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https://e2e.ti.com/support/interface-group/interface/f/interface-forum/1093304/ds15br400-risk-to-pins-19-and-22-if-connected-to-vdd-instead-of-no-connect
嘿，团队成员-你能看看下面的内容吗？
将VDD连接到DS15BR400TSQ/NOPB的引脚19和22 (标记为“无连接”)有什么风险？
您好，Alex：
这两个针脚未内部连接。 应该不是问题。
此致，Nasser
