W25X40CLSNIG

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W25X40CLSNIG

IC FLASH 4MBIT SPI 104MHZ 8SOIC

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Thông số kỹ thuật

Series SpiFlash®
Part Status Active
Base Product Number W25X40
DigiKey Programmable Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH
Memory Size 4Mbit
Memory Organization 512K 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

Tổng quan

Description

The W25X40CLSNIG is a 4 Mbit (512 K x 8) serial NOR flash memory device from Winbond. It employs the Serial Peripheral Interface (SPI) for communication, providing high-speed data transfer rates suitable for embedded applications. Key features include a wide voltage range (2.7V to 3.6V), support for dual and quad SPI modes, and an extensive endurance of up to 100,000 program/erase cycles, alongside a data retention period of 20 years.
This chip is ideal for applications requiring non-volatile storage, such as firmware storage in microcontrollers, data logging, and other embedded systems. The compact 8-pin SOIC package makes it suitable for space-constrained designs. Additionally, the W25X40CLSNIG supports various commands for reading, writing, erasing, and status checking, ensuring flexibility in memory management. Overall, it's a reliable and efficient solution for modern electronic devices that require robust and fast non-volatile memory.

Features

The W25X40CLSNIG is a serial NOR flash memory chip produced by Winbond. Key features include:
1. Density: 4 Megabits (512 Kilobytes) of memory capacity.
2. Interface: Utilizes a SPI (Serial Peripheral Interface) for efficient data transfer.
3. Voltage Range: Operates typically at 2.7V to 3.6V, making it suitable for low-power applications.
4. Speed: Offers high-speed read capabilities, with a maximum clock frequency of up to 104 MHz.
5. Data Retention: Provides a data retention period of up to 20 years, ensuring reliability.
6. Erase and Write Cycles: Supports a minimum of 100,000 program/erase cycles, enhancing endurance.
7. Package Options: Available in various packages, including SOIC and VFBGA, for flexibility in design.
8. Uniform Sector Architecture: Features a uniform sector structure, allowing for efficient memory management.
These characteristics make the W25X40CLSNIG suitable for applications in consumer electronics, automotive, and industrial devices where reliable and efficient data storage is critical.

Package

The W25X40CLSNIG is packaged in an 8-pin SOP (Small Outline Package) form factor.

Pinout

The W25X40CLSNIG is a 4 Megabit (512K x 8) serial NOR flash memory from Winbond, packaged in an 8-pin T SOP (Thin Small Outline Package).
Pin Count: 8 pins
Pin Functions:
1. CS# (Chip Select): Active low signal to enable the device.
2. SO (Serial Output): Data output pin for reading data from the memory.
3. WP# (Write Protect): Active low pin to protect against accidental write/erase.
4. SCK (Serial Clock): Clock input for synchronizing data transmission.
5. SI (Serial Input): Data input pin for writing data to the memory.
6. HOLD#: Active low pin to pause the serial communication without resetting the device.
7. VCC: Power supply pin (typically 2.7V to 3.6V).
8. GND: Ground reference pin.
This memory is often used for code storage in embedded systems due to its compact size and serial interface.

Manufacturer

The W25X40CLSNIG is manufactured by Winbond Electronics Corporation. Winbond is a Taiwanese company that specializes in the design and production of memory products, including DRAM and flash memory. Founded in 1987, Winbond primarily focuses on supplying solutions for the consumer, industrial, and automotive markets. Their product portfolio includes various types of memory chips such as NOR flash, NAND flash, and SRAM, catering to applications in diverse sectors like computing, telecommunications, and consumer electronics. The W25X40CLSNIG specifically is a 4 Mb (512 K x 8) Serial NOR Flash memory, known for its low power consumption and high performance, making it suitable for embedded systems and other applications.

Application

The W25X40CLSNIG is a serial NOR flash memory chip commonly used in embedded systems for applications such as firmware storage, data logging, code execution, and configuration settings. It is suitable for devices like consumer electronics, automotive control units, IoT devices, and industrial automation equipment, where reliable, non-volatile memory is essential for maintaining data integrity during power loss and ensuring quick access to stored information.

Equivalent

The W25X40CLSNIG chip, a 4Mb serial NOR flash memory, has several equivalent products, including the Microchip SST25VF040B, Winbond W25Q40JV, and Spansion S25FL040P. These alternatives typically offer similar specifications such as memory size, interface (SPI), voltage, and performance characteristics. Always verify specific requirements and compatibility before substituting components.

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