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 SUPPLY—IT 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 MHz—1.2 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 Code——Yes—Yes
Supply Current-Max (Isup)——1.2 mA——
Reach Compliance Code———Compliant—
## NE556D Alternates Showing results———Image—
Body Breadth————0.098 inch
Body Depth————0.335 inch
Body Length————0.3 inch
Body/Shell Style————SOCKET
Connector Type————BOARD CONNECTOR
Contact Finish Mating————NOT APPLICABLE
Contact Finish Termination————Tin (Sn) - with Nickel (Ni) barrier
Contact Gender————FEMALE
Contact Material————PHOSPHOR BRONZE
Contact Pattern————RECTANGULAR
Contact Resistance————20 mΩ
Contact Style————SQ PIN-SKT
DIN Conformance————NO
Dielectric Withstanding Voltage————1000VAC V
Durability————300 Cycles
Filter Feature————NO
IEC Conformance————NO
Insulation Resistance————1000000000 Ω
Insulator Color————BLACK
Insulator Material————POLYAMIDE
MIL Conformance————NO
Mating Contact Pitch————0.1 inch
Mixed Contacts————NO
Mounting Option 1————LOCKING
Mounting Style————STRAIGHT
Mounting Type————BOARD
Number Of Connectors————ONE
Number Of PCB Rows————1
Number of Rows Loaded————1
Option————GENERAL PURPOSE
PCB Contact Pattern————RECTANGULAR
Polarization Key————POLARIZED HOUSING
Rated Current (Signal)————3 A
Reference Standard————UL
Terminal Length————0.118 inch
Termination Type————SOLDER
Total Number of Contacts————3
UL Flammability Code————94V-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.

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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.