A Very Compact AES-SPIHT Selective Encryption Computer Architecture Design with Improved S-Box

Table 14

Other components utilized by SEA.

Components	Quantity	Total	Usage
No. of BUFGMUXs	4	16	25%
No. of DCMs	1	12	8%
No. of external IOBs	199	484	41%
No. of LOCed IOBs	199	199	100%
No. of RAMB16s	66	96	68%
No. of slices	6251	14336	1%