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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MM54HC73J датащи(PDF) 3 Page - National Semiconductor (TI) |
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MM54HC73J датащи(HTML) 3 Page - National Semiconductor (TI) |
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3 / 6 page  AC Electrical Characteristics VCCe5V TAe25 C CLe15 pF tretfe6ns Symbol Parameter Conditions Typ Guaranteed Limit Units fMAX Maximum Operating 50 30 MHz Frequency tPHL tPLH Maximum Propagation 16 21 ns Delay Clock to Q or Q tPHL tPLH Maximum Propagation 21 26 ns Delay Clear to Q or Q tREM Minimum Removal Time 10 20 ns Clear to Clock tS Minimum Setup Time 14 20 ns J or K to Clock tH Minimum Hold Time b 30 ns J or K to Clock tW Minimum Pulse Width 10 16 ns Clock or Clear AC Electrical Characteristics CLe50 pF tretfe6 ns (unless otherwise specified) TAe25 C 74HC 54HC Symbol Parameter Conditions VCC TAeb40 to 85 CTAeb55 to 125 C Units Typ Guaranteed Limits fMAX Maximum Operating 20V 9 5 4 3 MHz Frequency 45V 45 27 21 18 MHz 60V 53 32 25 21 MHz tPHL tPLH Maximum Propagation 20V 70 126 160 185 ns Delay Clock to Q or Q 45V 18 25 32 37 ns 60V 15 21 27 32 ns tPHL tPLH Maximum Propagation 20V 126 155 194 250 ns Delay Clear to Q or Q 45V 25 31 39 47 ns 60V 21 26 32 40 ns tREM Minimum Removal Time 20V 55 100 125 150 ns Clear to Clock 45V 11 20 25 30 ns 60V 9 17 21 25 ns tS Minimum Setup Time 20V 77 100 125 150 ns J or K to Clock 45V 154 20 25 30 ns 60V 13 17 21 25 ns tH Minimum Hold Time 20V b 30 0 0 ns J or K from Clock 45V b 30 0 0 ns 60V b 30 0 0 ns tW Minimum Pulse Width 20V 55 80 100 120 ns Clock or Clear 45V 11 16 20 24 ns 60V 9 14 18 21 ns tTLH tTHL Maximum Output Rise 20V 30 75 95 110 ns and Fall Time 45V 8 15 19 22 ns 60V 7 13 16 19 ns tr tf Maximum Input Rise and 20V 1000 1000 1000 ns Fall Time 45V 500 500 500 ns 60V 400 400 400 ns CPD Power Dissipation (per flip-flop) 80 pF Capacitance (Note 5) CIN Maximum Input 5 10 10 10 pF Capacitance Note 5 CPD determines the no load dynamic power consumption PDeCPD VCC2 faICC VCC and the no load dynamic current consumption ISeCPD VCC faICC 3 |
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