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  1. RoGeorge

    Old russian prescaler chips 193IE1 and 193IE4

    Made in former USSR, 25 years ago (1987): All I have about them is this: I don't speak russian and I couldn't find anything about these two IC's on the Internet. No datasheet, no application notes, no schematics, no cross reference parts, nothing. Does anybody know, please, where I...
  2. RoGeorge

    Why NDA (Non Disclosure Agreement)?

    Many companies produce MCU's (Micro Controller Unit), especially in SoC (System on a Chip), but they are not selling these chips without a NDA (Non Disclosure Agreement) with the beneficiary. Usually, these chips are for mass production (like phone or tablet MCU's), still, they are not custom...

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