ZHCSRA7K April 1998 – December 2022 SN74LV594A
PRODMIX
請(qǐng)參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
| TA = 25°C | SN74LV594A –40°C TO 85°C |
SN74LV594A –40°C TO 125°C |
UNIT | ||||||
|---|---|---|---|---|---|---|---|---|---|
| MIN | MAX | MIN | MAX | MIN | MAX | ||||
| tw | Pulse duration | RCLK or SRCLK high or low | 5 | 5 | 6 | ns | |||
| RCKR or SCRCLR low | 5.2 | 5.2 | 6.2 | ||||||
| tsu | Setup time | SER before SRCLK↑ | 3 | 3 | 3.5 | ns | |||
| SRCLK↑ before RCLK↑ | 5 | 5 | 6 | ||||||
| SCRCLR low before RCLK↑(1) | 5 | 5 | 5.5 | ||||||
| SRCLR high (inactive) before SRCLK↑ | 2.9 | 3.3 | 4 | ||||||
| RCLK high (inactive) before RCLK↑ | 3.2 | 3.7 | 4.5 | ||||||
| th | Hold time | SER after SRCLK↑ | 2 | 2 | 2.5 | ns | |||