The MCX556A EDAT is a model specification for a memory component, likely belonging to the family of monolithic memories. To introduce its key attributes and model specification parameters, we can break down the information into several distinct paragraphs for clarity.

The MCX556A EDAT, upon initial inspection, is identified as a part number for a specific type of memory product. The prefix "MCX" suggests that it belongs to a family of monolithic integrated circuits, which are typically designed for a variety of applications, ranging from consumer electronics to industrial control systems.

Within the naming convention, the "556A" portion of the part number likely refers to the product's specific model within the monolithic memory line. The "A" might indicate a particular revision or version of the memory, possibly with enhanced features or improved performance over previous iterations.

The " EDAT" suffix is somewhat cryptic but might denote certain electrical or functional characteristics of the memory module. For example, "EDAT" could stand for "Embedded Data" or "Enhanced Data" functionality, suggesting that this memory module may have specialized data handling capabilities or be optimized for certain types of data processing tasks.

In terms of key attributes, monolithic memories like the MCX556A EDAT are typically characterized by their storage capacity, access time, and data width. The "200 to about 400 words" parameter introduction suggests that these specifications might be within this range, which is typical for many modern memory devices.

For instance, the storage capacity could range from a modest 200 words to a larger 400 words, where "words" refers to the unit of storage within the memory. However, it's important to clarify that "words" is not a standard unit of measure for memory capacity. Typically, memory is measured in bytes, kilobytes (KB), megabytes (MB), or even larger units like gigabytes (GB) or terabytes (TB). Therefore, it's possible there is a typographical error, and the actual memory size might be specified in a more standard unit of measure.

Access time is another critical attribute, representing the speed at which the memory can read and write data. For a memory component designed for real time applications or high speed data processing, the access time would be an essential specification.

The data width refers to the number of bits that can be read from or written to the memory in a single operation. A wider data width allows for the transfer of more data at once, which can significantly impact the performance of a system.

Lastly, other attributes such as power consumption, temperature ranges, and compatibility with various host systems would also be important when considering the use of the MCX556A EDAT in a specific application.

In conclusion, while the MCX556A EDAT appears to be a part number for a monolithic memory, some of the details regarding its specifications and features remain unclear due to the cryptic nature of the " EDAT" suffix and the use of "words" as a unit of measure. Additional information from the manufacturer or a more detailed product specification sheet would be necessary to provide a comprehensive introduction to this memory component's key attributes and model specifications.