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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/1019187/sn65hvd75-do-we-have-the-485-with-lower-power-consumption
我们是否具有功耗更低的485？ 此应用在水表上、电源是锂电池、因此电压需要承受大约5V。
如果不是、芯片是否适合此应用？谢谢。
没有具有较低功耗的3.3V 半双工收发器。
降低该器件功耗的唯一方法是禁用驱动器和接收器。
