W25X20CLSNIG

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W25X20CLSNIG

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IC FLASH 2MBIT SPI 104MHZ 8SOIC

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Attribut Wert
Series SpiFlash®
Part Status Active
Base Product Number W25X20
DigiKey Programmable Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH
Memory Size 2Mbit
Memory Organization 256K x 8
Memory Interface SPI
Clock Frequency 104 MHz
Write Cycle Time - Word, Page 800µs
Voltage - Supply 2.3V ~ 3.6V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Packaging Tube

Übersicht

Description

The W25X20CLSNIG is a 2-megabit serial flash memory chip manufactured by Winbond Electronics Corporation. It operates with a single 2.7V to 3.6V power supply, making it suitable for a wide range of electronic applications. The chip uses an SPI (Serial Peripheral Interface) protocol for data transfer, which is a popular communication method due to its simplicity and efficiency.
This flash memory chip offers a high-speed and reliable storage solution, with features like a 4KB sector erase, 32KB block erase, and a full chip erase capability. It supports a fast data transfer rate and has a low power consumption, which is advantageous for battery-operated devices. The W25X20CLSNIG is commonly used in consumer electronics, industrial applications, and any equipment requiring non-volatile memory storage.
Additionally, it includes advanced security features such as software write protection, which enhances data integrity and security. The compact design and robust performance of the W25X20CLSNIG make it a versatile choice for developers seeking efficient memory solutions.

Equivalent

The W25X20CLSNIG chip is a 2Mb (256KB) Serial Flash Memory from Winbond. Equivalent products could include:
1. Micron M25P20 - 2Mb Serial Flash Memory with similar features.
2. Spansion/Cypress S25FL208K - A 2Mb SPI Flash memory device.
3. Macronix MX25L2026EM1I-12G - Another 2Mb SPI Flash offering.
4. Adesto/AT25DN256 - Provides similar serial flash memory functionality.
Always verify specific requirements such as voltage, temperature range, and package type, as they may vary between models.

Features

The W25X20CLSNIG is a 2-megabit (256 kilobytes) serial flash memory chip manufactured by Winbond. It features a small form factor and utilizes an 8-pin SOIC (Small Outline Integrated Circuit) package. Key features include:
1. Memory Architecture: Organized as 256K x 8 bits, providing flexibility for data storage and retrieval.

2. Serial Peripheral Interface (SPI): Supports standard SPI, Dual SPI, and Quad SPI for efficient data transfer rates.
3. High Performance: Offers fast read speeds up to 104 MHz and supports continuous read mode.
4. Low Power Consumption: Designed for energy efficiency with deep power-down mode reducing power usage to a minimum.
5. Endurance and Data Retention: Provides reliable data storage with 100,000 program/erase cycles and data retention of over 20 years.
6. Security: Features include write protection and software-controlled write protection, ensuring data integrity and security.
7. Wide Operating Range: Operates across a broad temperature range of -40°C to +85°C, suitable for various applications.
These features make the W25X20CLSNIG suitable for consumer electronics, industrial applications, and other embedded systems requiring reliable and efficient memory solutions.

Pinout

The W25X20CLSNIG is a 2-Megabit (256K Byte) serial Flash memory device manufactured by Winbond. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of the pin functions:
1. CS# (Chip Select): Activates the device when driven low.
2. DO (Data Output): Outputs data from the device.
3. WP# (Write Protect): Protects against write operations when driven low.
4. GND (Ground): The ground reference for the device.
5. DI (Data Input): Inputs data to the device.
6. CLK (Clock): Provides the timing signal for data transfer.
7. HOLD#: Pauses any serial communication when driven low.
8. VCC (Power Supply): Supplies the necessary power to the device (typically 2.3V to 3.6V).
This memory is used for storing data that must be retained without power, such as in embedded systems, firmware storage, and similar applications.

Manufacturer

The W25X20CLSNIG is manufactured by Winbond Electronics Corporation. Winbond is a Taiwanese company that specializes in the design and production of semiconductor products. It is known for its memory products, including dynamic random-access memory (DRAM) and non-volatile memory solutions such as NOR Flash and NAND Flash. The company serves a variety of markets, including computing, consumer electronics, and automotive industries.

Application

The W25X20CLSNIG is a 2Mb serial NOR flash memory chip, commonly used in applications requiring reliable data storage and retrieval. It is typically utilized in consumer electronics, industrial automation, and IoT devices. In consumer electronics, it can store firmware or user settings. In industrial applications, it supports data logging and system configuration storage. For IoT devices, it provides secure boot capabilities and firmware updates. Additionally, its small form factor and low power consumption make it suitable for portable and battery-operated devices. Its SPI (Serial Peripheral Interface) compatibility ensures easy integration with microcontrollers and processors in embedded systems.

Package

The W25X20CLSNIG is a serial NOR Flash memory chip with a package type known as SOIC-8 (Small Outline Integrated Circuit with 8 pins). This package is commonly used for small, surface-mounted electronic components.

Frequently Asked Questions


Q: What is the memory size and configuration of the W25X20CLSNIG?
A: It is a 2Mbit (256K x 8) serial flash memory, organized as 256K bytes of non-volatile storage.


Q: What is the maximum clock frequency for SPI communication?
A: The device supports a SPI clock frequency up to 104 MHz, enabling fast data read and program operations.


Q: What is the supply voltage range for this IC?
A: It operates from a 2.3V to 3.6V supply, making it suitable for low-power and battery-powered designs.


Q: What is the typical page program (write) time?
A: The write cycle time for a word or page is 800µs, ensuring efficient programming for firmware storage.


Q: What is the operating temperature range of the device?
A: It can operate from -40°C to +85°C (industrial temperature range), suitable for harsh environments.


Q: What package is available and how is it supplied?
A: It comes in an 8-SOIC (3.90mm width) surface-mount package, supplied in a tube.


Q: Which memory interface protocol does this flash use?
A: It uses the standard SPI (Serial Peripheral Interface) for serial communication with a microcontroller or SoC.


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