ISO1540DAlternatives & Equivalent Parts

ISO1540D is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About ISO1540D

ISO1540D 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.

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Get one quote covering all 7 alternatives for ISO1540D — response within 24 hours.

Specification Comparison

ParameterISO1540DSourceSTM8S005C6T6STM8S005K6T6CTRSN74HC166PWSN74HC595PWSMD100F-2ISO1540DRISO1540QDRQ1
ManufacturerTexas InstrumentsSTMicroelectronicsSTMicroelectronicsTexas InstrumentsTexas InstrumentsTE ConnectivityTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesQuad Flat PackagesQuad Flat PackagesSmall Outline PackagesSmall Outline PackagesOtherSmall Outline PackagesSmall Outline Packages
Pin Count848321616288
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C~ 85.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C
Price$0.4564$0.9301$0.5899$0.3636$0.0913$0.1500$0.3854$2.5640
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEOBSOLETEOBSOLETETRANSFERREDACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYes
YTEOL099001515
Interface IC TypeINTERFACE CIRCUITINTERFACE CIRCUITINTERFACE CIRCUIT
JESD-30 CodeR-PDSO-G8S-PQFP-G48S-PQFP-G32R-PDSO-G16R-PDSO-G16R-PDSO-G8R-PDSO-G8
JESD-609 Codee4e3e4e4e4e4e4
Number of Channels222
Number of Functions11111
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25QFP48,.35SQ,20QFP32,.35SQ,32TSSOP16,.25TSSOP16,.25SOP8,.25
Package ShapeRECTANGULARSQUARESQUARERECTANGULARRECTANGULARRECTANGULAR PACKAGERECTANGULARRECTANGULAR
Package StyleSMALL OUTLINEFLATPACK, LOW PROFILE, FINE PITCHFLATPACK, LOW PROFILESMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, THIN PROFILE, SHRINK PITCHSMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260260260260260260260
Supply Voltage-Max5.5 V5.5 V5.5 V5.5 V5.5 V
Supply Voltage-Min3 V3.3 V3.3 V3 V3 V
Supply Voltage-Nom3.3 V3.3 V3.3 V3.3 V3.3 V
Surface MountYESYESYESYESYESYESYESYES
TechnologyBICMOSCMOSCMOSCMOSCMOSBICMOSBICMOS
Temperature GradeAUTOMOTIVEINDUSTRIALINDUSTRIALINDUSTRIALINDUSTRIALAUTOMOTIVEAUTOMOTIVE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm0.5 mm0.8 mm0.65 mm0.65 mm1.27 mm1.27 mm
Terminal PositionDUALQUADQUADDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)30NOT SPECIFIED30NOT SPECIFIED303030
## ISO1540D Alternates Showing resultsImage
Factory Lead Time10 Weeks10 Weeks8 Weeks
Has ADCYESYES
Bit Size88
Boundary ScanNONO
CPU FamilySTM8SSTM8S
Clock Frequency-Max24 MHz24 MHz
DAC ChannelsNONO
DMA ChannelsNONO
FormatFIXED POINTFIXED POINT
Integrated CacheNONO
Low Power ModeYESYES
Number of External Interrupts3523
Number of I/O Lines3825
On Chip Data RAM Width88
On Chip Program ROM Width88
PWM ChannelsYESYES
RAM (bytes)20482048
RAM (words)20482048
ROM (words)3276832768
ROM ProgrammabilityFLASHFLASH
Speed16 MHz16 MHz
Supply Current-Max60 mA60 mA
uPs/uCs/Peripheral ICs TypeMICROCONTROLLERMICROCONTROLLER
Address Bus Width8
Additional FeatureSISO OPERATION ALSO AVAILABLEPARALLEL OUTPUT IS REGISTERED; UNREGISTERED SERIAL SHIFT RIGHT OUTPUT0.12-0.48 OHMS AT 20 DEG CEL
Count DirectionRIGHTRIGHT
FamilyHC/UHHC/UH
Load Capacitance (CL)50 pF150 pF
Logic IC TypePARALLEL IN SERIAL OUTSERIAL IN PARALLEL OUT
Max Frequency@Nom-Sup25000000 Hz25000000 Hz
Max I(ol)0.0052 A0.0078 A
Number of Bits88
Output PolarityTRUETRUE
Packing MethodTUBETUBETR
Power Supply Current-Max (ICC)0.08 mA0.08 mA
Prop. Delay@Nom-Sup32 ns34 ns
Propagation Delay (tpd)190 ns200 ns
Qualification StatusNot QualifiedNot Qualified
Schmitt TriggerNONO
Supply Voltage-Max (Vsup)6 V6 V
Supply Voltage-Min (Vsup)2 V2 V
Supply Voltage-Nom (Vsup)5 V5 V
Trigger TypePOSITIVE EDGEPOSITIVE EDGE
fmax-Min24 MHz24 MHz
## SN74HC166PW Alternates Showing resultsImage
Output Characteristics3-STATE
## SN74HC595PW Alternates Showing resultsImage
Reach Compliance CodeCompliant
Mounting FeatureSURFACE MOUNT
Resistor TypePTC RESETTABLE FUSE
Terminal PlacementDUAL ENDED
Terminal ShapeFLAT
Thermistor ApplicationOVERLOAD PROTECTION
## SMD100F-2 Alternates Showing resultsImage
Screening LevelIEC 62368-1AEC-Q100
## ISO1540DR Alternates Showing resultsImage
Date Of Intro2016-12-10
## ISO1540QDRQ1 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 7 alternatives for ISO1540D — response within 24 hours.

Quick Links

SMD100F-2

suggested

ISO1540DRby Texas Instruments

Interface Circuit, BICMOS, PDSO8

ISO1540QDRQ1by Texas Instruments

Interface Circuit, BICMOS, PDSO8

Why Look for Alternatives?

Finding alternatives for ISO1540D 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 ISO1540D 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 ISO1540D. Get expert recommendations within 24 hours.

FAQ

What is equivalent to ISO1540D?

Known equivalents for ISO1540D include STM8S005C6T6, STM8S005K6T6CTR, SN74HC166PW. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ISO1540D?

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 ISO1540D 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.