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...tal-to-'''A'''nalog '''C'''onverter made of resistors fed by two [[74LS273|74LS273]] latches which store the color value from the [[palette RAM]] and [[74LS05 ...

...o [[C ROM]] and [[S ROM]] addresses (graphics). Ir replaces the discrete [[74LS273]] and 74LS174 latches that were used in early boards (like [[CHA board|CHA- ...an be lifted and wired to a 74LS74 (2 outputs), a 74LS171 (4 outputs) or [[74LS273]] (8 outputs). ...