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CD4520 数据表(PDF) 6 Page - Intersil Corporation |
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CD4520 数据表(HTML) 6 Page - Intersil Corporation |
6 / 10 page 7-1211 CD4518BMS, CD4520BMS Logic Diagrams FIGURE 1. DECADE COUNTER (CD4518BMS) LOGIC DIAGRAM FOR ONE OF TWO IDENTICAL COUNTERS FIGURE 2. BINARY COUNTER (CD4520BMS) LOGIC DIAGRAM FOR ONE OF TWO IDENTICAL COUNTERS TRUTH TABLE CLOCK ENABLE RESET ACTION 1 0 Increment Counter 0 0 Increment Counter X 0 No Change X 0 No Change 0 0 No Change 1 0 No Change X X 1 Q1 thru Q4 = 0 X = Don’t Care 1 ≡ High State 0 ≡ Low State Q Q D C R Q1 3/11 * ALL INPUTS ARE PROTECTED BY CMOS PROTECTION NETWORK CLOCK 1/9 * ENABLE 2/10 * RESET 7/15 * Q Q D C R Q2 4/12 Q Q D C R Q3 5/13 Q Q D C R Q4 6/14 VDD VSS Q Q D C R Q1 3/11 * ALL INPUTS ARE PROTECTED BY CMOS PROTECTION NETWORK CLOCK 1/9 * ENABLE 2/10 * RESET 7/15 * Q Q D C R Q2 4/12 Q Q D C R Q3 5/13 Q Q D C R Q4 6/14 VDD VSS |
类似零件编号 - CD4520 |
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类似说明 - CD4520 |
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