S32K344: VOH and VOL Min & Max Value for IO Pins

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S32K344: VOH and VOL Min & Max Value for IO Pins

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Purushothaman
Contributor I

Hi Team,

We are using S32K344 MCU. VOH, VOL Min & Max Value for IO Pin is not available in datasheet.
Please provide the same.

Only VIH & VIL min max details are there. 

Purushothaman_0-1727946565293.png

 

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davidtosenovjan
NXP TechSupport
NXP TechSupport

Apparently you can use it this way.

View solution in original post

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Purushothaman
Contributor I

Noted!

Instead of considering Min/Max of the VOH/VOL , I can Consider this Typical VOH/VOL for my analysis,
VOH >= VDD_HV_A/B - 0.7V
 VOL <= 0.7V

Is I am Correct ? Please confirm

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davidtosenovjan
NXP TechSupport
NXP TechSupport

Apparently you can use it this way.

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Purushothaman
Contributor I
Okay thanks!
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davidtosenovjan
NXP TechSupport
NXP TechSupport

VOH/VOL is indirectly stated within IOH and IOL specification as condition for this current measurement.

For instance for IOH_33 condition is VOH >= VDD_HV_A/B - 0.7V

V-I characteristic of the output pad can be estimated by linear approximation between points and <IOH_33; VDD_HV_A/B - 0.7V> and <0mA ; VDD_HV_A/B>.

The same way IOL_33 condition is VOL <= 0.7V.
It implies V-I characteristic as < IOL_33 ; 0.7V > and < 0mA ; 0V >

You may either estimate V-I characteristic as I described above or use IBIS simulation model.

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