Datasheet
3.5 Result of exceeding a rating
40
30
20
10
0
Measured characteristic
Operating rating
Failures in time (ppm)
The likelihood of permanent chip failure increases rapidly as
soon as a characteristic begins to exceed one of its operating ratings.
3.6 Relationship between ratings and operating requirements
–∞
- No permanent failure
- Correct operation
Normal operating range
Fatal range
Expected permanent failure
Fatal range
Expected permanent failure
∞
Operating rating (max.)
Operating requirement (max.)
Operating requirement (min.)
Operating rating (min.)
Operating (power on)
Degraded operating range
Degraded operating range
–∞
No permanent failure
Handling range
Fatal range
Expected permanent failure
Fatal range
Expected permanent failure
∞
Handling rating (max.)
Handling rating (min.)
Handling (power off)
- No permanent failure
- Possible decreased life
- Possible incorrect operation
- No permanent failure
- Possible decreased life
- Possible incorrect operation
3.7 Guidelines for ratings and operating requirements
Follow these guidelines for ratings and operating requirements:
• Never exceed any of the chip’s ratings.
Terminology and guidelines
K60 Sub-Family, Rev5, 10/2013.
8 Freescale Semiconductor, Inc.
