In addition, a considerable length of time (milliseconds) is required to perform a write operation. Because these chips use a serial interface, they can not be read quickly enough to serve as conventional memory. James Bond Quantum Of Solace Pc Game Serial Key there. They only require a 5 volt power supply (some 3V only versions exist too). They are usually specified to retain the data for 10 years and to endure 100,000 write operations before failure. To you, the 8051 system designer, these little chips offer a nifty way to store a small amount of data in non-volatile memory, using only a few of the port pins, and without raising the system's cost much. They use a serial bus interface, which allows them to be packaged in inexpensive 8 pin packages. These devices are usually used to store user configurable parameters and device serial numbers.
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