SA556NE4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock

SA556NE4 is a dual precision timer IC from Texas Instruments, featuring two independent 555-type timers in a 14-pin DIP package with 15V supply compatibility. Available in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
SA556NE4Dual-In-Line Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Dual-In-Line Packages
Pin Count
14
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of SA556NE4?

  • Dual independent 555-type precision timers in a single 14-pin DIP package
  • Compatible with both 5V and 15V nominal supply voltages for flexible system integration
  • Supports both monostable and astable operation modes for pulse and rectangular waveform generation
  • Plastic/epoxy DIP-14 package (0.3" pitch) for easy through-hole PCB assembly
  • Pb-free (RoHS compliant) construction meeting JESD-609 e4 requirements

What is SA556NE4 used for?

The SA556NE4 dual precision timer is widely used in industrial timing circuits, pulse generation, and sequential control applications where two independent timer channels are required in a compact footprint. It is suitable for oscillator circuits, missing-pulse detection, and time-delay generation in automotive, instrumentation, and general-purpose electronic systems. Its dual-channel design simplifies PCB layout and reduces component count in designs requiring multiple timing functions.

What are the specifications of SA556NE4?

YTEOL0
Pbfree CodeYes
Additional FeatureCAN ALSO OPERATE FROM A 15V NOMINAL SUPPLY
Analog IC - Other TypePULSE; RECTANGULAR
JESD-30 CodeR-PDIP-T14
JESD-609 Codee4
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeDIP14,.3
Package ShapeRECTANGULAR
Package StyleIN-LINE
Qualification StatusNot Qualified
Supply Current-Max (Isup)30mA
Supply Voltage-Max (Vsup)16V
Supply Voltage-Min (Vsup)4.5V
Supply Voltage-Nom (Vsup)5V
Surface MountNO
TechnologyBIPOLAR
Temperature GradeINDUSTRIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormTHROUGH-HOLE
Terminal Pitch2.54mm
Terminal PositionDUAL
PackageDual-In-Line Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
ECCNEAR99
HTS Code8542.39.00.60
Country of OriginMexico

Where can I find the SA556NE4 datasheet?

SA556NE4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SA556NE4?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

Can SA556NE4 replace two separate 555 timers in a timing circuit?

Yes. SA556NE4 integrates 2 independent 555-type timer sections, helping designers reduce part count when two pulse, delay, or oscillator functions are needed.

Which supply condition should be checked before using SA556NE4 in legacy equipment?

The fetched specification notes operation from a 15V nominal supply, so it is a useful candidate for older control boards built around higher-voltage timer rails.

How does the DIP format affect repair or low-volume assembly decisions?

SA556NE4 uses a 14-pin DIP package, which is convenient for socketed prototypes, through-hole repair work, and low-volume boards that avoid fine-pitch SMT assembly.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
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pcs

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy