AT27C256R-15PA

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AT27C256R-15PA is a CMOS integrated circuit that is widely used in many embedded system applications. It is a type of nonvolatile, electrically erasable, programmable read-only memory (EEPROM). This memory device has a total of 32 kilobytes (Kbytes) of memory space which is divided into 8 individual 256 byte segments.The AT27C256R-15PA is composed of a dual port memory array, addressing and control circuitry, and I/O ports. The memory array consists of 256 x 8 bits of nonvolatile EEPROM cells and each byte has its corresponding erase, write and read controls.
The circuitry and I/O ports allow the memory device to be used in microprocessor-based systems. It provides an appropriate interface between the microprocessor and the memory array. The addressing and control circuitry carries out all the necessary commands to read, write, verify and erase the data in the memory array. The AT27C256R-15PA can be operated in either the erase or write mode, both of which require the user to provide the appropriate signals and voltages. 
The AT27C256R-15PA is a highly reliable, low-power consumption device and it is available in a variety of packages including DIP, PLCC, SOIC and SOP packages. It also has a variety of operating temperature ranges from 0°C to +70°C and can be used in a wide range of operating voltages from 3.0V to 5.5V.
The AT27C256R-15PA chip is a widely used device for embedded system application. It provides a simple way to store data in an EEPROM. This chip can be used in a wide range of applications such as industrial automation, robotics, automotive, consumer appliances, cellphones and tablets. The chip is reliable and easy to interface with most microprocessors.
To summarize, AT27C256R-15PA is a low-power nonvolatile memory chip that provides 32Kbytes of memory space. It is composed of an array of 256 x 8 bits of nonvolatile EEPROM cells and control circuitry. It has a wide range of operating temperatures and voltages, making it an ideal device for embedded system applications. This chip is reliable and easy to interface with most microprocessors.

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