
4. Serial Data Output (SO): The SO pin transmits data from the chip to the external device during read operations.
5. Hold (/HOLD): This pin is used to pause ongoing operations temporarily.
6. Write Protect (/WP): The /WP pin protects the memory from accidental write operations.
7. Ground (GND): This pin is connected to the ground reference.
8. Power Supply (VCC): The VCC pin provides the power supply voltage to the chip.

Functional Features

• High-speed Read/Write: The W25Q64FVZEJQ TR offers fast read and write operations, allowing for efficient data access.
• Sector Erase: It supports sector-based erasure, enabling selective deletion of data.
• Block Locking: This feature allows specific blocks of memory to be locked, preventing accidental modification.
• Software/Hardware Protection: The chip provides various protection mechanisms to safeguard stored data from unauthorized access or accidental modifications.

Advantages and Disadvantages

Advantages

• High storage capacity
• Fast data transfer rate
• Reliable performance
• Compact form factor
• Versatile application compatibility

Disadvantages

• Limited erase/write cycles
• Relatively higher cost compared to lower-capacity flash memory chips

Working Principles

The W25Q64FVZEJQ TR utilizes the Serial Peripheral Interface (SPI) protocol for communication with the host device. It stores data in non-volatile memory cells that retain information even when power is disconnected. The chip uses a combination of electronic circuits and firmware algorithms to enable efficient read, write, and erase operations.

Detailed Application Field Plans

The W25Q64FVZEJQ TR finds applications in various electronic devices, including but not limited to: - Computers and laptops - Smartphones and tablets - Digital cameras - Gaming consoles - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. W25Q32FVZEJQ TR: 32 megabits (4 megabytes) capacity flash memory chip.
2. W25Q128FVZEJQ TR: 128 megabits (16 megabytes) capacity flash memory chip.
3. W25Q256FVZEJQ TR: 256 megabits (32 megabytes) capacity flash memory chip.

These alternative models offer different storage capacities to cater to varying requirements.

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