ZHCSQH0F December 1982 – April 2022 SN54HC273 , SN74HC273
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
MIN | MAX | UNIT | ||||
---|---|---|---|---|---|---|
fclock | Clock frequency | VCC = 2 V | 5 | MHz | ||
VCC = 4.5 V | 27 | |||||
VCC = 6 V | 32 | |||||
tw | Pulse duration | CLR low | VCC = 2 V | 80 | ns | |
VCC = 4.5 V | 16 | |||||
VCC = 6 V | 14 | |||||
CLK high or low | VCC = 2 V | 80 | ||||
VCC = 4.5 V | 16 | |||||
VCC = 6 V | 14 | |||||
tsu | Setup time before CLK↑ | Data | VCC = 2 V | 100 | ns | |
VCC = 4.5 V | 20 | |||||
VCC = 6 V | 17 | |||||
CLR inactive | VCC = 2 V | 100 | ||||
VCC = 4.5 V | 20 | |||||
VCC = 6 V | 17 | |||||
th | Hold time, data after CLK↑ | VCC = 2 V | 0 | ns | ||
VCC = 4.5 V | 0 | |||||
VCC = 6 V | 0 |