Hmm, I am not sure I get it. I have used an MCP79410 in another project and= it=20 has worked fine for me.=20 /Ruben > > I also need an RTC and was planning to keep it alive with backup power > directly from > > the battery while the rest of the circuit is off. >=20 > You may want to think about the contents of this forum thread before usin= g a > microchip one ... >=20 > http://www.microchip.com/forums/tm.aspx?m=3D701149&high=3D >=20 >=20 > This updated data sheet appeared on the recently released data sheets > overnight ... >=20 > http://ww1.microchip.com/downloads/en/DeviceDoc/25010E.pdf >=20 >=20 > --=20 > Scanned by iCritical. >=20 > --=20 > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D Ruben J=F6nsson AB Liros Electronic Box 9124 200 39 Malm=F6 Sweden www.liros.se Tel +46 40142078 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .