W25Q256JVBIM TR

Memory

W25Q256JVBIM is a 3V flash memory device, which is developed for embedded system applications. This device features a wide range of memory densities and a broad array of device features, including controlling the power supply, a flexible command set, interrupt functions, and reprogramming in the field.

Application Field

W25Q256JVBIM are used in consumer electronics and embedded applications, such as digital cameras, digital video players, car navigation systems, gaming devices, cell phones, digital music players, PDAs, industrial control systems, and medical monitoring systems. They can also be used in applications that need redundancy, such as high reliability industrial computer systems, fire detection and suppression systems, or arms systems.

Due to their wide range of densities, W25Q256JVBIM can be used for a range of applications, from small consumer electronics with simple control systems up to the most sophisticated industrial control systems with the most powerful command set.

Working Principle

W25Q256JVBIM works on the principle of uniform sector organization. It contains 8KB of memory blocks, which are divided into four sectors of 4KB each. Each sector comprises of erasing and re-writing. When a sector is erased, all of the 8KB of data stored in it is erased. When a sector is to be re-written, the data of the sector is reprogrammed with the new data. This process of erasing and re-writing is necessary for keeping up safe and secure data in the device.

In addition to the uniform organization of sectors, W25Q256JVBIM also features two advanced command sets, the Ultra-High-Speed bus mode, and the Ultra-High-Density bus mode. With the Ultra-High-Speed bus mode, the device can provide high-speed serial transfers of up to 54MB/s, while with the Ultra-High-Density bus mode, power consumption is kept to a minimum.

The special programming attached to the device also allows for reprogramming in the field. This means that the device can be reprogrammed with different data after it has been placed in the system, just like a hard drive. This makes it very useful in applications where the data needs to be changed or updated regularly.

Overall, the W25Q256JVBIM offers the best of both worlds, a fast and reliable flash memory device that is also reprogrammable in the field. Its wide range of densities and its two advanced command sets make it an ideal choice for a wide range of applications.