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 | 7 | 7.5 | 8.5 | ns | |||
| RCKR or SCRCLR low | 6 | 6.5 | 7.5 | ||||||
| tsu | Setup time | SER before SRCLK↑ | 5.5 | 5.5 | 6 | ns | |||
| SRCLK↑ before RCLK↑ | 8 | 9 | 10 | ||||||
| SCRCLR low before RCLK↑(1) | 8.5 | 9.5 | 10.5 | ||||||
| SRCLR high (inactive) before SRCLK↑ | 6 | 6.8 | 7.5 | ||||||
| RCLK high (inactive) before RCLK↑ | 6.7 | 7.6 | 8.5 | ||||||
| th | Hold time | SER after SRCLK↑ | 1.5 | 1.5 | 2 | ns | |||