DS89C21TM/NOPBAlternatives & Equivalent Parts

About DS89C21TM/NOPB

DS89C21TM/NOPB 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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Specification Comparison

ParameterDS89C21TM/NOPBSourceDS89C21TMMCP2221AT-I/MLAM26LV31CDSN75451BDN2510-6002RBAD9957BSVZKM-23ID-FCD4017BM96
ManufacturerTexas InstrumentsTexas InstrumentsMicrochipTexas InstrumentsTexas Instruments3MAnalog DevicesKingbrightTexas Instruments
Package TypeSmall Outline PackagesSmall Outline PackagesQuad Flat No-LeadSmall Outline PackagesHeader, Shrouded - Straight PTH BoxQuad Flat PackagesOtherSmall Outline Packages
Pin Count8816810100316
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C~ 70.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C-55.0°C ~ 125.0°C
Price$1.4250$1.2093$2.0400$0.6500$0.3358$0.8428$30.9120$0.1350$0.2966
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEOBSOLETEACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesNoYesYes
YTEOL15018158.5715
Differential OutputYESYES
Driver Number of Bits112
High Level Input Current-Max0.00001 A0.00001 A
Input CharacteristicsSCHMITT TRIGGERSCHMITT TRIGGERSTANDARD
Interface IC TypeLINE TRANSCEIVERLINE TRANSCEIVERAND GATE BASED PERIPHERAL DRIVER
Interface StandardV.11; EIA-422-A; TIA-422-AV.11; EIA-422-A; TIA-422-A
JESD-30 CodeR-PDSO-G8R-PDSO-G8S-PQCC-N16R-PDSO-G8S-PQFP-G100R-PDSO-G16
JESD-609 Codee3e0e3e4e3e4
Number of Functions112111
Out Swing-Min2 V2 V
Output CharacteristicsDIFFERENTIALOPEN-COLLECTOR
Output Low Current-Max0.006 A0.006 A
Output PolarityCOMPLEMENTARYTRUE
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25SOP8,.25LCC16,.16SQ,25SOP8,.25TQFP100,.63SQSOP16,.25
Package ShapeRECTANGULARRECTANGULARSQUARERECTANGULARSQUARERECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINECHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILESMALL OUTLINEFLATPACK, HEAT SINK/SLUG, THIN PROFILE, FINE PITCHSMALL OUTLINE
Peak Reflow Temperature (Cel)260235260260260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Receive Delay-Max30 ns30 ns
Receiver Number of Bits11
Supply Current-Max6 mA12 mA15 mA65 mA610 mA
Supply Voltage-Max5.5 V5.5 V5.5 V5.25 V
Supply Voltage-Min4.5 V4.5 V3 V4.75 V
Supply Voltage-Nom5 V5 V3.3 V5 V1.8 V
Supply Voltage1-Max5.5 V
Supply Voltage1-Min4.5 V
Supply Voltage1-Nom5 V
Surface MountYESYESYESYESYESYESYES
TechnologyCMOSCMOSCMOSBIPOLARCMOS
Temperature GradeINDUSTRIALINDUSTRIALINDUSTRIALCOMMERCIALMILITARY
Terminal FinishMatte Tin (Sn)TIN LEADMatte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGNO LEADGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm0.65 mm1.27 mm0.5 mm1.27 mm
Terminal PositionDUALDUALQUADDUALQUADDUAL
Time@Peak Reflow Temperature-Max (s)30203030
Transmit Delay-Max10 ns10 ns
## DS89C21TM/NOPB Alternates Showing resultsImage
Manufacturer Package CodeVQFN-16SV-100-4
Factory Lead Time14 Weeks
Date Of Intro2016-06-15
Bus CompatibilityI2C; SMBUS; UART; USB
Clock Frequency-Max12 MHz
Data Transfer Rate-Max1.5 MBps
uPs/uCs/Peripheral ICs TypeBUS CONTROLLER, UNIVERSAL SERIAL BUS
## MCP2221AT-I/ML Alternates Showing resultsImage
Built-in ProtectionsOVER CURRENT
Output Current Flow DirectionSINK
Output Current-Max0.4 A
Output Peak Current Limit-Nom0.5 A
Turn-off Time0.025 µs
Turn-on Time0.025 µs
## SN75451BD Alternates Showing resultsImage
Converter TypeDAC 14BIT
Input Bit CodeOFFSET BINARY, 2'S COMPLEMENT BINARY
Input FormatSERIAL
Linearity Error-Max (EL)0.009155%
Number of Bits1410
Additional FeatureHIGH RELIABILITYJOHNSON COUNTER WITH 10 DECODED OUTPUTS
ColorHIGH EFFICIENCY RED
ConfigurationSINGLE
Forward Current-Max0.03 A
Lens TypeDIFFUSED RED
Luminous Intensity-Nom15.0 mcd
Mounting FeatureSURFACE MOUNT
Optoelectronic Device TypeSINGLE COLOR LED
Overall Height0.95 mm
Packing MethodBULKTR
Peak Wavelength627 nm
ShapeRECTANGULAR
Size3 mm
Viewing Angle140 deg
Count DirectionUP
Family4000/14000/40000
Load Capacitance (CL)50 pF
Load/Preset InputNO
Logic IC TypeRING COUNTER
Max Frequency@Nom-Sup2500000 Hz
Max I(ol)0.0015 A
Mode of OperationSYNCHRONOUS
Power Supply Current-Max (ICC)0.03 mA
Prop. Delay@Nom-Sup270 ns
Propagation Delay (tpd)650 ns
Supply Voltage-Max (Vsup)18 V
Supply Voltage-Min (Vsup)3 V
Supply Voltage-Nom (Vsup)5 V
Trigger TypePOSITIVE EDGE
fmax-Min5.5 MHz
## CD4017BM96 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 8 alternatives for DS89C21TM/NOPB — response within 24 hours.

Quick Links

DS89C21TMby National Semiconductor Corporation Line

Transceiver, 1 Func, 1 Driver, 1 Rcvr, CMOS, PDSO8

SN75451BD

suggested

KM-23ID-F

suggested

Why Look for Alternatives?

Finding alternatives for DS89C21TM/NOPB 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 DS89C21TM/NOPB 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.

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FAQ

What is equivalent to DS89C21TM/NOPB?

Known equivalents for DS89C21TM/NOPB include DS89C21TM, MCP2221AT-I/ML, AM26LV31CD. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of DS89C21TM/NOPB?

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 DS89C21TM/NOPB 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.