EEVblog #265 - Philips PM6672 Timer Counter Teardown

http://eevblog.com/files/PM6672-Service-Manual.pdf http://eevblog.com/files/PhilipsPM6673-76-Service-Manual.pdf PHOTOS: http://www.flickr.com/photos/eevblog/sets/72157629731591013/ The first of the new regular segment on the EEVblog - Teardown Tuesday. Dave cracks open the Philips PM6672 1GHz Timer Counter, and more interestingly, the PM9690 10MHz oven stabilised reference crystal oscillator. Теги: Philips,PM6672,PM6671,PM6670,PM9690,Timer,frequency,Counter,pwm,duty,cycle,period,measurement,counting,reciprocal,schematic,teardown,pcb,processor,power,supply,crystal,oven,stabilised,oscillator

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