AT45DB041E-SHNHA-T Integrated Circuits (ICs)

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AT45DB041E-SHNHA-T is a memory and it is a serial interface Flash memory that features 4 Mbits of memory. This memory has a configuration of 2,048 pages, each page having a resolution of 256 bytes per page. It is an SPI interface Flash memory which is ideal for fast access applications. It is based on a flexible architecture that allows for various memory organization and memory storage options.

AT45DB041E-SHNHA-T can be used in many applications ranging from embedded systems to consumer electronics. The device combines fast data access times, low operating voltage and a wide supply voltage range along with a low standby current and fast erase and programming cycles. It is designed for applications such as wireless healthcare, security, automotive and industrial monitoring.

The AT45DB041E-SHNHA-T uses a simple three-wire serial interface that allows for simple and fast programming and serial communication. The device also offers several interrupt outputs and output enable/disable control. Programming is accomplished through a three-byte instruction set, which allows for flexible memory control, erase and write operations.

The memory device features a 32-bit unique serial number which is used to identify the chip and validate its authenticity. The serial number is used to store the identification number, which is used to identify the part. Additionally, the device provides a CRC (Cyclic Redundancy Check) protection mechanism to verify the correct operation of the device.

The AT45DB041E-SHNHA-T uses a variety of erase commands to erase the whole chip, a sector, a block, or a single byte at a time. Write operations can be done either in the low or high voltage mode. The device also supports Power On Reset (POR) and Extended Address Mode (EAM).

The working principle of the AT45DB041E-SHNHA-T is based on the write-after-erase cycle. Data is written to one page of the chip at a time and can be stored in the page buffer. Once the new data is written, the page buffer is backed up and the new data is stored in the modified page. This mechanism allows for fast data access and eliminates the need to erase the entire chip before writing new data.

Overall, AT45DB041E-SHNHA-T is a reliable memory with fast data access and low power consumption. It is designed for numerous applications and offers a simple, easy-to-use three-wire interface. With its wide selection of erase and write commands, the device can accommodate different types of data storage applications. The serial number identification, CRC protection and reliable write-after-erase cycle make AT45DB041E-SHNHA-T the ideal choice for memory-intensive applications.

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