поискавой системы для электроныых деталей |
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SL74HC датащи(PDF) 4 Page - System Logic Semiconductor |
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SL74HC датащи(HTML) 4 Page - System Logic Semiconductor |
4 / 5 page IN74HC244 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, A to YA or B to YB (Figures 1 and 3) 2.0 4.5 6.0 96 18 15 115 23 20 135 27 23 ns tPLZ, tPHZ Maximum Propagation Delay , Output Enable to YA or YB (Figures 2 and 4) 2.0 4.5 6.0 110 22 19 140 28 24 165 33 28 ns tPZL, tPZH Maximum Propagation Delay , Output Enable to YA or YB (Figures 2 and 4) 2.0 4.5 6.0 110 22 19 140 28 24 165 33 28 ns tTLH, tTHL Maximum Output Transition Time, Any Output (Figures 1 and 3) 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 Buffer) 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 Figure 1. Switching Waveforms Figure 2. Switching Waveforms Figure 3. Test Circuit Figure 4. Test Circuit |
Аналогичный номер детали - SL74HC |
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Аналогичное описание - SL74HC |
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