W25Q128FVEIQ TR

Product Overview

• Category: Flash Memory
• Use: Data storage and retrieval in electronic devices
• Characteristics: High capacity, fast read/write speeds, low power consumption
• Package: Integrated Circuit (IC)
• Essence: Non-volatile memory for storing digital information
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Memory Capacity: 128 Megabits (16 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Read Speed: Up to 104 MHz
• Write Speed: Up to 80 MHz
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years

Detailed Pin Configuration

The W25Q128FVEIQ TR has a total of 8 pins:

1. Chip Select (/CS) - Used to enable or disable the device
2. Serial Clock (SCLK) - Provides timing for data transfer
3. Serial Data Input (SI) - Receives data from the microcontroller
4. Serial Data Output (SO) - Transmits data to the microcontroller
5. Hold (/HOLD) - Suspends ongoing operations temporarily
6. Write Protect (/WP) - Protects the memory from accidental writes
7. Ground (GND) - Reference ground for the device
8. Power Supply (VCC) - Operating voltage for the device

Functional Features

• High-speed data transfer: The W25Q128FVEIQ TR supports fast read and write speeds, allowing for efficient data storage and retrieval.
• Low power consumption: The flash memory operates at low power levels, making it suitable for battery-powered devices.
• Wide operating temperature range: The device can function reliably in extreme temperature conditions, making it suitable for various applications.
• Data retention: The memory retains stored data for up to 20 years, ensuring long-term reliability.

Advantages and Disadvantages

Advantages: - Large storage capacity - Fast read/write speeds - Low power consumption - Wide operating temperature range

Disadvantages: - Limited endurance (number of erase/write cycles) - Relatively higher cost compared to other memory technologies

Working Principles

The W25Q128FVEIQ TR utilizes the Serial Peripheral Interface (SPI) to communicate with a microcontroller. It stores digital information by using floating-gate transistors to trap electrical charges, representing binary data as "0" or "1". These charges can be erased and reprogrammed using specialized circuitry within the flash memory.

Detailed Application Field Plans

The W25Q128FVEIQ TR is widely used in various electronic devices, including but not limited to:

1. Consumer Electronics: Smartphones, tablets, digital cameras
2. Automotive Systems: Infotainment systems, instrument clusters
3. Industrial Equipment: Measurement devices, control systems
4. Networking Devices: Routers, switches
5. Medical Devices: Patient monitoring systems, diagnostic equipment

Detailed and Complete Alternative Models

1. W25Q64FVSSIG - 64 Megabits (8 Megabytes) capacity, same package and interface as W25Q128FVEIQ TR
2. W25Q256JVQIQ - 256 Megabits (32 Megabytes) capacity, same package and interface as W25Q128FVEIQ TR
3. W25Q512JWQIQ - 512 Megabits (64 Megabytes) capacity, same package and interface as W25Q128FVEIQ TR

(Note: The above alternative models are just a few examples and not an exhaustive list.)

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