Reply by lpcmattbrrtt2005 December 19, 20052005-12-19
The first digit subsequent to the date code will be either a "-
", "A", or "B", indicating the revision of the chip.

--- In lpc2000@lpc2..., "lp2000c" <lp2000c@e...> wrote:
>
>
> --- In lpc2000@lpc2..., "philips_apps" <philips_apps@y...>
> wrote:
> >
> > The higher current during active mode is due to an chip failure
on
> the
> > first devices, which have been used to build evaluation boards.
New
> > devices will not draw higher current during active mode on Vbat
but
> > still draw the 15-20 uAs.
> >
> > THIS INFORMATION IS SPECIFIC FOR THE LPC2130 series
> > Power down current on the first devices was measured around 140
uAs,
> > keeping all the RAM intact. Our latest lot with some fixes
brings
> this
> > value down to approx 50 uAs.
>
> How can one tell whether a given chip is one of the "first
devices"
> or "latest lot"? Was the device rev bumped up? Can we tell by
date
> code?
>
> Any ETA on an errata sheet for these devices?
>


An Engineer's Guide to the LPC2100 Series