ZHCSOD3F December 1982 – June 2021 SN54HC74 , SN74HC74
PRODUCTION DATA
請(qǐng)參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
| VCC | Operating free-air temperature (TA) | UNIT | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 25°C | –40°C to 85°C | –55°C to 125°C | |||||||||||
| MIN | TYP | MAX | MIN | TYP | MAX | MIN | TYP | MAX | |||||
| fclock | Clock frequency | 2 V | 6 | 5 | 4.2 | ns | |||||||
| 4.5 V | 31 | 25 | 21 | ||||||||||
| 6 V | 0 | 36 | 0 | 29 | 0 | 25 | |||||||
| tw | Pulse duration | PRE or CLR low | 2 V | 100 | 125 | 150 | ns | ||||||
| 4.5 V | 20 | 25 | 30 | ||||||||||
| 6 V | 14 | 21 | 25 | ||||||||||
| CLK high or low | 2 V | 80 | 100 | 120 | |||||||||
| 4.5 V | 16 | 20 | 24 | ||||||||||
| 6 V | 14 | 17 | 20 | ||||||||||
| tsu | Setup time before CLK↑ | Data | 2 V | 100 | 125 | 150 | ns | ||||||
| 4.5 V | 20 | 25 | 30 | ||||||||||
| 6 V | 17 | 21 | 25 | ||||||||||
| PRE or CLR inactive | 2 V | 25 | 30 | 40 | |||||||||
| 4.5 V | 5 | 6 | 8 | ||||||||||
| 6 V | 4 | 5 | 7 | ||||||||||
| th | Hold time, data after CLK↑ | 2 V | 0 | 0 | 0 | MHz | |||||||
| 4.5 V | 0 | 0 | 0 | ||||||||||
| 6 V | 0 | 0 | 0 | ||||||||||