SN74ALS540DWRAlternatives & Equivalent Parts

About SN74ALS540DWR

SN74ALS540DWR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterSN74ALS540DWRSourceSN74HC540NSN74LVC540APWRE4TLV7034PWRTLV9034PWRSTTH112UFYSN74ALS540NSRG4
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsSTMicroelectronicsTexas Instruments
Package TypeSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesDiodes MouldedSmall Outline Packages
Pin Count20201414220
Temperature Range~ 70.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 175.0°C~ 70.0°C
Price$1.3400$0.4960$0.1914$0.7343$0.8070$1.6269
Electrical Parameters
Pbfree CodeYesYesYesYes
YTEOL151515156.260
Additional FeatureWITH DUAL OUTPUT ENABLEWITH DUAL OUTPUT ENABLEFREE WHEELING DIODEWITH DUAL OUTPUT ENABLE
Control TypeENABLE LOWENABLE LOWENABLE LOW
Count DirectionUNIDIRECTIONALUNIDIRECTIONALUNIDIRECTIONAL
FamilyALSLVC/LCX/ZALS
JESD-30 CodeR-PDSO-G20R-PDSO-G20R-PDSO-G14R-PDSO-G14R-PDSO-F2R-PDSO-G20
JESD-609 Codee4e4e4e4e3e4
Load Capacitance (CL)50 pF50 pF50 pF
Logic IC TypeBUS DRIVERBUS DRIVERBUS DRIVER
Max I(ol)0.024 A0.024 A0.024 A
Number of Bits888
Number of Functions88441
Number of Ports222
Output Characteristics3-STATE3-STATE3-STATE
Output PolarityINVERTEDINVERTEDINVERTED
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP20,.4TSSOP20,.25TSSOP14,.25TSSOP14,.25SOP20,.3
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINESMALL OUTLINE
Packing MethodTR, 13 INCHTRTRTRTR
Peak Reflow Temperature (Cel)260260260260260260
Power Supply Current-Max (ICC)25 mA0.01 mA25 mA
Prop. Delay@Nom-Sup12 ns5.3 ns12 ns
Propagation Delay (tpd)12 ns16.4 ns12 ns
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Screening LevelMIL-PRF-38535
Supply Voltage-Max (Vsup)5.5 V3.6 V5.5 V
Supply Voltage-Min (Vsup)4.5 V1.65 V4.5 V
Supply Voltage-Nom (Vsup)5 V3.3 V1.8 V5 V5 V
Surface MountYESYESYESYESYESYES
TechnologyTTLCMOSTTL
Temperature GradeCOMMERCIALAUTOMOTIVEAUTOMOTIVEAUTOMOTIVECOMMERCIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn) - annealedNICKEL PALLADIUM GOLD
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGFLATGULL WING
Terminal Pitch1.27 mm0.65 mm0.65 mm0.65 mm1.27 mm
Terminal PositionDUALDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)303030303030
## SN74ALS540DWR Alternates Showing resultsImage
## SN74LVC540APWRE4 Alternates Showing resultsImage
Date Of Intro2020-09-03
Amplifier TypeCOMPARATORCOMPARATOR
Average Bias Current-Max (IIB)0.000002 µA
Bias Current-Max (IIB) @25C0.000002 µA0.000005 µA
Input Offset Voltage-Max8000 µV1500 µV
Output TypePUSH-PULLPUSH-PULL
Response Time-Nom3000 ns115 ns
Supply Current-Max0.003 mA0.14 mA
Supply Voltage Limit-Max7 V6 V
## TLV9034PWR Alternates Showing resultsImage
Factory Lead Time15 Weeks
ApplicationULTRA FAST RECOVERY
ConfigurationSINGLE
Diode Element MaterialSILICON
Diode TypeRECTIFIER DIODE
Forward Voltage-Max (VF)1.9 V
Non-rep Pk Forward Current-Max18 A
Number of Elements1
Number of Phases1
Output Current-Max1 A
Reference StandardAEC-Q101
Rep Pk Reverse Voltage-Max1200 V
Reverse Current-Max5 µA
Reverse Recovery Time-Max0.075 µs
Reverse Test Voltage1200 V

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

Quick Links

SN74ALS540NSRG4by Texas Instruments

Bus Driver, ALS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDSO20

Why Look for Alternatives?

Finding alternatives for SN74ALS540DWR 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 SN74ALS540DWR 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?

Our sourcing team can help find compatible alternatives for SN74ALS540DWR. Get expert recommendations within 24 hours.

Request Alternatives for SN74ALS540DWR

FAQ

What is equivalent to SN74ALS540DWR?

Known equivalents for SN74ALS540DWR include SN74HC540N, SN74LVC540APWRE4, TLV7034PWR. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SN74ALS540DWR?

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 SN74ALS540DWR 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.