W25Q128BVEJG

Product Overview

Category

The W25Q128BVEJG belongs to the category of Serial Flash Memory.

Use

This product is primarily used for storing and retrieving digital data in electronic devices.

Characteristics

• High storage capacity
• Serial interface for easy integration
• Fast read and write operations
• Low power consumption
• Wide operating voltage range

Package

The W25Q128BVEJG is available in a compact and industry-standard package, making it suitable for various applications.

Essence

The essence of this product lies in its ability to provide reliable and efficient non-volatile memory storage.

Packaging/Quantity

The W25Q128BVEJG is typically packaged in reels or trays, with varying quantities depending on customer requirements.

Specifications

• Storage Capacity: 128 Megabits (16 Megabytes)
• Interface Type: Serial Peripheral Interface (SPI)
• Operating Voltage Range: 2.7V - 3.6V
• Maximum Clock Frequency: 104 MHz
• Erase/Program Operations: 100,000 cycles (minimum)
• Data Retention: 20 years (minimum)

Detailed Pin Configuration

The W25Q128BVEJG has a total of 8 pins, each serving a specific purpose:

1. Chip Select (/CS): Enables communication with the device.
2. Serial Clock (CLK): Provides the clock signal for data transfer.
3. Serial Data Input (DI): Receives data from the external device.
4. Serial Data Output (DO): Transmits data to the external device.
5. Write Protect (/WP): Controls write protection of the memory.
6. Hold (/HOLD): Suspends ongoing operations temporarily.
7. Ground (GND): Reference ground for electrical connections.
8. Power Supply (VCC): Provides the operating voltage to the device.

Functional Features

• High-speed read and write operations
• Sector erase and block erase functions
• Software and hardware write protection options
• Continuous read mode for efficient data transfer
• Deep power-down mode for ultra-low power consumption

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast data transfer rates
• Low power consumption
• Compact package size
• Versatile interface compatibility

Disadvantages

• Limited endurance (erase/program cycles)
• Relatively higher cost compared to other memory technologies

Working Principles

The W25Q128BVEJG utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host device. It stores data in non-volatile memory cells, which retain information even when power is disconnected. The device can be accessed by sending specific commands through the SPI interface, allowing for read, write, and erase operations.

Detailed Application Field Plans

The W25Q128BVEJG finds applications in various electronic devices, including but not limited to: - Consumer electronics (e.g., smartphones, tablets, digital cameras) - Automotive systems (e.g., infotainment systems, instrument clusters) - Industrial equipment (e.g., control systems, data loggers) - Communication devices (e.g., routers, modems)

Detailed and Complete Alternative Models

1. W25Q64FVSSIG: 64 Megabit Serial Flash Memory
2. W25Q256JVQIQ: 256 Megabit Serial Flash Memory
3. MX25L12835FM2I-10G: 128 Megabit Serial Flash Memory

These alternative models offer similar functionality and features to the W25Q128BVEJG, catering to different storage capacity requirements.

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