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HCT373 датащи(PDF) 4 Page - System Logic Semiconductor |
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HCT373 датащи(HTML) 4 Page - System Logic Semiconductor |
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4 / 5 page ![]() SL74HCT373 System Logic Semiconductor SLS AC ELECTRICAL CHARACTERISTICS(V CC =5.0 V ± 10%, C L=50pF,Input t r=tf=6.0 ns) Guaranteed Limit Symbol Parameter 25 °C to -55 °C ≤85°C ≤125°C Unit tPLH, tPHL Maximum Propagation Delay, Input D to Q (Figures 1 and 5) 28 35 42 ns tPLH, tPHL Maximum Propagation Delay , Latch Enable to Q (Figures 2 and 5) 32 40 48 ns tPLZ, tPHZ Maximum Propagation Delay ,Output Enable to Q (Figures 3 and 6) 30 38 45 ns tPZL, tPZH Maximum Propagation Delay , Output Enable to Q (Figures 3 and 6) 35 44 53 ns tTLH, tTHL Maximum Output Transition Time, Any Output (Figures 1 and 5) 12 15 18 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 Latch) Typical @25 °C,V CC=5.0 V CPD Used to determine the no-load dynamic power consumption: PD=CPDVCC 2f+I CCVCC 65 pF TIMING REQUIREMENTS (V CC =5.0 V ± 10%, C L=50pF,Input t r=tf=6.0 ns) Guaranteed Limit Symbol Parameter 25 °C to -55 °C ≤85°C ≤125°C Unit tSU Minimum Setup Time, Input D to Latch Enable (Figure 4) 10 13 15 ns th Minimum Hold Time,Latch Enable to Input D (Figure 4) 10 13 15 ns tw Minimum Pulse Width, Latch Enable (Figure 2) 12 15 18 ns tr, tf Maximum Input Rise and Fall Times (Figure 1) 500 500 500 ns |
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