ZHCSPX1C March 2003 – June 2022 SN54HC109 , SN74HC109
PRODUCTION DATA
請參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
| VCC | TA = 25°C | SN54HC109 | SN74HC109 | UNIT | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| MIN | MAX | MIN | MAX | MIN | MAX | |||||
| fclock | Clock frequency | 2 V | 6 | 4.2 | 5 | MHz | ||||
| 4.5 V | 31 | 21 | 25 | |||||||
| 6 V | 36 | 25 | 29 | |||||||
| tw | Pulse duration | PRE or CLR low | 2 V | 100 | 150 | 125 | ns | |||
| 4.5 V | 20 | 30 | 25 | |||||||
| 6 V | 17 | 25 | 21 | |||||||
| CLK high or low | 2 V | 80 | 120 | 100 | ||||||
| 4.5 V | 16 | 24 | 20 | |||||||
| 6 V | 14 | 20 | 17 | |||||||
| tsu | Setup time before CLK- ↑ | Data (J, K) | 2 V | 100 | 150 | 125 | ns | |||
| 4.5 V | 20 | 30 | 25 | |||||||
| 6 V | 17 | 25 | 21 | |||||||
| PRE or CLR inactive | 2 V | 25 | 40 | 30 | ||||||
| 4.5 V | 5 | 8 | 6 | |||||||
| 6 V | 4 | 7 | 5 | |||||||
| th | Hold time | Data after CLK-↑ | 2 V | 0 | 0 | 0 | ns | |||
| 4.5 V | 0 | 0 | 0 | |||||||
| 6 V | 0 | 0 | 0 | |||||||