From Friday, April 19th (11:00 PM CDT) through Saturday, April 20th (2:00 PM CDT), 2024, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
From Friday, April 19th (11:00 PM CDT) through Saturday, April 20th (2:00 PM CDT), 2024, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
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电压值 | 状态 | 逻辑 | 布尔值 |
-1.75 V | 低 | 假 | 0 |
-0.9 V | 高 | 真 | 1 |
VEE | - 负电源,典型值为 -5.2 volts。 |
VBB | - 转换阈值,典型值为 -1.29 volts。 |
VTT | - 终端电压,典型值为 -2.0 volts。 |
VCC | - 地,在大部分的ECL电路中。 |
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