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MC74VHC157DR2G 数据表(PDF) 4 Page - ON Semiconductor |
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MC74VHC157DR2G 数据表(HTML) 4 Page - ON Semiconductor |
4 / 7 page MC74VHC157 http://onsemi.com 4 DC CHARACTERISTICS (Voltages Referenced to GND) VCC TA = 25_C TA v85_C −55_C vTAv125_C Symbol Parameter Condition (V) Min Typ Max Min Max Min Max Unit VIH High−Level Input Voltage 2.0 3.0 to 5.5 1.5 0.7 VCC 1.5 0.7 VCC 1.5 0.7 VCC V VIL Low−Level Input Voltage 2.0 3.0 to 5.5 0.5 0.3 VCC 0.5 0.3 VCC 0.5 0.3 VCC V VOH High−Level Output Voltage VIN = VIH or VIL IOH = −50 mA 2.0 3.0 4.5 1.9 2.9 4.4 2.0 3.0 4.5 1.9 2.9 4.4 1.9 2.9 4.4 V VIN = VIH or VIL IOH = −4 mA IOH = −8 mA 3.0 4.5 2.58 3.94 2.48 3.8 2.34 3.66 VOL Low−Level Output Voltage VIN = VIH or VIL IOL = 50 mA 2.0 3.0 4.5 0.0 0.0 0.0 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 V VIN = VIH or VIL IOH = 4 mA IOH = 8 mA 3.0 4.5 0.36 0.36 0.44 0.44 0.52 0.52 IIN Input Leakage Current VIN = 5.5 V or GND 0 to 5.5 $0.1 $1.0 $1.0 mA ICC Quiescent Supply Current VIN = VCC or GND 5.5 4.0 40.0 40.0 mA AC ELECTRICAL CHARACTERISTICS (Input tr = tf = 3.0 ns) TA = 25_C TA v85_C −55_C vTAv125_C Symbol Characteristic Test Conditions Min Typ Max Typ Max Typ Max Unit tPLH, tPHL Propagation Delay, A to B to Y VCC = 3.3 $ 0.3 V CL = 15 pF CL = 50 pF 6.2 8.7 9.7 13.2 1.0 1.0 11.5 15.0 1.0 1.0 11.5 15.0 ns VCC = 5.0 $ 0.5 V CL = 15 pF CL = 50 pF 4.1 5.6 6.4 8.4 1.0 1.0 7.5 9.5 1.0 1.0 7.5 9.5 tPLH, tPHL Propagation Delay, S to Y VCC = 3.3 $ 0.3 V CL = 15 pF CL = 50 pF 8.4 10.9 13.2 16.7 1.0 1.0 15.5 19.0 1.0 1.0 15.5 19.0 ns VCC = 5.0 $ 0.5 V CL = 15 pF CL = 50 pF 5.3 6.8 8.1 10.1 1.0 1.0 9.5 11.5 1.0 1.0 9.5 11.5 tPLH, tPHL Propagation Delay, E to Y VCC = 3.3 $ 0.3 V CL = 15 pF CL = 50 pF 8.7 11.2 13.6 17.1 1.0 1.0 16.0 19.5 1.0 1.0 16.0 19.5 ns VCC = 5.0 $ 0.5 V CL = 15 pF CL = 50 pF 5.6 7.1 8.6 10.6 1.0 1.0 10.0 12.0 1.0 1.0 10.0 12.0 CIN Input Capacitance 4 10 10 10 pF Typical @ 25_C, VCC = 5.0 V CPD Power Dissipation Capacitance (Note 7) 20 pF 7. 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. CPD is used to determine the no−load dynamic power consumption: PD = CPD VCC2 fin + ICC VCC. |
类似零件编号 - MC74VHC157DR2G |
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类似说明 - MC74VHC157DR2G |
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