Latch Input data CE CS DAC data condition 0 0 0 0 “Transparent” 1 0 0 1 “Transparent” 0 0 0 Latching 1 0 1 Latching 0 0 0 Latching 1 0 1 Latching X 1 X Previous data Latched X X 1 Previous data Latched X = Does not matter. = Logic threshold at positive-going transition. FIGURE 2. Truth table. SIZE STANDARDA5962-87789MICROCIRCUIT DRAWING DLA LAND AND MARITIME REVISION LEVEL SHEET COLUMBUS, OHIO 43218-3990 C 7 DSCC FORM 2234 APR 97