W25Q40EWSVIG TR

Product Overview

Category

The W25Q40EWSVIG TR belongs to the category of Serial Flash Memory.

Use

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

Characteristics

• Non-volatile memory: The W25Q40EWSVIG TR retains data even when power is turned off.
• High storage capacity: This flash memory chip has a capacity of 4 megabits (512 kilobytes).
• Fast data transfer: It supports high-speed SPI (Serial Peripheral Interface) communication for efficient data transfer.
• Low power consumption: The W25Q40EWSVIG TR is designed to consume minimal power during operation.
• Wide operating voltage range: It can operate within a voltage range of 2.7V to 3.6V.

Package

The W25Q40EWSVIG TR comes in a small form factor package known as an SOP-8 (Small Outline Package). This package is widely used in the electronics industry due to its compact size and ease of integration into circuit boards.

Essence

The essence of the W25Q40EWSVIG TR lies in its ability to provide reliable and high-capacity storage for various electronic devices. It offers a cost-effective solution for manufacturers looking to incorporate non-volatile memory into their products.

Packaging/Quantity

The W25Q40EWSVIG TR is typically packaged in reels, with each reel containing 2500 units of the flash memory chip.

Specifications

• Memory Capacity: 4 megabits (512 kilobytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage Range: 2.7V to 3.6V
• Data Transfer Rate: Up to 104 MHz
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOP-8

Detailed Pin Configuration

The W25Q40EWSVIG TR has a total of 8 pins arranged in the following configuration:

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 data transfer: The W25Q40EWSVIG TR supports SPI communication, allowing for fast and efficient data transfer between the flash memory chip and the host device.
• Flexible write protection: The /WP pin can be used to enable or disable write protection, providing flexibility in controlling data modification.
• Hold function: The /HOLD pin allows the host device to pause ongoing operations without losing data, ensuring reliable operation in various scenarios.
• Uniform sector erase: The flash memory chip supports sector-based erasure, enabling selective deletion of specific data sectors without affecting others.

Advantages and Disadvantages

Advantages

• High storage capacity for its compact size
• Fast data transfer rate
• Low power consumption
• Wide operating voltage range
• Flexible write protection options

Disadvantages

• Limited storage capacity compared to higher-end flash memory chips
• Relatively slower data transfer rate compared to some newer alternatives

Working Principles

The W25Q40EWSVIG TR utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host device. It stores data in non-volatile memory cells that retain information even when power is turned off. The flash memory chip uses a combination of floating gate transistors and charge trapping techniques to store and retrieve data reliably.

Detailed Application Field Plans

The W25Q40EWSVIG TR is widely used in various electronic devices and applications, including but not limited to: - Computer motherboards - Smartphones and tablets - Digital cameras - Set-top boxes - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

1. W25Q80BV: 8 megabit (1 megabyte) capacity flash memory chip.
2. W25Q16JV: 16 megabit (2 megabyte) capacity flash memory chip.
3. W25Q32FV: 32 megabit (4 megabyte) capacity flash memory chip.
4. W25Q64JV: 64 megabit (8 megabyte) capacity flash memory chip.
5. W25Q128JV: 128 megabit (16 megabyte) capacity flash memory chip.

These alternative models offer higher storage capacities while maintaining compatibility with the same SPI interface and package type as the W25Q40EWSVIG TR.

In conclusion, the W25Q40EWSVIG TR is a reliable and cost-effective flash memory chip that provides high-cap