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NEO-BUF, Eagle and half-vias
I'm trying to make my own NEO-BUF using TSSOP20 because my eyes can't handle QFN anymore. The story so far... NEO-BUF has a 0.8mm pitch. I used square pads with a diameter of 0.6mm and a drill of 0.3mm. The outline in the dimension layer is 0mil and it is positioned in the center of the hole...- gorgyrip
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- Replies: 8
- Forum: Neo-Geo MVS and AES
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MV-1A repair questions
Hi. I managed to get the board to boot the neodiag bios. Now i'm having the 3 following problems (among others): 1. backup sram is missing. In an online picture i can see that the sram is LH52B256N-70LL. Can i replace it with HSRM20256LM. I xould't find a datasheet, but on console5 it says it's...- gorgyrip
- Thread
- Replies: 9
- Forum: Neo-Geo MVS and AES