ISO7721BDWAlternatives & Equivalent Parts

ISO7721BDW is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About ISO7721BDW

ISO7721BDW 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.

Need pricing on these alternatives?

Get one quote covering all 5 alternatives for ISO7721BDW — response within 24 hours.

Specification Comparison

ParameterISO7721BDWSourceISO7721BDWRINA2143UE4PMBT4401ISO7721DRISO7721FDWVR
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsNexperiaTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesOtherSmall Outline PackagesSmall Outline Packages
Pin Count161614388
Temperature Range-55.0°C ~ 125.0°C-55.0°C ~ 125.0°C-55.0°C ~ 125.0°C-65.0°C ~ 150.0°C-55.0°C ~ 125.0°C-55.0°C ~ 125.0°C
Price$1.2000$0.0113$0.2291$1.2500
StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEOBSOLETEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYesYes
Date Of Intro2019-04-272019-04-271988-07-282016-11-19
YTEOL015071515
Interface IC TypeDIGITAL ISOLATORDIGITAL ISOLATORDIGITAL ISOLATORDIGITAL ISOLATOR
JESD-30 CodeR-PDSO-G16R-PDSO-G16R-PDSO-G14R-PDSO-G3R-PDSO-G8R-PDSO-G8
JESD-609 Codee4e4e4e3e4e4
Number of Channels2222
Number of Functions11211
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP16,.4SOP16,.4SOP14,.3SOP8,.25SOP8,.4
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260260260260260260
Supply Voltage-Max5.5 V5.5 V5.5 V5.5 V
Supply Voltage-Min2.25 V2.25 V2.25 V2.25 V
Supply Voltage-Nom3.3 V2.5 V2.5 V2.5 V
Surface MountYESYESYESYESYESYES
TechnologyCMOSBIPOLAR
Temperature GradeMILITARYMILITARYMILITARYMILITARYMILITARY
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)NICKEL PALLADIUM GOLDNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm1.27 mm1.27 mm1.27 mm
Terminal PositionDUALDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)303030303030
## ISO7721BDW Alternates Showing resultsImage
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Bandwidth (3dB)-Nom0.15 MHz
Common-mode Reject Ratio-Min80 dB
Common-mode Reject Ratio-Nom96 dB
Frequency CompensationYES
Input Offset Voltage-Max500 µV
Low-BiasNO
Low-OffsetYES
MicropowerNO
Neg Supply Voltage Limit-Max-18 V
Neg Supply Voltage-Nom (Vsup)-5 V
Packing MethodTUBE
PowerNO
Programmable PowerNO
Qualification StatusNot Qualified
Slew Rate-Nom4.5 V/us
Supply Current-Max2.4 mA
Supply Voltage Limit-Max18 V
Supply Voltage-Nom (Vsup)5 V
Voltage Gain-Max10
Voltage Gain-Min0.1
Voltage Gain-Nom10
WidebandNO
## INA2143UE4 Alternates Showing resultsImage
Collector Current-Max (IC)0.6 A
Collector-Emitter Voltage-Max40 V
ConfigurationSINGLE
DC Current Gain-Min (hFE)80
JEDEC-95 CodeTO-236AB
Number of Elements1
Polarity/Channel TypeNPN
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Transition Frequency-Nom (fT)250 MHz
Turn-off Time-Max (toff)250 ns
Turn-on Time-Max (ton)35 ns
## ISO7721DR 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 5 alternatives for ISO7721BDW — response within 24 hours.

Quick Links

ISO7721BDWR

Texas Instruments PDSO16

PMBT4401

suggested

ISO7721DRby Texas Instruments

PDSO8

ISO7721FDWVRby Texas Instruments

PDSO8

Why Look for Alternatives?

Finding alternatives for ISO7721BDW 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 ISO7721BDW 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 ISO7721BDW?

Known equivalents for ISO7721BDW include ISO7721BDWR, INA2143UE4, PMBT4401. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of ISO7721BDW?

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 ISO7721BDW 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.