[time-nuts] Got 60HZ?
Max Robinson
max at maxsmusicplace.com
Sat Dec 11 03:02:20 UTC 2010
I'm sure everyone remembers the little 8 pin chip that derived 60 Hz from a
standard NTSC color burst crystal. As I recall there was a companion chip
that would derive 60 Hz from a 5MHz crystal. I have no idea if it is still
available.
Regards.
Max. K 4 O D S.
Email: max at maxsmusicplace.com
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----- Original Message -----
From: "Chris Albertson" <albertson.chris at gmail.com>
To: "Discussion of precise time and frequency measurement"
<time-nuts at febo.com>
Sent: Friday, December 10, 2010 12:53 AM
Subject: Re: [time-nuts] Got 60HZ?
> On Thu, Dec 9, 2010 at 4:19 PM, Michael Poulos <poulosmd at gmail.com> wrote:
>
>
>> The chip number is a C8051T602.It's actually a tiny printed circuit card
>> in
>> a DIP chip pinout format..... Anyone know of a microcontroller that'll
>> take the
>> raw sinewave from a Ru movement?
>
> The C8051T602 is a micro controller. 8051 is a very common part.
> If it did a divide by ten function it was because it was loaded with
> software.
> --
> =====
> Chris Albertson
> Redondo Beach, California
>
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