AT27C512R-12JC

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Memory Type:	Non-Volatile
Memory Format:	EPROM
Technology:	EPROM - OTP
Memory Size:	512Kb (64K x 8)
Write Cycle Time - Word, Page:	--
Access Time:	120ns
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-LCC (J-Lead)
Supplier Device Package:	32-PLCC
Base Part Number:	AT27C512

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AT27C512R-12JC Application Field and Working Principle

Introduction:

AT27C512R-12JC is a type of memory with a 6-pin plastic encapsulated package, widely used in many electronic devices. It can store 4080 bits of data and has an access time of 120 ns. It is composed of three components: a memory cell array, a row decoder, and a read/write decoder. The memory cell array is the basis of the memory.It is composed of several smaller storage cells, each of which has one bit of information. The row decoder is responsible for identifying which row of the memory cell array needs to read or write. The read/write decoder is responsible for controlling the access of the memory cell array.

Application Field:

AT27C512R-12JC is widely used in a variety of digital devices. It is most commonly used for data storage in computers, such as personal computers, servers, laptops, and tablet PCs. It is also present in mobile phones, music players, electronic watches, toys and home security systems. In addition, it is also used in automotive and aircraft navigation systems, financial payment systems, and medical equipment. AT27C512R-12JC is also often used in industrial automation systems.

Working Principle:

AT27C512R-12JC’s working principle is based on CMOS technology. PMOS field effect transistors are used to store the logic bit in the cell array and NMOS field effect transistors are used to access the cells. When a logic bit needs to be read or written, an address is sent to the row decoder and read/write decoder, which identify the row and column of the memory cell array that needs to be accessed. The PMOS field effect transistors in the cell array open or close depending on whether the logic bit needs to be written or read. If it needs to be written, it will be written to the memory cell array. If it needs to be read, it will be read out from the memory cell array.

Conclusion:

AT27C512R-12JC is an important type of memory often used in digital devices. Its application field is wide and covers a variety of industries. It can store 4080 bits of data, has an access time of 120 ns, and its working principle is based on CMOS technology. Its components include a memory cell array, a row decoder, and a read/write decoder, which are responsible for storage, identification and control, respectively.

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