PN5190B2 RXP and RXN push-pull configuration

取消
显示结果 
显示  仅  | 搜索替代 
您的意思是: 
已解决

PN5190B2 RXP and RXN push-pull configuration

跳至解决方案
2,215 次查看
Fion
Contributor I

Hi,

In PN5190B2 datasheet Figure 29. push-pull configuration,RXP connect to TX1 with C R and L,but in SPF-X-PNEV5190B_A1 (page7),RXP connect to TX2 with C and R, so which TX should RXP connect with?

0 项奖励
回复
1 解答
2,188 次查看
KaiLi
NXP TechSupport
NXP TechSupport

Hello @Fion 

This is a symmetrical design, RXN can be connected to TX1 or TX2, and the same goes for RXP. You can refer to the Demo design.

 

在原帖中查看解决方案

0 项奖励
回复
2 回复数
2,189 次查看
KaiLi
NXP TechSupport
NXP TechSupport

Hello @Fion 

This is a symmetrical design, RXN can be connected to TX1 or TX2, and the same goes for RXP. You can refer to the Demo design.

 

0 项奖励
回复
2,052 次查看
Fion
Contributor I

Hi Kelly,

Another question, PN5190B2HN VFLGA40 footprint have 4 thermal pad in the corner, what should i do? connnect with GND or left float? Many thanks.

VFLGA40.png

0 项奖励
回复
%3CLINGO-SUB%20id%3D%22lingo-sub-1869406%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3EPN5190B2%20RXP%20%E5%92%8C%20RXN%20%E6%8E%A8%E6%8C%BD%E9%85%8D%E7%BD%AE%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1869406%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3EHi%2C%3C%2FP%3E%3CP%3E%E5%9C%A8%20PN5190B2%20%E6%95%B0%E6%8D%AE%E8%A1%A8%E4%B8%AD%E5%9B%BE%2029%E3%80%82%E6%8E%A8%E6%8C%BD%E9%85%8D%E7%BD%AE%EF%BC%8CRXP%20%E9%80%9A%E8%BF%87%20CR%20%E5%92%8C%20L%20%E8%BF%9E%E6%8E%A5%E5%88%B0%20TX1%EF%BC%8C%E4%BD%86%E5%9C%A8%3CSPAN%3ESPF-X-PNEV5190B_A1%EF%BC%88%E7%AC%AC%207%20%E9%A1%B5%EF%BC%89%E4%B8%AD%EF%BC%8CRXP%20%E9%80%9A%E8%BF%87%20C%20%E5%92%8C%20R%20%E8%BF%9E%E6%8E%A5%E5%88%B0%20TX2%EF%BC%8C%E9%82%A3%E4%B9%88%20RXP%20%E5%BA%94%E8%AF%A5%E8%BF%9E%E6%8E%A5%E5%88%B0%E5%93%AA%E4%B8%AA%20TX%EF%BC%9F%3C%2FSPAN%3E%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-1909394%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%E5%9B%9E%E5%A4%8D%EF%BC%9APN5190B2%20RXP%20%E5%92%8C%20RXN%20%E6%8E%A8%E6%8C%BD%E9%85%8D%E7%BD%AE%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1909394%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3E%E5%97%A8%EF%BC%8C%E5%87%AF%E5%88%A9%EF%BC%8C%3C%2FP%3E%3CP%3E%E8%BF%98%E6%9C%89%E4%B8%80%E4%B8%AA%E9%97%AE%E9%A2%98%EF%BC%8CPN5190B2HN%20VFLGA40%20%E5%B0%81%E8%A3%85%E5%9C%A8%E8%A7%92%E8%90%BD%E6%9C%89%204%20%E4%B8%AA%E5%AF%BC%E7%83%AD%E5%9E%AB%EF%BC%8C%E6%88%91%E8%AF%A5%E6%80%8E%E4%B9%88%E5%8A%9E%EF%BC%9F%E8%BF%9E%E6%8E%A5%E5%88%B0%20GND%20%E8%BF%98%E6%98%AF%E6%82%AC%E7%A9%BA%EF%BC%9F%E9%9D%9E%E5%B8%B8%E6%84%9F%E8%B0%A2%E3%80%82%3C%2FP%3E%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-inline%22%20image-alt%3D%22VFLGA40.png%22%20style%3D%22width%3A%20333px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22VFLGA40.png%22%20style%3D%22width%3A%20333px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F288688iBC6F4210E536B715%2Fimage-dimensions%2F333x312%3Fv%3Dv2%22%20width%3D%22333%22%20height%3D%22312%22%20role%3D%22button%22%20title%3D%22VFLGA40.png%22%20alt%3D%22VFLGA40.png%22%20%2F%3E%3C%2Fspan%3E%3C%2FSPAN%3E%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-1870242%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%E5%9B%9E%E5%A4%8D%EF%BC%9APN5190B2%20RXP%20%E5%92%8C%20RXN%20%E6%8E%A8%E6%8C%BD%E9%85%8D%E7%BD%AE%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-1870242%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3E%E4%BD%A0%E5%A5%BD%3CA%20href%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fuser%2Fviewprofilepage%2Fuser-id%2F233853%22%20target%3D%22_blank%22%3E%40Fion%3C%2FA%3E%3C%2FP%3E%0A%3CP%3E%E8%BF%99%E6%98%AF%E4%B8%80%E4%B8%AA%E5%AF%B9%E7%A7%B0%E8%AE%BE%E8%AE%A1%EF%BC%8CRXN%20%E5%8F%AF%E4%BB%A5%E8%BF%9E%E6%8E%A5%E5%88%B0%20TX1%20%E6%88%96%20TX2%EF%BC%8CRXP%20%E4%B9%9F%E6%98%AF%E5%A6%82%E6%AD%A4%E3%80%82%E5%8F%AF%E4%BB%A5%E5%8F%82%E8%80%83Demo%E8%AE%BE%E8%AE%A1%E3%80%82%3C%2FP%3E%0A%3CBR%20%2F%3E%3C%2FLINGO-BODY%3E