SA556DAlternatives & Equivalent Parts

SA556D is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About SA556D

SA556D is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Get one quote covering all 4 alternatives for SA556D — response within 24 hours.

Specification Comparison

ParameterSA556DSourceLM556CM/NOPBTLC556IDG4NE556DM20-7820346
ManufacturerSTMicroelectronicsTexas InstrumentsTexas InstrumentsSTMicroelectronicsHarwin
Package TypeOtherSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesHeader, Receptacle - Straight PTH Box
Pin Count141414143
Temperature Range-40.0°C ~ 105.0°C~ 70.0°C-40.0°C ~ 85.0°C~ 70.0°C-40.0°C ~ 105.0°C
Price$0.3281$0.5091$0.8475$0.2700$0.4583
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEOBSOLETEOBSOLETEOBSOLETEACTIVE
Electrical Parameters
YTEOL00009.1
Additional FeatureIT CAN ALSO OPERATE FROM A 15V NOMINAL SUPPLYIT CAN ALSO OPERATE AT 5V OR 15V NOMINALSIT CAN ALSO OPERATE FROM A 15V NOMINAL SUPPLY
Analog IC - Other TypePULSE; RECTANGULARPULSE; RECTANGULARPULSE; RECTANGULARPULSE; RECTANGULAR
JESD-30 CodeR-PDSO-G14R-PDSO-G14R-PDSO-G14R-PDSO-G14
JESD-609 Codee4e3e4e4e3
Number of Functions2222
Output Frequency-Max0.5 MHz1.2 MHz0.5 MHz
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP14,.25SOP14,.25SOP14,.25SOP14,.25
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)16 V16 V15 V16 V
Supply Voltage-Min (Vsup)4.5 V4.5 V2 V4.5 V
Supply Voltage-Nom (Vsup)5 V5 V3 V5 V
Surface MountYESYESYESYES
TechnologyBIPOLARBIPOLARCMOSBIPOLAR
Temperature GradeINDUSTRIALCOMMERCIALINDUSTRIALCOMMERCIAL
Terminal FinishNICKEL PALLADIUM GOLDMATTE TINNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm1.27 mm1.27 mm2.54 mm
Terminal PositionDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)40303030
## SA556D Alternates Showing resultsImage
Pbfree CodeYesYes
Supply Current-Max (Isup)1.2 mA
Reach Compliance CodeCompliant
## NE556D Alternates Showing resultsImage
Body Breadth0.098 inch
Body Depth0.335 inch
Body Length0.3 inch
Body/Shell StyleSOCKET
Connector TypeBOARD CONNECTOR
Contact Finish MatingNOT APPLICABLE
Contact Finish TerminationTin (Sn) - with Nickel (Ni) barrier
Contact GenderFEMALE
Contact MaterialPHOSPHOR BRONZE
Contact PatternRECTANGULAR
Contact Resistance20 mΩ
Contact StyleSQ PIN-SKT
DIN ConformanceNO
Dielectric Withstanding Voltage1000VAC V
Durability300 Cycles
Filter FeatureNO
IEC ConformanceNO
Insulation Resistance1000000000 Ω
Insulator ColorBLACK
Insulator MaterialPOLYAMIDE
MIL ConformanceNO
Mating Contact Pitch0.1 inch
Mixed ContactsNO
Mounting Option 1LOCKING
Mounting StyleSTRAIGHT
Mounting TypeBOARD
Number Of ConnectorsONE
Number Of PCB Rows1
Number of Rows Loaded1
OptionGENERAL PURPOSE
PCB Contact PatternRECTANGULAR
Polarization KeyPOLARIZED HOUSING
Rated Current (Signal)3 A
Reference StandardUL
Terminal Length0.118 inch
Termination TypeSOLDER
Total Number of Contacts3
UL Flammability Code94V-0

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

Need pricing on these alternatives?

Get one quote covering all 4 alternatives for SA556D — response within 24 hours.

Quick Links

LM556CM/NOPB

National Semiconductor Corporation 2 Func, BIPolar, PDSO14

TLC556IDG4by Texas Instruments 2 Func, 1.2MHz,

CMOS, PDSO14

NE556D

suggested

Why Look for Alternatives?

Finding alternatives for SA556D 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 SA556D 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.

Can't Find What You Need?

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FAQ

What is equivalent to SA556D?

Known equivalents for SA556D include LM556CM/NOPB, TLC556IDG4, NE556D. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SA556D?

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 SA556D 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.