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参数资料
| 型号： | 74F191DCQB |
| 厂商： | National Semiconductor Corporation |
| 元件分类： | 通用总线功能 |
| 英文描述： | Up/Down Binary Counter with Preset and Ripple Clock |
| 中文描述： | 向上/向下二进制计数器的预置和波纹时钟 |
| 文件页数： | 3/10页 |
| 文件大小： | 187K |
| 代理商： | 74F191DCQB |
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
3
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PDF描述 |
|---|---|
| 74F191DCX | Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191DMQB | Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191FCQB | Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191FCX | Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191FMQB | Up/Down Binary Counter with Preset and Ripple Clock |
相关代理商/技术参数 |
参数描述 |
|---|---|
| 74F191DCX | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191DMQB | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191DMX | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191FCQB | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Up/Down Binary Counter with Preset and Ripple Clock |
| 74F191FCX | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Up/Down Binary Counter with Preset and Ripple Clock |
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