S29GL256S10WEI019

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S29GL256S10WEI019, or simply S29GL256S, is a type of embedded flash memory that is used in a wide range of applications such as consumer electronics, automotive, medical and industrial systems. In this article we will explore the application field and working principle of the S29GL256S.

Application Field of S29GL256S

The S29GL256S is best suited for small systems with limited memory requirements as it provides a substantial amount of embedded flash memory in a very small package.The device is a 256Mb, single power supply, 5V, poly-silicon CMOS technology memory device. It has an excellent read/program/erase cycle performance that is much faster than the traditional NOR Flash devices. The S29GL256S can be used for code storage, parameter setting storage and data exchanges for various embedded products such as consumer electronic products, printers, electronic toys, digital cameras and wireless products.

The S29GL256S also provides a 28-bit address space and extensive access times ranging from 25ns to 130ns. This makes it ideal for use in applications that require fast response times. Additionally, the device has high endurance, with 108 program/erase cycles, and is available in package sizes ranging from 48-pins down to 7-pins.

Working Principle of S29GL256S

At its core, the S29GL256S is a non-volatile Flash memory device. Non-volatile memory is a type of storage that does not lose the data that is stored in it when the power is turned off. This type of memory is used in embedded systems where the data needs to be retained even when the system is not powered.

The S29GL256S works by storing data in cells as a charge. When a cell is written, a voltage is applied between the two terminals of a cell and the charge flows through the cell, creating a voltage which is stored in the cell. When the cell is read, the stored voltage is used to determine the value stored in the cell. This process is known as “floating gate” programming.

The S29GL256S also has an internal ECC engine, which ensures the integrity of the data stored in it by using “error-correction codes”. The ECC engine is used to detect and correct errors that may occur during the writing or reading of the data. This makes sure that the data stored in the device is always accurate and up to date.

Conclusion

The S29GL256S is a versatile Flash memory device that can be used in a wide range of embedded applications. Not only does it offer excellent speed and endurance, but it also has an internal ECC engine which ensures the integrity of the stored data. This makes it ideal for applications where reliability is of paramount importance.

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