ZHCSQK2H December 1982 – February 2025 SN54HC244 , SN74HC244
PRODUCTION DATA
請(qǐng)參考 PDF 數(shù)據(jù)表獲取器件具體的封裝圖。
| 參數(shù) | 測(cè)試條件 | 最小值 | 典型值 | 最大值 | 單位 | ||||
|---|---|---|---|---|---|---|---|---|---|
| tpd | 從 A（輸入）到 Y（輸出） | VCC = 2V | SN54HC244 | 245 | ns | ||||
| SN74HC244 | 245 | ||||||||
| VCC = 4.5V | SN54HC244 | 49 | |||||||
| SN74HC244 | 49 | ||||||||
| VCC = 6V | SN54HC244 | 42 | |||||||
| SN74HC244 | 42 | ||||||||
| ten | 從 OE（輸入）到 Y（輸出） | VCC = 2V | SN54HC244 | 300 | ns | ||||
| SN74HC244 | 300 | ||||||||
| VCC = 4.5V | SN54HC244 | 60 | |||||||
| SN74HC244 | 60 | ||||||||
| VCC = 6V | SN54HC244 | 51 | |||||||
| SN74HC244 | 51 | ||||||||
| tt | 到 Y（輸出） | VCC = 2V | SN54HC244 | 315 | ns | ||||
| SN74HC244 | 315 | ||||||||
| VCC = 4.5V | SN54HC244 | 63 | |||||||
| SN74HC244 | 63 | ||||||||
| VCC = 6V | SN54HC244 | 53 | |||||||
| SN74HC244 | 53 | ||||||||