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TC74HC299AF bảng dữ liệu(PDF) 7 Page - Toshiba Semiconductor |
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7 / 10 page TC74HC299AP/AF 2007-10-01 7 AC Characteristics (input: tr = tf = 6 ns) Test Condition Ta = 25°C Ta = −40 to 85°C Characteristics Symbol CL (pF) VCC (V) Min Typ. Max Min Max Unit Output transition time (QA to QH) tTLH tTHL ⎯ 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 25 7 6 60 12 10 ⎯ ⎯ ⎯ 75 15 13 ns Output transition time (QA’, QH’) tTLH tTHL ⎯ 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 30 8 7 75 15 13 ⎯ ⎯ ⎯ 95 19 16 ns Propagation delay time (CK-QA’, QH’) tpLH tpHL ⎯ 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 85 23 18 170 34 29 ⎯ ⎯ ⎯ 215 43 37 ns Propagation delay time ( CLR -QA’, QH’) tpHL ⎯ 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 85 24 18 175 35 30 ⎯ ⎯ ⎯ 220 44 37 ns 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 80 21 17 160 32 27 ⎯ ⎯ ⎯ 200 40 34 Propagation delay time (CK-QA to QH) tpLH tpHL ⎯ 150 2.0 4.5 6.0 ⎯ ⎯ ⎯ 100 26 21 200 40 34 ⎯ ⎯ ⎯ 250 50 43 ns 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 85 24 18 190 38 30 ⎯ ⎯ ⎯ 240 48 38 Propagation delay time ( CLR -QA to QH) tpHL ⎯ 150 2.0 4.5 6.0 ⎯ ⎯ ⎯ 105 29 22 230 46 36 ⎯ ⎯ ⎯ 90 58 46 ns 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 60 17 13 130 26 22 ⎯ ⎯ ⎯ 165 33 28 Output enable time tpZL tpZH RL = 1 kΩ 150 2.0 4.5 6.0 ⎯ ⎯ ⎯ 78 23 17 170 34 29 ⎯ ⎯ ⎯ 215 43 36 ns Output disable time tpLZ tpHZ RL = 1 kΩ 50 2.0 4.5 6.0 ⎯ ⎯ ⎯ 54 19 16 150 30 26 ⎯ ⎯ ⎯ 190 38 33 ns Maximum clock frequency fmax ⎯ 50 2.0 4.5 6.0 6 30 35 12 58 80 ⎯ ⎯ ⎯ 5 24 28 ⎯ ⎯ ⎯ MHz Input capacitance CIN ⎯ ⎯ 5 10 ⎯ 10 pF Output capacitance COUT ⎯ ⎯ 13 ⎯ ⎯ ⎯ pF Power dissipation capacitance CPD (Note) ⎯ ⎯ 170 ⎯ ⎯ ⎯ pF Note: CPD is defined as the value of the internal equivalent capacitance which is calculated from the operating current consumption without load. Average operating current can be obtained by the equation: ICC (opr) = CPD・VCC・fIN + ICC |
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