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CD4029BMS 数据表(PDF) 7 Page - Intersil Corporation |
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CD4029BMS 数据表(HTML) 7 Page - Intersil Corporation |
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7 / 11 page ![]() FIGURE 1. 2 BINARY/ DECADE 9 PRESET ENABLE 1 PE J TE2 Q2 F/F2 Q2 PE J TE3 Q3 F/F3 Q3 PE J TE4 Q4 F/F4 Q4 5 10 15 6 4 12 14 13 3 7 PE J TE1 Q1 F/F1 Q1 CARRY OUT Q4 J4 * CL Q3 CL * 11 Q2 CL CL * * * * * J3 J2 J1 Q2 CLOCK UP/DOWN CLOCK ENABLE CARRY IN * * VDD VSS *ALL INPUTS ARE PROTECTED BY CMOS PROTECTION NETWORK PE J TE Q Q TRUTH TABLE FUNCTION TABLE CLOCK TE PE J Q Q CONTROL INPUT LOGIC LEVEL ACTION X X 0 0 0 1 BIN/DEC (B/D) 1 0 Binary Count Decade Count 01 X Q Q UP/DOWN (U/D) 1 0 Up Count Down Count X X 0 1 1 0 Preset Enable (PE) 1 0 Jam In No Jam 11 X Q QNC CARRY IN (CI) (CLOCK ENABLE) 1 0 No Counter Advance at POS Clock Transition Advance Counter at POS Clock Transition X1 X Q Q NC X = Don’t Care |
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