W25Q128JVSIQ TR

Product Overview

• Category: Flash Memory
• Use: Data storage and retrieval in electronic devices
• Characteristics:
  • Non-volatile memory
  • High-speed data transfer
  • Low power consumption
  • Small form factor
• Package: SOP-8 (Small Outline Package)
• Essence: Serial NOR Flash Memory
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Memory Capacity: 128 Megabits (16 Megabytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V to 3.6V
• Maximum Clock Frequency: 104 MHz
• Erase/Program Time:
  • Sector Erase: 150 ms (typical)
  • Page Program: 0.75 ms (typical)
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The W25Q128JVSIQ TR has the following pin configuration:

1. CS (Chip Select): Used to enable or disable the device.
2. DO (Data Output): Serial data output from the device.
3. WP (Write Protect): Write protection control input.
4. GND (Ground): Ground reference for the device.
5. DI (Data Input): Serial data input to the device.
6. CLK (Clock): Serial clock input for synchronization.
7. HOLD: Hold control input for suspending operations.
8. VCC (Power Supply): Power supply voltage for the device.

Functional Features

• High-speed read and write operations
• Flexible erase options (sector, block, or chip erase)
• Software and hardware write protection
• Deep power-down mode for low-power applications
• Continuous read mode for efficient data transfer
• Status register for monitoring device status

Advantages and Disadvantages

Advantages: - Fast data transfer rate - Low power consumption - Small form factor - Flexible erase options - Reliable and durable

Disadvantages: - Limited storage capacity compared to other flash memory types - Relatively higher cost per unit of storage

Working Principles

The W25Q128JVSIQ TR is based on Serial NOR Flash technology. It utilizes a serial interface (SPI) for communication with the host device. The memory cells store data using floating-gate transistors, which retain their charge even when power is removed. This non-volatile characteristic allows for reliable data storage and retrieval.

Detailed Application Field Plans

The W25Q128JVSIQ TR is widely used in various electronic devices that require non-volatile data storage. Some common application fields include:

1. Consumer Electronics: Used in smartphones, tablets, digital cameras, and portable media players for storing firmware, operating systems, and user data.
2. Automotive: Used in automotive infotainment systems, instrument clusters, and navigation systems for storing maps, configuration data, and software updates.
3. Industrial Control Systems: Used in industrial automation equipment, PLCs (Programmable Logic Controllers), and HMI (Human-Machine Interface) devices for storing program code, configuration settings, and historical data.
4. Networking Equipment: Used in routers, switches, and network storage devices for firmware storage and system configuration.
5. Medical Devices: Used in medical equipment such as patient monitors, ultrasound machines, and infusion pumps for storing software, patient data, and device settings.

Detailed and Complete Alternative Models

Some alternative models to the W25Q128JVSIQ TR are:

1. W25Q64JVSIQ TR: 64 Megabit (8 Megabyte) capacity variant of the same series.
2. W25Q256JVSIQ TR: 256 Megabit (32 Megabyte) capacity variant of the same series.
3. MX25L12845EMI-10G: 128 Megabit (16 Megabyte) Serial NOR Flash memory from another manufacturer.

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

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