10.1.13.2 Decoder I/O Description

The following table lists the I/O description of a Decoder.

Table 10-56. I/O Description
Port Name	Size	Type	Required/Optional	Function
Data	declnA	Input	Required	Input data
Enable	1	Input	Optional	Enable
Eq	DECODES	Output	Required	output

Note: decln is an integer and log2 (DECODES) = decln d<log2 (DECODES + 1). If decln is equal to 1, then Data is scalar, else Data is a bus.