ZHCSY42 April 2025 SN74AC257-Q1
PRODUCTION DATA
| 参数 | 从(输入) | 至(输出) | VCC | -40°C 至 125°C | 单位 | ||
|---|---|---|---|---|---|---|---|
| 最小值 | 典型值 | 最大值 | |||||
| tPLH | A 或 B | Y | 1.5V | 10.4 | 30.9 | ns | |
| tPHL | 1.5V | 10.7 | 29.7 | ns | |||
| tPLH | A/B | Y | 1.5V | 11.3 | 31.9 | ns | |
| tPHL | 1.5V | 10.8 | 29.5 | ns | |||
| tPZL | OE | Y | 1.5V | 10.3 | 28.3 | ns | |
| tPZH | 1.5V | 11.4 | 30.5 | ns | |||
| tPLZ | OE | Y | 1.5V | 11.9 | 24.4 | ns | |
| tPHZ | 1.5V | 20.3 | 37.8 | ns | |||
| tPLH | A 或 B | Y | 3.3V | 4.7 | 11.2 | ns | |
| tPHL | 3.3V | 4.8 | 10.7 | ns | |||
| tPLH | A/B | Y | 3.3V | 5.3 | 11.9 | ns | |
| tPHL | 3.3V | 5 | 10.8 | ns | |||
| tPZL | OE | Y | 3.3V | 5 | 11 | ns | |
| tPZH | 3.3V | 5.4 | 11.7 | ns | |||
| tPLZ | OE | Y | 3.3V | 3.4 | 7 | ns | |
| tPHZ | 3.3V | 6 | 11.2 | ns | |||
| tPLH | A 或 B | Y | 5V | 3.7 | 8.2 | ns | |
| tPHL | 5V | 3.9 | 7.7 | ns | |||
| tPLH | A/B | Y | 5V | 4.1 | 8.6 | ns | |
| tPHL | 5V | 4.1 | 7.9 | ns | |||
| tPZL | OE | Y | 5V | 4.2 | 8 | ns | |
| tPZH | 5V | 4.4 | 8.6 | ns | |||
| tPLZ | OE | Y | 5V | 2.6 | 4.9 | ns | |
| tPHZ | 5V | 4 | 7.7 | ns | |||
| tr | Y | 1.5V | 4.6 | 9.5 | 12.8 | ns | |
| tf | 1.5V | 4.4 | 9.1 | 12.2 | ns | ||
| tr | Y | 3.3V | 2.3 | 4.2 | 5.8 | ns | |
| tf | 3.3V | 2.4 | 3.9 | 5.1 | ns | ||
| tr | Y | 5V | 1.8 | 3.1 | 4.2 | ns | |
| tf | 5V | 1.9 | 2.9 | 3.8 | ns | ||