ZHCSQ97F December 1982 – March 2022 SN54HC259 , SN74HC259
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
VCC (V) | TA = 25°C | SN54HC259 | SN74HC259 | UNIT | ||||||
---|---|---|---|---|---|---|---|---|---|---|
MIN | MAX | MIN | MAX | MIN | MAX | |||||
tw | Pulse duration | CLR low | 2 | 80 | 120 | 100 | ns | |||
4.5 | 16 | 24 | 20 | |||||||
6 | 14 | 20 | 17 | |||||||
G low | 2 | 80 | 120 | 100 | ||||||
4.5 | 16 | 24 | 20 | |||||||
6 | 14 | 20 | 17 | |||||||
tsu | Setup time, data or address before G↑ | 2 | 75 | 115 | 95 | ns | ||||
4.5 | 15 | 23 | 19 | |||||||
6 | 13 | 20 | 16 | |||||||
th | Hold time, data or address after GG↑ | 2 | 5 | 5 | 5 | ns | ||||
4.5 | 5 | 5 | 5 | |||||||
6 | 5 | 5 | 5 |