M16C29 Datasheet, PDF (470/499 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/Tiny SERIES

M16C/29 Group
22. Usage Notes
22.13 Electric Characteristic Differences Between Mask ROM
and Flash Memory Version
Flash memory version and mask ROM version may have different characteristics, operating margin, noise
tolerated dose, noise width dose in electrical characteristics due to internal ROM, different layout pattern,
etc. When switching to the mask ROM version, conduct equivalent tests as system evaluation tests con-
ducted in the flash memory version.
Rev. 1.12 Mar.30, 2007 ^{page 446} of 458
REJ09B0101-0112