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191问答库 > 有源晶振常用最低晶振频率为多少？尺寸一般是多大的呢？

有源晶振常用最低晶振频率为多少？尺寸一般是多大的呢？

2025-03-15 11:29:29

推荐回答（2个）

回答1：

有源晶振常用低频率32.768KHz,尺寸都是按照你自己需要用多大做的，像贴片的一般是SMD2520. SMD3225. SMD5032. SMD7050这四个规格的，规格也代表着它的尺寸，例如：SDM2520 长*宽是 2.5mm*2.0mm 如有需要这些材料可以发私聊给我

回答2：

封装种类很多的，最低的用过32.768kHz。

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