AT49F002N-90VC

Series:	--
Packaging:	Tray
Part Status:	Obsolete
Memory Type:	Non-Volatile
Memory Format:	FLASH
Technology:	FLASH
Memory Size:	2Mb (256K x 8)
Write Cycle Time - Word, Page:	50µs
Access Time:	90ns
Memory Interface:	Parallel
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	0°C ~ 70°C (TC)
Mounting Type:	Surface Mount
Package / Case:	32-TFSOP (0.488", 12.40mm Width)
Supplier Device Package:	32-VSOP
Base Part Number:	AT49F002

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Introduction

AT49F002N-90VC is a type of non-volatile memory, which is commonly used to store data in computers and other electronic devices. The memory is a flash memory, which is an integrated circuit that can store information for a long time without requiring power supply. It is widely used in computers, electronic controllers and other electronic devices where data storage is required.

Application Field

AT49F002N-90VC is mainly applied in small electronic devices such as mobile phones, motor controllers and medical equipment. In mobile phones, this type of memory is used to store settings, address books, and other information. In motor controllers, it can store parameters for motor operation, such as speed and torque settings. In medical equipment, it can store patient data, settings and other information.

Working Principle

AT49F002N-90VC is based on flash memory technology. Flash memory is a type of non-volatile memory, which means that the data stored in the memory will not be lost when the power is turned off. It consists of two key components: cells and control logic. Cells are made up of a single transistor and a capacitor, while the control logic is responsible for managing and writing data to the cells.The memory is divided into blocks, which can be erased and re-programmed several times. Each block consists of several pages, which can hold 512 bits of data. Data can be written to the cells using a process called “programming”. Programming involves the application of a specific voltage to the cells, which then stores the data.

Conclusion

AT49F002N-90VC is a type of non-volatile memory commonly used to store data in electronic devices. It is mainly used in small electronic devices such as mobile phones, motor controllers and medical equipment. The memory is based on flash memory technology, which consists of cells and control logic. Each block can be erased and re-programmed several times and each page can store up to 512 bits of data.

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