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SOP, TSOP, SSOP and TSSOP |
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m.elsayed 
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Joined: 22 Sep 2016 Status: Offline Points: 205 |
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 Topic: SOP, TSOP, SSOP and TSSOPPosted: 24 Sep 2025 at 5:39pm |
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For this part "SST39VF3201C-70-4I-EKE-T" in this datasheet:
Has a package name of TSOP, however this package is not found in Footprint Expert. What should I do in this case?
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Tom H
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Joined: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5940 |
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Posted: 24 Sep 2025 at 6:30pm |
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TSOP = Thin Small Outline Package
TSOP was created by a the marketing department of a component manufacturer to refer to the low height profile of 1.60 mm. Since this was released years ago, the SOP package Height has changed to 1.20 and then to 1.00 and then to 0.80. Their marketing plan only worked for a couple years. TSOP is really just a metric pin pitch SOP. Manufacturers have referred to the SOP as:
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m.elsayed
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Posted: 24 Sep 2025 at 6:52pm |
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So all these packages (TSOP-SSOP-TSSOP) should be created by SOP in Footprint Expert?
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Tom H
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Joined: 05 Jan 2012 Location: San Diego, CA Status: Offline Points: 5940 |
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Posted: 25 Sep 2025 at 7:23am |
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Yes
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