8mm x 5mm x 4mm

 

Ceramic resonator with internal caps. Manufactured by Panasonic. 5MHz.

 

Thanks. I think it came out of a TV Remote.
That seems like an accurate description.
Any idea where I can find the data sheet?

 

Hello,

@JohnInTX , it more looks like matsushita.
Here I found a 4 MHZ version on ebay:
https://www.ebay.com/c/1400266871

Bertus

 

Any idea where I can find the data sheet?

Yup.
@bertus Matsushita is (was?) the parent of Panasonic. The logo was 'M' but these were marketed under Panasonic. Go figure..

 

Yup.
@bertus Matsushita is (was?) the parent of Panasonic. The logo was 'M' but these were marketed under Panasonic. Go figure..

Thanks for the DS. Numbering is confusing, but at least I have a starting point. Maybe I'll dream up a circuit for it - just because I can.

Thanks all.

 

Maybe I'll dream up a circuit for it - just because I can.

They work well as a cheaper, more rugged alternative to crystals on PICs. Specify HS as the oscillator type.