Winbond NOR 4 MB SPI Flash Memory 8-Pin SOIC W25X40CLSNIG/TUBE

Winbond W25X40CLSNIG/TUBE is a 4 Megabit NOR Serial Flash Memory device featuring SPI interface and packaged in an 8-pin SOIC. It operates at a maximum clock frequency of 104MHz and supports both single and dual SPI communication modes. This device is engineered for industrial and commercial applications requiring compact, high-speed non-volatile memory with robust features.

The memory architecture includes uniform 4KB erasable sectors and larger 32KB/64KB blocks, allowing flexible data management and efficient programming. It contains 2048 pages each size 256 bytes, enabling fast page program operations typically completed in 0.4 milliseconds.

Power supply voltage ranges from a minimum of 2.3V to a maximum of 3.6V. The device operates over a wide temperature range from -40°C to +85°C, making it suitable for harsh environments. The current consumption is optimized with 1mA active read current and a low 1μA in power-down mode, fostering energy efficiency.

The chip supports hardware and software write protection on memory blocks, enhancing data security. It also includes a unique electronic ID accessible in single or dual I/O modes and supports the Read Unique ID instruction for device identification.

This memory chip is surface mountable and measures 5mm in length, 4mm in width, and 1.5mm in height, making it suitable for compact PCB designs in electronic devices and embedded systems.

Typical use cases include industrial electronics, embedded systems, communications equipment, and consumer electronics requiring reliable storage solutions with fast access times. 4M-bit NOR Flash Memory with uniform 4KB sectors and 32KB/64KB erasable blocks.

Supports Single and Dual SPI interface modes. Voltage supply range of 2.3V to 3.6V. Fast page programming and read latencies for quick data access. Wide operating temperature range of -40°C to +85°C. Low active and power-down current consumption.

Hardware and software write protection for data security. Electronic ID and Read Unique ID feature for device identification. Explore additional Winbond memory solutions and semiconductor components at EnvMart for various industrial and commercial electronics applications.