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U74HC564G-P20-R Folha de dados(PDF) 4 Page - Unisonic Technologies |
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U74HC564G-P20-R Folha de dados(HTML) 4 Page - Unisonic Technologies |
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4 / 5 page ![]() U74HC564 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 4 of 5 www.unisonic.com.tw QW-R502-644.A TIMING REQUIREMENTS(TA=25°С, CL=50pF,unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT VCC=2V 6 11 VCC=4.5V 31 36 Maximum Clock Frequency(CP) fMAX VCC=6V 36 40 MHz VCC=2V 80 VCC=4.5V 16 Pulse duration, LE high tW VCC=6V 14 ns VCC=2V 100 VCC=4.5V 20 Setup Time, data before LE↓ tSU VCC=6V 17 ns VCC=2V 5 VCC=4.5V 5 Hold Time, data after LE↓ tH VCC=6V 5 ns DYNAMIC CHARACTERISTICS(TA=25°С, CL=50pF,RL=1kΩ,unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT VCC=2V 54 180 ns VCC=4.5V 18 36 ns Propagation delay from input (CP) to output ( Q ) tPD (tPLH/tPHL) VCC=6V 15 31 ns VCC=2V 45 150 ns VCC=4.5V 15 30 ns 3-state output enable time from input ( OE ) to output ( Q ) tEN (tPZL/tPZH) VCC=6V 13 26 ns VCC=2V 45 150 ns VCC=4.5V 15 30 ns 3-state output disable time from input ( OE ) to output ( Q ) tDIS (tPLZ/tPHZ) VCC=6V 13 26 ns VCC=2V 28 60 ns VCC=4.5V 8 12 ns Output transition time, ( Q ) tT (tR/tF) VCC=6V 6 10 ns OPERATING CHARACTERISTICS PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Power Dissipation Capacitance CPD No load 100 pF |
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