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SL74HC573 数据表(PDF) 4 Page - System Logic Semiconductor |
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SL74HC573 数据表(HTML) 4 Page - System Logic Semiconductor |
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4 / 5 page ![]() SL74HC573 System Logic Semiconductor SLS AC ELECTRICAL CHARACTERISTICS(C L=50pF,Input t r=tf=6.0 ns) VCC Guaranteed Limit Symbol Parameter V 25 °C to -55 °C ≤85°C ≤125°C Unit tPLH, tPHL Maximum Propagation Delay, Input D to Q (Figures 1 and 5) 2.0 4.5 6.0 150 30 26 190 38 33 225 45 38 ns tPLH, tPHL Maximum Propagation Delay,Latch Enable to Q (Figures 2 and 5) 2.0 4.5 6.0 160 32 27 200 40 34 240 48 41 ns tPLZ, tPHZ Maximum Propagation Delay, Output Enable to Q (Figures 3 and 6) 2.0 4.5 6.0 150 30 26 190 38 33 225 45 38 ns tPZH, tPZL Maximum Propagation Delay, Output Enable to Q (Figures 3 and 6) 2.0 4.5 6.0 150 30 26 190 38 33 225 45 38 ns tTLH, tTHL Maximum Output Transition Time, Any Output (Figures 1 and 5) 2.0 4.5 6.0 60 12 10 75 15 13 90 18 15 ns CIN Maximum Input Capacitance - 10 10 10 pF COUT Maximum Three-State Output Capacitance (Output in High-Impedance State) - 15 15 15 pF Power Dissipation Capacitance (Per Enabled Output) Typical @25 °C,V CC=5.0 V CPD Used to determine the no-load dynamic power consumption: PD=CPDVCC 2f+I CCVCC 23 pF TIMING REQUIREMENTS (C L=50pF,Input t r=tf=6.0 ns) VCC Guaranteed Limit Symbol Parameter V 25 °C to -55 °C ≤85°C ≤125°C Unit tSU Minimum Setup Time, Input D to Latch Enable (Figure 4) 2.0 4.5 6.0 50 10 9 65 13 11 75 15 13 ns th Minimum Hold Time, Latch Enable to Input D (Figure 4) 2.0 4.5 6.0 5 5 5 5 5 5 5 5 5 ns tw Minimum Pulse Width, Latch Enable (Figure 2) 2.0 4.5 6.0 75 15 13 95 19 16 110 22 19 ns tr, tf Maximum Input Rise and Fall Times (Figure 1) 2.0 4.5 6.0 1000 500 400 1000 500 400 1000 500 400 ns |
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