SCLS087F December 1982 – June 2021 SN54HC21 , SN74HC21
PRODUCTION DATA
請參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
| PARAMETER | FROM | TO | TEST CONDITIONS | 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 | |||||||
| tpd | Propagation delay | A, B, C, or D | Y | CL = 50 pF | 2 V | 44 | 110 | 140 | 165 | ns | |||||
| 4.5 V | 14 | 22 | 28 | 33 | |||||||||||
| 6 V | 11 | 19 | 24 | 28 | |||||||||||
| tt | Transition-time | Y | CL = 50 pF | 2 V | 29 | 75 | 95 | 110 | ns | ||||||
| 4.5 V | 10 | 15 | 19 | 22 | |||||||||||
| 6 V | 8 | 13 | 16 | 19 | |||||||||||