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MC74HCT573A Datasheet(PDF) 5 Page - ON Semiconductor |
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MC74HCT573A Datasheet(HTML) 5 Page - ON Semiconductor |
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MC74HCT573A http://onsemi.com 5 SWITCHING WAVEFORMS 3.0 V GND tf tr INPUT D Q 0.3 V 1.3 V 2.7 V 10% 1.3 V 90% tTLH tPLH tPHL tTHL OUTPUT ENABLE Q Q 1.3 V 1.3 V 1.3 V 90% 10% tPZL tPLZ tPZH tPHZ 3.0 V GND HIGH IMPEDANCE VOL VOH HIGH IMPEDANCE *Includes all probe and jig capacitance CL* TEST POINT DEVICE UNDER TEST OUTPUT *Includes all probe and jig capacitance CL* TEST POINT DEVICE UNDER TEST OUTPUT CONNECT TO VCC WHEN TESTING tPLZ AND tPZL. CONNECT TO GND WHEN TESTING tPHZ AND tPZH. 1 k Ω Figure 1. Figure 2. Figure 3. Figure 4. 3.0 V GND 1.3 V 1.3 V LATCH ENABLE tPLH tPHL Q tw Figure 5. Test Circuit Figure 6. Test Circuit EXPANDED LOGIC DIAGRAM D LE Q D0 2 19 Q0 D LE Q D1 3 18 Q1 D LE Q D2 4 17 Q2 D LE Q D3 5 16 Q3 D LE Q D4 6 15 Q4 D LE Q D5 7 14 Q5 D LE Q D6 8 13 Q6 D LE Q D7 9 12 Q7 LATCH ENABLE OUTPUT ENABLE 11 1 3.0 V GND 3.0 V GND 1.3 V 1.3 V VALID tSU th INPUT D LATCH ENABLE |
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