LPC55S69JEV59: Is internal DCDC useable?

取消
显示结果 
显示  仅  | 搜索替代 
您的意思是: 

LPC55S69JEV59: Is internal DCDC useable?

57 次查看
KostasH
Contributor I

Can someone confirm if LPC55S69 in the 59-VFBA package (LPC55S69JEV59) supports the use of its internal DC-DC that is firmware controllable? 

Since pin FB is unbonded in the package — is FB is internally tied to VDD_PMU on the die or package substrate, to allow internal DC-DC converterLPC55S69JEV59 to be is fully operational in VFBGA59, using the external filtering components as described in the part's datasheet?

Thanks all in advance! 

0 项奖励
回复
0 回复数
%3CLINGO-SUB%20id%3D%22lingo-sub-2359883%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3ELPC55S69JEV59%3A%20%E5%86%85%E9%83%A8%20DCDC%20%E6%98%AF%E5%90%A6%E5%8F%AF%E7%94%A8%EF%BC%9F%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2359883%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3E%E6%9C%89%E4%BA%BA%E8%83%BD%E7%A1%AE%E8%AE%A4%E4%B8%80%E4%B8%8B%2059-VFBA%20%E5%B0%81%E8%A3%85%20(LPC55S69JEV59)%20%E4%B8%AD%E7%9A%84%20LPC55S69%20%E6%98%AF%E5%90%A6%E6%94%AF%E6%8C%81%E4%BD%BF%E7%94%A8%E5%85%B6%E5%9B%BA%E4%BB%B6%E5%8F%AF%E6%8E%A7%E5%88%B6%E7%9A%84%E5%86%85%E9%83%A8%20DC-DC%20%E5%90%97%EF%BC%9F%3C%2FP%3E%3CP%3E%3CSTRONG%3E%E7%94%B1%E4%BA%8E%E5%BC%95%E8%84%9A%20FB%20%E5%9C%A8%E5%B0%81%E8%A3%85%E4%B8%AD%E6%98%AF%E6%9C%AA%E7%B2%98%E5%90%88%E7%9A%84%20%E2%80%94%20FB%20%E6%98%AF%E5%90%A6%E5%9C%A8%E5%86%85%E9%83%A8%E8%BF%9E%E6%8E%A5%E5%88%B0%E8%8A%AF%E7%89%87%E6%88%96%E5%B0%81%E8%A3%85%3C%2FSTRONG%3E%3CSTRONG%3E%E5%9F%BA%E6%9D%BF%E4%B8%8A%E7%9A%84%20VDD_PMU%EF%BC%8C%E4%BB%A5%E5%85%81%E8%AE%B8%E5%86%85%E9%83%A8%20DC-DC%20%E8%BD%AC%E6%8D%A2%E5%99%A8%20Lpc55s69jev59%20%E4%BD%BF%E7%94%A8%E9%83%A8%E4%BB%B6%E6%95%B0%E6%8D%AE%E8%A1%A8%E4%B8%AD%E6%8F%8F%E8%BF%B0%E7%9A%84%E5%A4%96%E9%83%A8%E6%BB%A4%E6%B3%A2%E5%85%83%E5%99%A8%E4%BB%B6%EF%BC%8C%E5%9C%A8%3C%2FSTRONG%3E%20VFBGA59%20%E4%B8%AD%E5%AE%8C%E5%85%A8%E8%BF%90%E8%A1%8C%EF%BC%9F%3C%2FP%3E%3CP%3E%E5%85%88%E8%B0%A2%E8%B0%A2%E5%A4%A7%E5%AE%B6%E4%BA%86%EF%BC%81%20%3C%2FP%3E%3C%2FLINGO-BODY%3E