[time-nuts] tyco electronics A1025

Francesco Messineo francesco.messineo at gmail.com
Mon Dec 15 15:19:12 EST 2014


I reply to myself,

On Mon, Dec 15, 2014 at 2:41 PM, Francesco Messineo
<francesco.messineo at gmail.com> wrote:
>
>
> I've found a couple of articles saying the A1025 indeed has PPS output
> as I suspected. However, none of them reports any hint about the
> pinout of this module.
> The module itself is soldered on a small daughter board, so I can't
> look on the other side for possible part numbers other than the tyco
> electronics one.
> The daughter board has some transistors, passives, a 74HC14 and a
> small component, probably a power supply regulator that I can't
> identify. It's a microchip part marked CS05351CK (CS0535 1CK in two
> rows).

I identified this component, it's an MCP1700 LDO 3.3V  voltage
regulator in SOT-89 package.
So now I can power the board, connect an antenna and scope signals.

It should be "easy" now.

Best regards

Frank


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