SN74LVC240ADWG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

The SN74LVC240ADWG4 is an 8-channel inverting bus driver and buffer IC in a 20-pin SOIC package, featuring 3-state outputs with active-low enable, rated for 50 pF load capacitance and 24 mA sink current, for driving data and address buses in 3.3 V CMOS systems.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
SN74LVC240ADWG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
20
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of SN74LVC240ADWG4?

  • 8-channel inverting 3-state bus driver in LVC logic family
  • Active-low output enable for easy bus isolation and direction control
  • 24 mA output sink current (IOL) for driving heavy capacitive loads up to 50 pF
  • LVC family supports 1.65 V to 5.5 V VCC operation with 5 V tolerant inputs
  • 20-pin SOIC package for compact PCB routing of 8-bit parallel buses
  • RoHS e4-compliant with JESD-609 code

What is SN74LVC240ADWG4 used for?

The SN74LVC240ADWG4 is used to buffer and drive 8-bit address or data buses in microprocessor and FPGA designs operating at 3.3 V, providing signal integrity at data rates exceeding 100 Mbps per channel. It also serves as a level shifter and bus isolator in mixed-voltage systems and as an output expander for memory interfaces in embedded computing boards.

What are the specifications of SN74LVC240ADWG4?

YTEOL0
Control TypeENABLE LOW
FamilyLVC/LCX/Z
JESD-30 CodeR-PDSO-G20
JESD-609 Codee4
Load Capacitance (CL)50pF
Logic IC TypeBUS DRIVER
Max I(ol)0.024A
Number of Bits4
Number of Functions2
Number of Ports2
Output Characteristics3-STATE
Output PolarityINVERTED
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP20,.4
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Packing MethodTUBE
Peak Reflow Temperature (Cel)260
Prop. Delay@Nom-Sup6.5ns
Propagation Delay (tpd)7.5ns
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)3.6V
Supply Voltage-Min (Vsup)1.65V
Supply Voltage-Nom (Vsup)3.3V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
HTS Code8542.39.00.60

Where can I find the SN74LVC240ADWG4 datasheet?

SN74LVC240ADWG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN74LVC240ADWG4?

Compatible alternatives and drop-in replacements for SN74LVC240ADWG4:

SN74LVC240ANSRG4Texas Instruments

Bus Driver, LVC/LCX/Z Series, 2-Func, 4-Bit, Inverted Output, CMOS, PDSO20

View Part →

Frequently Asked Questions

Which design situations make SN74LVC240ADWG4 a practical choice from Texas Instruments?

SN74LVC240ADWG4 is useful when the BOM needs a Integrated Circuit matching the approved electrical design, control, sensing, or power-management requirement. The available part context includes 240A, giving engineers a concrete parameter for datasheet and substitution checks.

How should layout teams check SN74LVC240ADWG4 before approving an alternate?

For layout review, compare the approved Small Outline Packages footprint, assembly method, and manufacturer documentation before substituting. Keeping 240A visible helps avoid alternates that change ratings, package fit, or qualification evidence.

What RFQ details help buyers source SN74LVC240ADWG4 without creating a mismatch?

For RFQs, quote the exact SN74LVC240ADWG4, Texas Instruments manufacturer name, lifecycle expectations, and traceability needs. Supplier responses should preserve 240A or clearly explain any proposed alternate before purchase approval.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
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In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy