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MC54-74HC273A Datasheet(PDF) 5 Page - Motorola, Inc |
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MC54-74HC273A Datasheet(HTML) 5 Page - Motorola, Inc |
5 / 7 page ![]() MC54/74HC273A High–Speed CMOS Logic Data DL129 — Rev 6 3–5 MOTOROLA SWITCHING WAVEFORMS Figure 1. CLOCK Q tr tf VCC GND 90% 50% 10% 90% 50% 10% tPLH tPHL tTLH tTHL 50% DATA CLOCK VCC Figure 2. VALID GND * Includes all probe and jig capacitance CL* TEST POINT DEVICE UNDER TEST OUTPUT Figure 3. tw 1/fmax VCC GND tsu th 50% RESET Q CLOCK tw 50% 50% 50% VCC GND VCC GND tPHL Figure 4. Test Circuit trec EXPANDED LOGIC DIAGRAM C D R Q D0 3 2 Q0 C D R Q D1 4 5 Q1 C D R Q D2 7 6 Q2 C D R Q D3 8 9 Q3 C D R Q D4 13 12 Q4 C D R Q D5 14 15 Q5 C D R Q D6 17 16 Q6 C D R Q D7 18 19 Q7 11 1 DATA INPUTS NONINVERTING OUTPUTS |