LM3S2139-IQC25-A2Alternatives & Equivalent Parts

About LM3S2139-IQC25-A2

LM3S2139-IQC25-A2 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Quad Flat Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM3S2139-IQC25-A2SourceLM3S2139-EQC25-A2LM3S2139-EQC25-A2T
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeQuad Flat PackagesOtherOther
Pin Count100100100
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 105.0°C-40.0°C ~ 105.0°C
Price$22.7502$6.4528$5.8963
StockIn StockIn StockIn Stock
LifecycleNOT RECOMMENDEDOBSOLETEOBSOLETE
Electrical Parameters
Pbfree CodeYesYesYes
YTEOL3.900
Has ADCYESYESYES
Address Bus Width888
Bit Size323232
Boundary ScanYESYESYES
CPU FamilyCORTEX-M3
Clock Frequency-Max25 MHz25 MHz25 MHz
DAC ChannelsNONONO
DMA ChannelsYESYESYES
External Data Bus Width323232
FormatFIXED POINT
Integrated CacheYES
JESD-30 CodeS-PQFP-G100S-PQFP-G100S-PQFP-G100
JESD-609 Codee4e3e3
Low Power ModeYES
Number of I/O Lines565656
Number of Serial I/Os5
Number of Timers3
On Chip Data RAM Width8
On Chip Program ROM Width888
PWM ChannelsYESYESYES
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeQFP100,.63SQ,20QFP100,.63SQ,20QFP100,.63SQ,20
Package ShapeSQUARESQUARESQUARE
Package StyleFLATPACKFLATPACKFLATPACK
Peak Reflow Temperature (Cel)260
Qualification StatusNot QualifiedNot QualifiedNot Qualified
RAM (bytes)163841638416384
ROM (words)655366553665536
ROM ProgrammabilityFLASHFLASHFLASH
Speed25 MHz25 MHz25 MHz
Supply Voltage-Max2.75 V2.75 V2.75 V
Supply Voltage-Min2.5 V2.5 V2.5 V
Supply Voltage-Nom2.5 V2.5 V2.5 V
Surface MountYESYESYES
TechnologyCMOSCMOSCMOS
Temperature GradeINDUSTRIALINDUSTRIALINDUSTRIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)TINTIN
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch0.5 mm0.5 mm0.5 mm
Terminal PositionQUADQUADQUAD
Time@Peak Reflow Temperature-Max (s)30
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISCMICROCONTROLLER, RISCMICROCONTROLLER, RISC

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 2 alternatives for LM3S2139-IQC25-A2 — response within 24 hours.

Quick Links

LM3S2139-EQC25-A2by Texas Instruments

RISC Microcontroller, 32-Bit, FLASH, 25MHz, CMOS, PQFP100

LM3S2139-EQC25-A2Tby Texas Instruments

RISC Microcontroller, 32-Bit, FLASH, 25MHz, CMOS, PQFP100

Why Look for Alternatives?

Finding alternatives for LM3S2139-IQC25-A2 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 LM3S2139-IQC25-A2 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 LM3S2139-IQC25-A2?

Known equivalents for LM3S2139-IQC25-A2 include LM3S2139-EQC25-A2, LM3S2139-EQC25-A2T. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM3S2139-IQC25-A2?

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 LM3S2139-IQC25-A2 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.