SN74LS290NAlternatives & Equivalent Parts

SN74LS290N is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About SN74LS290N

SN74LS290N is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Need pricing on these alternatives?

Get one quote covering all 4 alternatives for SN74LS290N — response within 24 hours.

Specification Comparison

ParameterSN74LS290NSourceACH-20.000MHZ-EKCD74HC74EE4CD74HCT10EE474HCT393N
ManufacturerTexas InstrumentsABRACONTexas InstrumentsTexas InstrumentsNexperia
Package TypeDual-In-Line PackagesOtherDual-In-Line PackagesDual-In-Line PackagesDual-In-Line Packages
Pin Count144141414
Temperature Range~ 70.0°C-20.0°C ~ 70.0°C-55.0°C ~ 125.0°C-55.0°C ~ 125.0°C
Price$1.9500$1.6100$0.2870$0.2895$0.4163
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEOBSOLETE
Electrical Parameters
Pbfree CodeNoYesYesYes
Reach Compliance CodeNot CompliantCompliant
YTEOL05.44150
Additional FeatureDIVIDE BY 2 AND DIVIDE BY 5 FUNCTIONSTRI-STATE; ENABLE/DISABLE FUNCTION
Count DirectionUP
FamilyLSHC/UHHCT
JESD-30 CodeR-PDIP-T14R-PDIP-T14R-PDIP-T14
Load Capacitance (CL)15 pF50 pF50 pF
Load/Preset InputYES
Logic IC TypeDECADE COUNTERD FLIP-FLOPNAND GATE
Max Frequency@Nom-Sup32000000 Hz20000000 Hz
Max I(ol)0.016 A0.0052 A0.004 A
Mode of OperationASYNCHRONOUS
Number of Bits31
Number of Functions223
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeDIP14,.3DIP14,.3DIP14,.3
Package ShapeRECTANGULARRECTANGULARRECTANGULAR
Package StyleIN-LINEIN-LINEIN-LINE
Peak Reflow Temperature (Cel)NOT SPECIFIED
Power Supply Current-Max (ICC)15 mA0.04 mA50 mA
Prop. Delay@Nom-Sup35 ns53 ns36 ns
Propagation Delay (tpd)35 ns265 ns36 ns
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)5.25 V6 V5.5 V
Supply Voltage-Min (Vsup)4.75 V2 V4.5 V
Supply Voltage-Nom (Vsup)5 V4.5 V5 V
Surface MountNONONONO
TechnologyTTLHCMOSCMOSCMOS
Temperature GradeCOMMERCIALMILITARYMILITARY
Terminal FormTHROUGH-HOLETHROUGH-HOLETHROUGH-HOLE
Terminal Pitch2.54 mm2.54 mm2.54 mm
Terminal PositionDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED
Trigger TypeNEGATIVE EDGEPOSITIVE EDGE
fmax-Min32 MHz28 MHz
## SN74LS290N Alternates Showing resultsImage
Factory Lead Time20 Weeks
Fall Time-Max10 ns
Frequency Adjustment-MechanicalNO
Frequency Stability30%
Mounting FeatureTHROUGH HOLE MOUNT
Operating Frequency-Nom20 MHz
Oscillator TypeHCMOS/TTL
Output Load10 TTL, 15 pF
Physical Dimension12.7mm x 12.7mm x 6.39mm
Rise Time-Max10 ns
Supply Current-Max30 mA
Supply Voltage-Max5.5 V
Supply Voltage-Min4.5 V
Supply Voltage-Nom5 V
Symmetry-Max55/45 %
JESD-609 Codee4e4
Output PolarityCOMPLEMENTARY
Packing MethodTUBETUBE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)NICKEL PALLADIUM GOLD
## CD74HC74EE4 Alternates Showing resultsImage
Number of Inputs3
Schmitt TriggerNO
## CD74HCT10EE4 Alternates Showing resultsImage

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 SN74LS290N — response within 24 hours.

Quick Links

Why Look for Alternatives?

Finding alternatives for SN74LS290N 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 SN74LS290N 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 SN74LS290N?

Known equivalents for SN74LS290N include ACH-20.000MHZ-EK, CD74HC74EE4, CD74HCT10EE4. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SN74LS290N?

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 SN74LS290N 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.