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74HC73DB 数据表(PDF) 4 Page - NXP Semiconductors |
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74HC73DB 数据表(HTML) 4 Page - NXP Semiconductors |
4 / 7 page 9397 750 13815 © Koninklijke Philips Electronics N.V. 2004. All rights reserved. Product data sheet Rev. 03 — 12 November 2004 4 of 21 Philips Semiconductors 74HC73 Dual JK flip-flop with reset; negative-edge trigger 6. Pinning information 6.1 Pinning 6.2 Pin description Fig 4. Logic diagram (one flip-flop) 001aab982 C C K J R CP C C C C C C C C Q Q Fig 5. Pin configuration 73 1CP 1J 1R 1Q 1K 1Q VCC GND 2CP 2K 2R 2Q 2J 2Q 001aab978 1 2 3 4 5 6 7 8 10 9 12 11 14 13 Table 3: Pin description Symbol Pin Description 1CP 1 clock input for flip-flop 1 (HIGH-to-LOW, edge-triggered) 1R 2 asynchronous reset input for flip-flop 1 (active LOW) 1K 3 synchronous K input for flip-flop 1 VCC 4 positive supply voltage 2CP 5 clock input for flip-flop 2 (HIGH-to-LOW, edge-triggered) 2R 6 asynchronous reset input for flip-flop 2 (active LOW) 2J 7 synchronous J input for flip-flop 2 2Q 8 complement flip-flop 2 output 2Q 9 true flip-flop 2 output 2K 10 synchronous K input for flip-flop 2 |
类似零件编号 - 74HC73DB |
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类似说明 - 74HC73DB |
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