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| 电源 | |
|---|---|
| Voltage - Supply | 4.75 V ~ 5.25 V |
| 环境与封装 | |
| Mounting Type | Surface Mount |
| Operating Temperature | 0°C~70°C(TA) |
| Package | Bulk |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-SOIC |
| 其他 | |
| Base Product Number | 74LS191 |
| Count Rate | 20 MHz |
| Direction | Up, Down |
| Logic Type | Binary Counter |
| Mfr | Fairchild Semiconductor |
| Number of Bits per Element | 4 |
| Number of Elements | 1 |
| Product Status | Active |
| Reset | Synchronous |
| Series | 74LS |
| Timing | Synchronous |
| Trigger Type | Positive Edge |
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