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參數(shù)資料
| 型號： | 74F191LMQB |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 通用總線功能 |
| 英文描述： | Up/Down Binary Counter with Preset and Ripple Clock |
| 中文描述： | 向上/向下二進制計數(shù)器的預置和波紋時鐘 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 187K |
| 代理商： | 74F191LMQB |
Logic Diagram
TL/F/9495–5
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
TL/F/9495–6
FIGURE 1. n-Stage Counter Using Ripple Clock
TL/F/9495–7
FIGURE 2. Synchronous n-Stage Counter Using Ripple Carry/Borrow
TL/F/9495–8
FIGURE 3. Synchronous n-Stage Counter with Gated Carry/Borrow
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