MCF51JF128 Просмотр технического описания (PDF) - Freescale Semiconductor
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MCF51JF128 Datasheet PDF : 73 Pages
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Terminology and guidelines
3.4.1 Example
This is an example of an operating rating:
Symbol
VDD
Description
1.0 V core supply
voltage
Min.
–0.3
Max.
1.2
Unit
V
3.5 Result of exceeding a rating
40
30
20
The likelihood of permanent chip failure increases rapidly as
soon as a characteristic begins to exceed one of its operating ratings.
10
0
Measured characteristic
Operating rating
3.6 Relationship between ratings and operating requirements
Operating or handling rating (min.)
Operating requirement (min.)
Operating requirement (max.)
Operating or handling rating (max.)
Fatal
range
- Probable permanent failure
Limited
operating
range
- No permanent failure
- Possible decreased life
- Possible incorrect operation
Normal
operating
range
- No permanent failure
- Correct operation
Limited
operating
range
- No permanent failure
- Possible decreased life
- Possible incorrect operation
Fatal
range
- Probable permanent failure
Handling range
- No permanent failure
–∞
∞
3.7 Guidelines for ratings and operating requirements
Follow these guidelines for ratings and operating requirements:
• Never exceed any of the chip’s ratings.
MCF51JF128 Data Sheet, Rev. 6, 01/2012.
6
Freescale Semiconductor, Inc.
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