This table provides an overview of the 8-Bit ADuC8xx family of parts. The two left hand columns list the SAR-ADC based devices while the two right hand columns list the Sigma-Delta ADC based devices. There are 3 other which differentiate these parts from each other – 1) The ADuC81x/82x parts contained in the Row marked “Standard” contain a maximum of 8kB of Flash program memory, 2) The ADuC83x/84x parts in the large memory and Fast Core rows contain up to 64kB of Flash program memory, and 3) The ADuC84x parts in the row marked “Fast Cores” contain an enhanced 8052 core (Single Clock cycle per machine instruction).