摘要： 本应用指南中描述能源计量自动的 Teridian 的 71M6543H/71M6543F/71M6543G 相的功能。大多数功能也将适用于单相 71M6541D/71M6541F。71M6543F/71M6543G/71M6543H 包括差分模拟输入、 第四次的当前输入、 增强的时钟系统、 电池模式下，和 64 KB 的闪存空间。然而，一些其他功能使这些 ICs 功能强大的解决方案为任何相米。这些增强功能可以被分类为功能性、 包装相关的参数，以及他们将简要地说明本文档中。 71M6543F/H/G/GH A Maxim Integrated Products Brand Application Note AN_6543_009 JUNE 2011 New Features of the 71M6543F/H and 71M6543G/GH Introduction This application note describes the new features offered by the Teridian 71M6543F/H and 71M6543G/GH. Most of these features will also apply to its companion ICs, the single-phase 71M6541D/F and 71M6542F. What is the 71M6543F/H/G/GH? The new 71M6543F/H/G/GH can be thought of as a major upgrade to the 71M6513 poly-phase metering IC with features from the 71M6533, such as dif……