LM3S8971-IQC50-A2T Texas Instruments Integrated Circuit (Other) In Stock

Name: LM3S8971-IQC50-A2T
Brand: Texas Instruments
SKU: LM3S8971-IQC50-A2T
Availability: InStock

LM3S8971-IQC50-A2T is a 32-bit ARM Cortex-M3 microcontroller from Texas Instruments featuring 100-pin LQFP package, boundary scan support, and ADC integration. From $19.03 in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified Apr 2026

Package / Visual Reference

LM3S8971-IQC50-A2TOther

Quick Facts

Manufacturer: Texas Instruments
Package: Other
Pin Count: 100
Lifecycle: OBSOLETE
Datasheet: LM3S8971-IQC50-A2T Datasheet PDF
Category: Integrated Circuit
Price: From $19.0308(MOQ 1000)
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 LM3S8971-IQC50-A2T?

32-bit ARM Cortex-M3 core running up to 50 MHz for high-performance embedded control
Integrated ADC with boundary scan support for comprehensive system diagnostics
100-pin LQFP (S-PQFP-G100) package enabling dense PCB layouts
RoHS/Reach compliant (e3) meeting global environmental standards
Rich peripheral set suitable for industrial and connectivity applications

What is LM3S8971-IQC50-A2T used for?

The LM3S8971-IQC50-A2T is well-suited for industrial automation controllers, motor control systems, and building automation equipment requiring a compact 32-bit MCU. Its integrated ADC and boundary scan capability make it ideal for test-intensive designs and data acquisition systems. The device also targets networking and communications infrastructure applications where Ethernet connectivity and robust peripheral integration are essential.

What are the specifications of LM3S8971-IQC50-A2T?

Reach Compliance Code	Compliant
YTEOL	0
Has ADC	YES
Bit Size	32
Boundary Scan	YES
Clock Frequency-Max	0.032MHz
DAC Channels	NO
DMA Channels	NO
JESD-30 Code	S-PQFP-G100
JESD-609 Code	e3
Number of I/O Lines	38
On Chip Program ROM Width	8
PWM Channels	YES
Package Body Material	PLASTIC/EPOXY
Package Equivalence Code	QFP100,.63SQ,20
Package Shape	SQUARE
Package Style	FLATPACK
Peak Reflow Temperature (Cel)	260
Qualification Status	Not Qualified
RAM (bytes)	65536
ROM (words)	262144
ROM Programmability	FLASH
Speed	50MHz
Supply Voltage-Max	2.75V
Supply Voltage-Min	2.5V
Supply Voltage-Nom	2.5V
Surface Mount	YES
Technology	CMOS
Temperature Grade	INDUSTRIAL
Terminal Finish	TIN
Terminal Form	GULL WING
Terminal Pitch	0.5mm
Terminal Position	QUAD
Time@Peak Reflow Temperature-Max (s)	30
uPs/uCs/Peripheral ICs Type	MICROCONTROLLER, RISC
Package	Other

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 3
HTS Code	8542.31.00.25

Where can I find the LM3S8971-IQC50-A2T datasheet?

LM3S8971-IQC50-A2T Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM3S8971-IQC50-A2T?

Compatible alternatives and drop-in replacements for LM3S8971-IQC50-A2T:

LM3S8971-IQC50-A2Texas Instruments

RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 50MHz, CMOS, PQFP100

View Part →

LM3S8971-EQC50-A2Texas Instruments

RISC Microcontroller, 32-Bit, FLASH, 50MHz, CMOS, PQFP100

View Part →

LM3S8971-EQC50-A2TTexas Instruments

RISC Microcontroller, 32-Bit, FLASH, 50MHz, CMOS, PQFP100

View Part →

Compare all alternatives & request quotes →

Frequently Asked Questions

What is the core architecture and maximum clock speed of the LM3S8971-IQC50-A2T?

The LM3S8971-IQC50-A2T is based on a 32-bit ARM Cortex-M3 core and operates at a maximum clock frequency of 50 MHz, delivering efficient processing for real-time embedded applications.

What package type does the LM3S8971-IQC50-A2T use and how many pins does it have?

The LM3S8971-IQC50-A2T comes in a 100-pin LQFP package (JESD-30 code S-PQFP-G100), providing ample I/O for complex system designs while maintaining a compact PCB footprint.

Does the LM3S8971-IQC50-A2T include an ADC and is it RoHS compliant?

Yes, the LM3S8971-IQC50-A2T includes an integrated ADC (Has ADC: YES) for analog signal measurement. It is fully Reach compliant with JESD-609 code e3, meeting RoHS and global environmental regulations.

What are typical applications for the LM3S8971-IQC50-A2T?

This microcontroller is commonly used in industrial automation, motor control, building management systems, data acquisition, and networking equipment where a 32-bit MCU with integrated analog and boundary scan support is required.

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.

Aug 6, 2026

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.

Aug 6, 2026

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.

Aug 4, 2026

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.

Aug 4, 2026

Why Buy from FindMyChip

Authorized Source

Verified supply chain with full traceability & inspection

Competitive Pricing

Factory-direct from China distributors, low MOQ

Fast Shipping

DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide

Quality Guaranteed

30-day replacement for defective parts, no questions asked

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.

View all Texas Instruments parts →

More from Texas Instruments

SN74HC138PWT

Small Outline Packages

Integrated Circuit

MCP6292IDGKT

Small Outline Packages

Integrated Circuit

CD4511BMN

Dual-In-Line Packages

Integrated Circuit

UCC2803DG4

Small Outline Packages

Integrated Circuit

MC33078DRE4

Small Outline Packages

Integrated Circuit

TLV6710DDCT

SOT23 (6-Pin)

Integrated Circuit

AvailabilityIn Stock

Reference Price (USD)

From $19.0308

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1000+	$19.0308	$19030.76

pcs

Unit price: $19.0308 · Total: $19030.76

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”

Rajesh Patel

Procurement Manager, VoltEdge Energy, India

LM3S8971-IQC50-A2T Texas Instruments Integrated Circuit (Other) In Stock

What are the key features of LM3S8971-IQC50-A2T?

What is LM3S8971-IQC50-A2T used for?

What are the specifications of LM3S8971-IQC50-A2T?

Compliance & Regulatory

Where can I find the LM3S8971-IQC50-A2T datasheet?

What are equivalent replacements for LM3S8971-IQC50-A2T?

Frequently Asked Questions

What is the core architecture and maximum clock speed of the LM3S8971-IQC50-A2T?

What package type does the LM3S8971-IQC50-A2T use and how many pins does it have?

Does the LM3S8971-IQC50-A2T include an ADC and is it RoHS compliant?

What are typical applications for the LM3S8971-IQC50-A2T?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

You May Also Like