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SL74HC534 Scheda tecnica(PDF) 4 Page - System Logic Semiconductor |
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SL74HC534 Scheda tecnica(HTML) 4 Page - System Logic Semiconductor |
4 / 5 page SL74HC534 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 fmax Maximum Clock Frequency (50% Duty Cycle) (Figures 1 and 4) 2.0 4.5 6.0 6.0 30 35 5.0 24 28 4.0 20 24 MHz tPLH, tPHL Maximum Propagation Delay, Clock to Q (Figures 1 and 4) 2.0 4.5 6.0 125 25 21 155 31 26 190 38 32 ns tPLZ, tPHZ Maximum Propagation Delay, Output Enable to Q (Figures 2 and 5) 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 2 and 5) 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 4) 2.0 4.5 6.0 75 15 13 95 19 16 110 22 19 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 Flip-Flop) Typical @25 °C,V CC=5.0 V CPD Used to determine the no-load dynamic power consumption: PD=CPDVCC 2f+I CCVCC 34 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, Data to Clock (Figure 3) 2.0 4.5 6.0 50 10 9 65 13 11 75 15 13 ns th Minimum Hold Time, Clock to Data (Figure 3) 2.0 4.5 6.0 5 5 5 5 5 5 5 5 5 ns tw Minimum Pulse Width, Clock (Figure 1) 2.0 4.5 6.0 60 12 10 75 15 13 90 18 15 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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