CPU Duke (@duke_cpu) 's Twitter Profile
CPU Duke

@duke_cpu

CPU collector and enthusiast. Microscopy of vintage microelectronics, x86 and more. Please visit also my Instagram, TikTok, and YouTube channel for more…

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calendar_today19-12-2021 14:06:53

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CPU Duke
@duke_cpu

a month ago

It’s a #RF chip! The #NationalSemiconductor LMX2331 is a Low Power Dual Frequency Synthesizer for RF Personal Communications. I found it embedded in #Nokia‘s 1620 mobile phone. The chip has two #silicondoodles showing the role of the IC in telecommunication devices.

It’s a #RF chip! The #NationalSemiconductor LMX2331 is a Low Power Dual Frequency Synthesizer for RF Personal Communications. I found it embedded in #Nokia‘s 1620 mobile phone. The chip has two #silicondoodles showing the role of the IC in telecommunication devices.