Lpc2000

--- In lpc2000@yahoogroups.com, "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?