Splet26. feb. 2024 · Find many great new & used options and get the best deals for Spectrum ZXMUX PCF1306P ZX8401 AMSTRAD 40058 multiplexer replacement at the best online prices at eBay! Free delivery for many products. SpletPCF1306P, PCF1311D, PCF1312D datasheet.Selling leads from all over the world, Seekic is the world's biggest IC trading marketplace on the internet. We offer finest suppliers for PCF1306P, PCF1311D, PCF1312D you can also download the datasheet for PCF1306P, PCF1311D, PCF1312D.
Spectrum ZXMUX PCF1306P ZX8401 AMSTRAD 40058 …
Splet28. jun. 2024 · Explanation is: "RAM test showed problems in low memory. I tested some chips but there were ok. I tested PCF1306P, ROM y Z-80 chips but there also were ok.Finally, I found that the scope showed some ac signal in the +12v. C44 capacitor was not working well. After C44 changed, Spectrum started well. I decided to change some electrolytic … SpletPCF80C31BH-2-12P, PCF80C31BH, PCF80C31-3, PCF8074T, PCF8074AT, PCF80552-5 Electronic Components,Buy electronic components,electronic parts,electronic supplies motels at gold coast
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Splet26. maj 2024 · Unfortunately the issue 6A boards sometimes suffer from faulty IC27 chips (this is part number PCF1306P, but also labelled/known as ZX8401 or the Amstrad part number 40058). This is the custom multiplexer chip that interfaces the Z80A address lines to the DRAM address lines. Splet1 suppliers found worldwide for: PCF1306P. New feature: You can now send RFQs to multiple suppliers at once. Select all the parts below and the list of suppliers will populate … Splet26. feb. 2024 · Find many great new & used options and get the best deals for Spectrum ZXMUX PCF1306P ZX8401 AMSTRAD 40058 multiplexer replacement at the best online prices at eBay! Free shipping for many products! mining metallurgy \\u0026 exploration