V74ACT821

www.DataSheet4U.com V74ACT821(1/2) IL08D C-MOS 10-BIT BUS INTERFACE FLIP-FLOPS WITH 3-STATE OUTPUTS —TOP VIEW— 2 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 Q10 23 22 21 20 19 18 17 16 15 14 OE D1 IN 1 2 VDD 24 23 Q1 OUT 22 Q2 OUT 21 Q3 OUT 20 Q4 OUT 19 Q5 OUT 18 Q6 OUT 17 Q7 OUT 16 Q8 OUT 15 Q9 OUT 14 Q10 OUT 13 CK IN 3 4 5 6 D2 IN 3 D3 IN 4 D4 IN 5 D5 IN 6 D6 IN 7 D7 IN 8 D8 IN 9 D9 IN 10 D10 IN 11 12 GND 7 8 9 10 11 13 OE 1 FUNCTION TABLE (EACH FLIP-FLOP) OE 0 0 0 1 0 : 1 : x : HI-Z : INPUTS CK D 1 0 x x OUTPUTS Q 1 0 Q0 HI-Z 0 x LOW LEVEL HIGH LEVEL DON’T CARE HIGH IMPEDANCE V74ACT821 (2/2) LOGIC DIAGRAM (POSITIVE LOGIC) OE 1 CK 13 D1 2 D2 3 D3 4 D4 5 D5 6 D6 7 D7 8 D8 9 D9 10 D10 11 D 23 Q1 22 Q2 21 Q3 20 Q4 19 Q5 18 Q6 17 Q7 16 Q8 15 Q9 14 Q10 www.DataSheet4U.com D D D D D D D D D ...