SN74HC244QDWRQ1Alternatives & Equivalent Parts

About SN74HC244QDWRQ1

SN74HC244QDWRQ1 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

ParameterSN74HC244QDWRQ1SourceMCP23S09-E/SOCFR50J3K9CFR25J1K0
ManufacturerTexas InstrumentsMicrochipTE ConnectivityTE Connectivity
Package TypeSmall Outline PackagesSmall Outline PackagesResistors, Axial Diameter Horizontal MountingResistors, Axial Diameter Horizontal Mounting
Pin Count201822
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-55.0°C ~ 155.0°C-55.0°C ~ 155.0°C
Price$0.3789$1.1600$0.0197$0.0131
StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYesYes
YTEOL15988
Control TypeENABLE LOW
Count DirectionUNIDIRECTIONAL
FamilyHC/UH
JESD-30 CodeR-PDSO-G20R-PDSO-G18
JESD-609 Codee4e3e3e3
Load Capacitance (CL)50 pF
Logic IC TypeBUS DRIVER
Max I(ol)0.0078 A
Number of Bits48
Number of Functions8
Number of Ports21
Output Characteristics3-STATE
Output PolarityTRUE
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP20,.4SOP18,.4
Package ShapeRECTANGULARRECTANGULARTUBULAR PACKAGETUBULAR PACKAGE
Package StyleSMALL OUTLINESMALL OUTLINEAxialAxial
Packing MethodTRAMMO PACKAMMO PACK
Peak Reflow Temperature (Cel)260260
Power Supply Current-Max (ICC)0.08 mA
Prop. Delay@Nom-Sup34 ns
Propagation Delay (tpd)170 ns
Qualification StatusNot QualifiedNot Qualified
Screening LevelAEC-Q100
Supply Voltage-Max (Vsup)6 V
Supply Voltage-Min (Vsup)2 V
Supply Voltage-Nom (Vsup)5 V
Surface MountYESYESNONO
TechnologyCMOSCMOSTHIN FILMTHIN FILM
Temperature GradeAUTOMOTIVEAUTOMOTIVE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)Tin (Sn)Tin (Sn)
Terminal FormGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm
Terminal PositionDUALDUAL
Time@Peak Reflow Temperature-Max (s)30
## SN74HC244QDWRQ1 Alternates Showing resultsImage
Manufacturer Package CodeSOIC-18
Factory Lead Time7 Weeks11 Weeks, 1 Day
Clock Frequency-Max10 MHz
Number of I/O Lines8
Supply Current-Max1 mA
Supply Voltage-Max5.5 V
Supply Voltage-Min1.8 V
Supply Voltage-Nom5 V
uPs/uCs/Peripheral ICs TypePARALLEL IO PORT, GENERAL PURPOSE
## MCP23S09-E/SO Alternates Showing resultsImage
Reach Compliance CodeUnknownCompliant
ConstructionTubularTubular
Lead Diameter0.54 mm0.54 mm
Lead Length28 mm28 mm
Mounting FeatureTHROUGH HOLE MOUNTTHROUGH HOLE MOUNT
Package Diameter3 mm2.5 mm
Package Length9 mm6.8 mm
Physical Dimension9mm x 3mm6.8mm x 2.5mm
Rated Power Dissipation (P)0.5 W0.33 W
Rated Temperature70 °C70 °C
Resistance3900 Ω1000 Ω
Resistor TypeFIXED RESISTORFIXED RESISTOR
Temperature Coefficient-1200, 0 ppm/°C-1200, 0 ppm/°C
Terminal ShapeWIREWIRE
Tolerance5%5%
Working Voltage350 V250 V
Configuration Features: Number of Resistors 1Dimensions: Passive Component Dimensions 6.8 x 2.5 MM
Passive Component Tolerance 5 PCTPower Rating .33 WATT
Operating Voltage 250 VPackaging Features: Packaging Method Ammo Packed
Resistor Type General Purpose ResistorElement Type Thin Film

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 3 alternatives for SN74HC244QDWRQ1 — response within 24 hours.

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Why Look for Alternatives?

Finding alternatives for SN74HC244QDWRQ1 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 SN74HC244QDWRQ1 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 SN74HC244QDWRQ1?

Known equivalents for SN74HC244QDWRQ1 include MCP23S09-E/SO, CFR50J3K9, CFR25J1K0. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SN74HC244QDWRQ1?

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 SN74HC244QDWRQ1 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.