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19.11 Electric Characteristic Differences Between Mask ROM and Flash Memory Ver-
sion Microcomputers
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.
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19. Usage Notes
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