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如标题
您可以通过网站, 找到器件页面, 通过申请样片获得免费样片
网站方也会根据你提供的申请资料, 与你取得联系的
您参考下TI在全国各地授权代理商的联系电话，比如艾睿，安富利，新晔都行：
http://www.ti.com.cn/general/cn/docs/gencontent.tsp?contentId=24957
