AT45DB021E-UUN2B-T

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Memory is a vital part of every computer system. It is often used to store instructions, as well as data that is used by applications or programs. There are numerous different types of memory, each with specific features and capabilities. A prime example of this is the AT45DB021E-UUN2B-T, a Nonvolatile Memory Device typically used for storing large amounts of data.

The AT45DB021E-UUN2B-T is a Ultra Low Voltage, Two-Time Programmable Nonvolatile Memory Device. It is based on a standard CMOS process and contains 3.7 million bits of Flash memory. This memory device is split into 512 pages each containing 264 bytes of data, giving it a total capacity of 1 Megabyte. The device is also equipped with additional features such as pFET control, automatic program and erase suspend, advanced write protection and write protection lock.

The AT45DB021E-UUN2B-T is an ideal device to use for applications needing a high data retention, re-programmability, low voltage and low power consumption. The Ultra Low Voltage feature of the device allows it to consume only 2.7V when in its active state, while still providing a reliable source of data. This makes it perfect for battery powered applications, or low power devices. The advanced write protection feature makes it particularly suitable for systems that store delicate and sensitive data, by providing the assurance that the data will remain intact even in unpredictable or unstable power sources.

The device is also equipped with an Automatic Program and Erase Suspend feature that allows for the automatic suspension of program and erase operations in the event of a power failure. The write protection lock feature keeps the device from being overwritten, even in the event of power cycle error, thus preventing data corruption.

The AT45DB021E-UUN2B-T can be easily written and read with any SPI protocol compatible microcontroller. The device also includes support for SPI commands with both control and data operations. Moreover, the device provides an instruction set for programming, reading and erasing the memory device. The microcontroller thus only needs to write or read commands to or from the device.

The AT45DB021E-UUN2B-T Nonvolatile Memory Device provides a reliable source of data storage with a high data retention and low voltage feature, thus making it suitable to a wide range of applications. The advanced write protection provides further assurance that the data stored in the device can be trusted and that the device can be used in even the most challenging of conditions.

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