AND8159/D, Application Circuit Using Compandors NE570/SA571 for Voltage-Controlled Attenuator
使用 onsemi 的 NE570D 的参考设计
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- Cellular Phone
- IP Phone
- Smart Phone
说明
- AND8159/D, Application for Compandors NE570/SA571 Voltage-Controlled Attenuator. It shows a typical circuit which uses an external Op-Amp for better performance and an exponential converter to get a control characteristic of -6.0 dB/V