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CD74HC377E 数据表(PDF) 2 Page - Texas Instruments |
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CD74HC377E 数据表(HTML) 2 Page - Texas Instruments |
2 / 7 page 2 Functional Diagram Logic Diagram TRUTH TABLE OPERATING MODE INPUTS OUPUTS CP EDn Qn Load “1” ↑ lh H Load “0” ↑ ll L Hold (Do Nothing) ↑ h X No Change X H X No Change NOTES: H = High Voltage Level Steady State. h = High Voltage Level One Set-up Time Prior to the Low to High Clock Transition. L = Low Voltage Level Steady State. l = Low Voltage Level One Set-up Time Prior to the Low to High Clock Transition. X = Don’t Care. ↑ = Low to High Clock Transition. 2 5 6 9 15 19 16 12 Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 CP E 11 1 GND = 10 VCC = 20 3 4 7 8 14 18 17 13 D0 D1 D2 D3 D4 D5 D6 D7 E D0 D1 D2 D3 D6 D7 Q D CP CP Q0 Q1 Q2 Q3 Q6 Q7 Q D CP Q D CP Q D CP Q D CP Q D CP Q D CP Q D CP Q4 Q5 D4 D5 CD74HC377, CD74HCT377 |
类似零件编号 - CD74HC377E |
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类似说明 - CD74HC377E |
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