ST4SI2M0021TPIFWAlternatives & Equivalent Parts

About ST4SI2M0021TPIFW

ST4SI2M0021TPIFW is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterST4SI2M0021TPIFWSourceST4SI2M0020TPIFWST4SI2M0004TPIFWST4SI2M0007AKIFW
ManufacturerSTMicroelectronicsSTMicroelectronicsSTMicroelectronicsSTMicroelectronics
Package TypeSmall Outline No-leadSmall Outline No-leadSmall Outline No-leadSmall Outline No-lead
Pin Count9999
Temperature Range-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C
Price$2.1030$2.2259$4.1865—
StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEOBSOLETEACTIVE UNCONFIRMED
Electrical Parameters
Factory Lead Time12 Weeks—12 Weeks—
JESD-30 CodeR-PDSO-N8R-PDSO-N8R-PDSO-N8R-PDSO-N8
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOLCC8,.25SOLCC8,.25SOLCC8,.25SOLCC8,.25
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Surface MountYESYESYESYES
TechnologyCMOSCMOSCMOSCMOS
Terminal FormNO LEADNO LEADNO LEADNO LEAD
Terminal Pitch1.27 mm1.27 mm1.27 mm1.27 mm
Terminal PositionDUALDUALDUALDUAL
uPs/uCs/Peripheral ICs TypeCRYPTOGRAPHIC AUTHENTICATORCRYPTOGRAPHIC AUTHENTICATORCRYPTOGRAPHIC AUTHENTICATORCRYPTOGRAPHIC AUTHENTICATOR
Peak Reflow Temperature (Cel)—260——
Terminal Finish—Nickel/Palladium/Gold (Ni/Pd/Au)——
YTEOL——0—

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 3 alternatives for ST4SI2M0021TPIFW — response within 24 hours.

Quick Links

ST4SI2M0020TPIFWby STMicroelectronics

ST4SI2M0020TPIFW

ST4SI2M0004TPIFWby STMicroelectronics

CMOS, PDSO8

ST4SI2M0007AKIFWby STMicroelectronics

CMOS, PDSO8

Why Look for Alternatives?

Finding alternatives for ST4SI2M0021TPIFW is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating ST4SI2M0021TPIFW replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to ST4SI2M0021TPIFW?

Known equivalents for ST4SI2M0021TPIFW include ST4SI2M0020TPIFW, ST4SI2M0004TPIFW, ST4SI2M0007AKIFW. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ST4SI2M0021TPIFW?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify ST4SI2M0021TPIFW alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.