SN65LBC031QDRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

SN65LBC031QDRG4 is a single-channel RS-485/RS-422 transceiver supporting data rates up to 1000 Mbps, featuring half-duplex operation, ±15 kV ESD protection, and automotive-grade qualification in SOIC-8 package. Suited for high-speed industrial and automotive serial communication buses.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
SN65LBC031QDRG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
8
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of SN65LBC031QDRG4?

  • Single-channel RS-485/RS-422 transceiver with up to 1000 Mbps data rate
  • ±15 kV ESD protection on bus pins for robust field installations
  • Automotive AEC-Q100 qualified for harsh-environment deployments
  • Half-duplex operation with driver enable control
  • Wide common-mode voltage range for long cable RS-485 networks
  • SOIC-8 package with standard 1.27 mm lead pitch

What is SN65LBC031QDRG4 used for?

SN65LBC031QDRG4 is used in automotive body electronics and in-vehicle networks where a robust, high-speed RS-485 serial link is required. It also serves industrial automation PLCs, motor drives, and field-bus nodes that demand reliable data transmission at up to 1000 Mbps over twisted-pair wiring. Its ESD-hardened bus pins make it appropriate for outdoor sensor networks exposed to electrical transients.

What are the specifications of SN65LBC031QDRG4?

Pbfree CodeYes
YTEOL0
Data Rate1000Mbps
JESD-30 CodeR-PDSO-G8
JESD-609 Codee4
Number of Channels1
Number of Functions1
Number of Transceivers1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Current-Max0.08mA
Supply Voltage-Nom5V
Surface MountYES
Telecom IC TypeINTERFACE CIRCUIT
Temperature GradeAUTOMOTIVE
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
ECCNEAR99
HTS Code8542.39.00.01

Where can I find the SN65LBC031QDRG4 datasheet?

SN65LBC031QDRG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for SN65LBC031QDRG4?

Compatible alternatives and drop-in replacements for SN65LBC031QDRG4:

SN65LBC031QDTexas Instruments

Interface Circuit, 1-Trnsvr, PDSO8

View Part →
SN65LBC031DTexas Instruments

Interface Circuit, 1-Trnsvr, PDSO8

View Part →

Frequently Asked Questions

Which design use cases are a practical fit for SN65LBC031QDRG4?

SN65LBC031QDRG4 is a Integrated Circuit from Texas Instruments suited to embedded systems, industrial electronics, communication equipment, test fixtures, and production BOM sourcing. The 8 pins detail helps engineers confirm schematic fit, interface allocation, and sourcing suitability before BOM approval.

How should engineers check package compatibility for SN65LBC031QDRG4 during layout review?

Use the Small Outline Packages package information together with 8 pins when comparing footprints, assembly drawings, and mating or socket constraints. This reduces layout risk before prototype or production purchasing.

What should procurement keep aligned when cross-referencing SN65LBC031QDRG4 against alternates?

Cross-reference checks should preserve the manufacturer, Integrated Circuit function, package style, lifecycle status, and at least one key parameter such as -40°C to 125°C. Matching these details lowers substitution risk across 1 approved BOM.

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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
Reference Price (USD)
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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