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【急】关于TMS320F28062Q的PowerPAD封装的求助!



请教专业人士:

最近使用TMS320F28062Q做产品,发现发热严重,查规格书,发现底下的PowerPAD要接地,但是规格书及相关资料都没有给出80Pin片子散热焊盘尺寸,麻烦知道的朋友能给出参考资料,谢谢啦!