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W25Q20CLSNIG TR

产品分类: 闪存(Flash)
厂牌: WINBOND/台湾华邦
产品描述: 256KB 256 k x 8 2.3V 16mA 3.6V 104MHz SPI-Quad I/O 8bit SOIC-8 贴片安装,黏合安装
供应商型号: W25Q20CLSNIG TR SOIC-8
供应商: 国内现货
标准整包数: 2500
WINBOND/台湾华邦 闪存(Flash) W25Q20CLSNIG TR

W25Q20CLSNIG TR概述

    # W25Q20CL Serial Flash Memory Product Overview
    1. Product Introduction
    The W25Q20CL is a high-performance serial flash memory with a capacity of 2 megabits (256 kilobytes). It serves as a versatile storage solution designed for systems constrained by limited space, pin count, and power requirements. This memory chip is part of the W25Q series, which offers superior flexibility and performance compared to conventional serial flash devices. Key applications include executing code directly from the memory (Execute-In-Place, XIP), storing voice, text, and data, and providing backup storage solutions. The device operates efficiently across a wide voltage range (2.3V to 3.6V), drawing minimal current during active mode (1 mA) and power-down mode (<1 µA).
    Main Features:
    - Capacity: 256K-byte (262,144 bytes)
    - Sector Size: 4KB uniform sectors, 32KB, and 64KB blocks
    - Communication Interface: Supports Standard SPI, Dual SPI, Quad SPI
    - Transfer Speed: Up to 480M-bits/sec with auto-increment read capability
    - Power Management: Low power consumption; supports both software and hardware write protection
    - Packaging Options: Available in 8-pin SOIC 150-mil, VSOP 150-mil, WSON 6x5-mm, and USON 2x3-mm formats
    2. Technical Parameters
    Power Supply:
    - Voltage Range: 2.3V to 3.6V
    - Active Current Consumption: 1 mA
    - Standby Current Consumption: <1 µA
    - Operating Temperature Range: -40°C to +85°C
    Performance Metrics:
    - Clock Frequency: Up to 104 MHz for standard SPI, enabling dual (208 MHz) and quad (416 MHz) modes.
    - Instruction Overhead: Minimal (as few as 8 clock cycles).
    - Storage Organization: 1,024 pages of 256 bytes each.
    - Erasure and Programming:
    - Sector Erase: 4 KB sectors
    - Block Erase: 32 KB and 64 KB blocks
    - Supports more than 100,000 erase/write cycles with over 20-year data retention.
    Communication Interfaces:
    - Standard SPI: Utilizes unidirectional DI and DO pins.
    - Dual/Quad SPI: Bidirectional IO pins support enhanced data throughput.
    3. Product Characteristics and Advantages
    The W25Q20CL stands out due to its advanced features such as:
    - True XIP Capability: Enables direct execution from the flash without transferring data to RAM first, improving system efficiency.
    - Flexible Sector Architecture: Uniform 4KB sectors allow precise partitioning for data and parameter storage.
    - Enhanced Security: Multiple layers of write protection ensure secure data storage.
    - High-Speed Data Access: Superior speed for data transfer using dual and quad SPI interfaces.
    - Low Power Consumption: Ideal for battery-operated devices.
    4. Application Examples and Usage Recommendations
    Typical Applications:
    - Firmware updates and secure boot mechanisms
    - Embedded systems requiring high-speed code execution from flash
    - Devices needing efficient data storage like IoT sensors and industrial controllers
    Usage Suggestions:
    - Ensure proper initialization sequence, including setting the CS pin correctly.
    - Use the Hold pin effectively during periods of inactivity to reduce power usage.
    - Consider implementing error checking mechanisms if critical data storage is involved.
    5. Compatibility and Support
    The W25Q20CL integrates seamlessly with various devices supporting SPI communication protocols. Winbond provides comprehensive documentation and technical support to aid developers in integrating this memory into their designs. For specific needs like custom packaging or known good die (KGD), contact Winbond directly.
    6. Common Issues and Solutions
    | Issue | Solution |

    | Slow Initialization | Verify CS pin transitions before issuing commands |
    | Data Corruption During Writes | Check write protect settings; ensure proper grounding |
    | Unexpected Resets

W25Q20CLSNIG TR参数

参数
最大时钟频率 104MHz
最大工作供电电压 3.6V
最小工作供电电压 2.3V
组织 256 k x 8
数据总线宽度 8bit
接口类型 SPI-Quad I/O
存储容量 256KB
最大供电电流 16mA
通用封装 SOIC-8
安装方式 贴片安装,黏合安装
零件状态 在售
包装方式 卷带包装

W25Q20CLSNIG TR数据手册

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WINBOND/台湾华邦 闪存(Flash) WINBOND/台湾华邦 W25Q20CLSNIG TR W25Q20CLSNIG TR数据手册

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价格梯度 中国香港交货 内地交货(含增值税)
2500+ ¥ 2.43
库存: 25000
起订量: 2500 增量: 2500
交货地:
最小起订量为:2500
合计: ¥ 6075
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