Test device for logic analyzer forward channel
The invention relates to the technical field of forward channel measurement, and especially relates to a signal test device for a logic analyzer forward channel. A sampling device for logic analyzer timing analysis, which is provided by the invention, comprises a signal attenuation module, an operat...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention relates to the technical field of forward channel measurement, and especially relates to a signal test device for a logic analyzer forward channel. A sampling device for logic analyzer timing analysis, which is provided by the invention, comprises a signal attenuation module, an operational amplifier U1, a comparator U2, a level converter U3, an operational amplifier U4, a threshold circuit and a logic forward channel circuit. The signal attenuation module is connected with the operational amplifier U1. The comparator U2 is respectively connected with the operational amplifier U1, the level converter U3 and the operational amplifier U4. The operational amplifier U4 is respectively connected with the threshold circuit and the logic forward channel circuit. According to the invention, the performance of an analyzer is improved. |
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