W25Q40BWSVIG

Product Overview

Category

The W25Q40BWSVIG 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

• High storage capacity
• Fast read and write speeds
• Low power consumption
• Compact package size
• Wide operating voltage range

Package

The W25Q40BWSVIG is available in a small form factor package, typically measuring 8mm x 6mm. It is designed to be surface-mounted on printed circuit boards (PCBs).

Essence

The essence of the W25Q40BWSVIG lies in its ability to provide reliable and efficient non-volatile memory storage for various electronic devices.

Packaging/Quantity

This product is commonly packaged in reels or trays, with each reel or tray containing a specific quantity of W25Q40BWSVIG chips. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 4 Megabits (512 Kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Erase/Program Cycle Endurance: 100,000 cycles

Detailed Pin Configuration

The W25Q40BWSVIG has a total of 8 pins, each serving a specific function:

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) - Receives data from the external device.
4. Serial Data Output (SO) - Transmits data to the external device.
5. Hold (/HOLD) - Pauses ongoing operations without resetting the chip.
6. Write Protect (/WP) - Enables or disables write protection for the memory.
7. Ground (GND) - Connected to the ground reference of the system.
8. Power Supply (VCC) - Provides the operating voltage to the chip.

Functional Features

• High-speed read and write operations
• Sector erase and byte/page program functions
• Software and hardware write protection options
• Flexible power-saving modes
• Efficient error detection and correction mechanisms

Advantages and Disadvantages

Advantages

• Compact package size allows for easy integration into various devices
• Low power consumption extends battery life in portable devices
• Wide operating voltage range ensures compatibility with different systems
• High storage capacity meets the demands of modern applications
• Fast read and write speeds enhance overall system performance

Disadvantages

• Limited storage capacity compared to other flash memory options
• Relatively higher cost per unit compared to lower-capacity alternatives
• Requires additional circuitry for proper interfacing with the host system

Working Principles

The W25Q40BWSVIG utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host system. It stores data in non-volatile memory cells, which retain information even when power is removed. The SPI interface enables fast and efficient data transfer between the chip and the host device.

Detailed Application Field Plans

The W25Q40BWSVIG is widely used in various electronic devices and applications, including but not limited to: - Computer motherboards - Mobile phones and tablets - Digital cameras - Gaming consoles - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

1. W25Q80BV: 8 Megabit Serial Flash Memory
2. W25Q16BV: 16 Megabit Serial Flash Memory
3. W25Q32BV: 32 Megabit Serial Flash Memory
4. W25Q64BV: 64 Megabit Serial Flash Memory
5. W25Q128BV: 128 Megabit Serial Flash Memory

These alternative models offer higher storage capacities while maintaining similar characteristics and functionality to the W25Q40BWSVIG.

Note: The above information is subject to change based on the manufacturer's specifications and revisions.