ST Microelectronics ST62E25F1

data_sheet (PDF) device CDIP-28 package

programming best with SMS Sprint expert with TOP40DIP (the device has to be placed in the opposite direction), Dataio sprint Optima, Dataio Sprint Dual

https://www.ebay.fr/itm/185177298164 available from ebay

https://www.ebay.fr/itm/126016623545 smd version available from ebay

applications

sound melody with the ST62T25 µC (E.Quagliozzi Electronique Radio-Plans)

st6 µC family

ST62 Data book