M74LCX16373DTR2G ON Semiconductor

MC74LCX16373 Low-Voltage CMOS 16-Bit Transparent Latch With 5 VTolerant Inputs and Outputs (3State, NonInverting) MC74LCX16373 1 24 OE1 OE2 OE1 1 48 LE1 48 25 O0 2 47 D0 LE1 LE2 O1 D1 2 13 3 46 nLE nLE O0 O8 47 Q 36 Q GND GND 4 45 D0 D D8 D O2 5 44 D2 3 14 O3 6 43 D3 nLE nLE O1 O9 46 Q 35 Q V 7 42 V D1 D D9 D CC CC O4 8 41 D4 5 16 nLE nLE O5 9 40 D5 O2 O10 44 33 Q Q D2 D D10 D GND 10 39 GND O6 11 38 D6 6 17 nLE nLE O7 D7 12 37 O3 O11 43 32 Q Q D3 D11 D D O8 13 36 D8 O9 14 35 D9 8 19 nLE nLE GND 15 34 GND O4 O12 41 30 Q Q D4 D D12 D O10 16 33 D10 O11 17 32 D11 9 20 nLE nLE O5 O13 V 18 31 V CC CC 40 Q 29 Q D5 D13 D D O12 19 30 D12 O13 20 29 D13 11 22 nLE nLE O6 O14 GND GND 38 Q 27 Q 21 28 D6 D D14 D O14 D14 22 27 O15 23 26 D15 12 23 nLE nLE O7 O15 37 Q 26 Q OE2 24 25 LE2 D7 D15 D D Figure 2. Logic Diagram Figure 1. Pinout: 48Lead (Top View) Table 1. PIN NAMES Pins Function OEn Output Enable Inputs LEn Latch Enable Inputs D0 D15 Inputs O0O15 Outputs TRUTH TABLE Inputs Outputs Inputs Outputs LE1 OE1 D0:7 O0:7 LE2 OE2 D8:15 O8:15 X H X Z X H X Z H L L L H L L L H L H H H L H H L L X O0 L L X O0 H = High Voltage Level L = Low Voltage Level Z = High Impedance State X = High or Low Voltage Level and Transitions Are Acceptable for I reasons, DO NOT FLOAT Inputs CC