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U74HC148G-P16-R 数据表(PDF) 5 Page - Unisonic Technologies |
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U74HC148G-P16-R 数据表(HTML) 5 Page - Unisonic Technologies |
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5 / 6 page ![]() U74HC148 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 5 of 6 www.unisonic.com.tw QW-R126-045.A SWITCHING CHARACTERISTICS (CL=50pF, TA =25°C , unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT VCC=2.0V 69 180 ns VCC=4.5V 23 36 ns Propagation delay from input (1-7) to output(A0~A2) VCC=6.0V 21 31 ns VCC=2.0V 60 150 ns VCC=4.5V 20 30 ns Propagation delay from input (0-7) to output(EO) VCC=6.0V 17 26 ns VCC=2.0V 75 190 ns VCC=4.5V 25 38 ns Propagation delay from input (0-7) to output(GS) VCC=6.0V 21 32 ns VCC=2.0V 78 195 ns VCC=4.5V 26 39 ns Propagation delay from input (EI) to output(A0~A2) VCC=6.0V 22 33 ns VCC=2.0V 57 145 ns VCC=4.5V 19 29 ns Propagation delay from input (EI) to output(GS) VCC=6.0V 16 25 ns VCC=2.0V 66 166 ns VCC=4.5V 22 33 ns Propagation delay from input (EI) to output(EO) tPD VCC=6.0V 19 28 ns VCC=2.0V 28 75 ns VCC=4.5V 8 15 ns Propagation delay to output(Any) tt VCC=6.0V 6 13 ns OPERATING CHARACTERISTICS (TA =25°C , unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Power Dissipation Capacitance CPD No load. 35 pF |
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