LM3S8630-IQC50-A2T Texas Instruments Integrated Circuit (Other) In Stock

LM3S8630-IQC50-A2T is a 32-bit Stellaris ARM Cortex-M3 microcontroller from Texas Instruments. Features 8.192 MHz max clock, 100-pin LQFP package, 31 I/O lines, and boundary scan support. From $17.05 in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM3S8630-IQC50-A2TOther
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
100
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $17.0583(MOQ 1000)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • 32-bit ARM Cortex-M3 core running up to 8.192 MHz for embedded control applications
  • 100-pin LQFP (S-PQFP-G100) package with 31 configurable I/O lines for versatile connectivity
  • Integrated ADC and boundary scan (JTAG) support for precise signal acquisition and board-level testing
  • JESD-609 e3 compliant for halogen-free, RoHS-compliant industrial and automotive designs
  • 34 parametric specs documented, enabling precise drop-in replacement and design verification

Applications

The LM3S8630-IQC50-A2T is well-suited for industrial automation, motor control, and embedded IoT gateway applications requiring a reliable 32-bit MCU. Its integrated ADC and extensive I/O make it ideal for sensor data acquisition systems and human-machine interface (HMI) controllers. The device also finds use in communications equipment and building automation systems where boundary scan simplifies manufacturing test.

Specifications

YTEOL0
Has ADCYES
Bit Size32
Boundary ScanYES
Clock Frequency-Max8.192MHz
DAC ChannelsNO
DMA ChannelsNO
JESD-30 CodeS-PQFP-G100
JESD-609 Codee3
Number of I/O Lines31
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeQFP100,.63SQ,20
Package ShapeSQUARE
Package StyleFLATPACK
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
RAM (bytes)32768
ROM (words)131072
ROM ProgrammabilityFLASH
Speed50MHz
Supply Voltage-Max2.75V
Supply Voltage-Min2.5V
Supply Voltage-Nom2.5V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishTIN
Terminal FormGULL WING
Terminal Pitch0.5mm
Terminal PositionQUAD
Time@Peak Reflow Temperature-Max (s)30
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageOther

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 3
HTS Code8542.31.00.25

Datasheet

LM3S8630-IQC50-A2T Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM3S8630-IQC50-A2T:

LM3S8630-EQC50-A2Texas Instruments

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

View Part →
LM3S8630-EQC50-A2TTexas Instruments

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

View Part →
LM3S8630-IQC50-A2Texas Instruments

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

View Part →

Frequently Asked Questions

What is the maximum clock frequency of the LM3S8630-IQC50-A2T?

The LM3S8630-IQC50-A2T supports a maximum clock frequency of 8.192 MHz. This ARM Cortex-M3 based Stellaris microcontroller is designed for embedded control applications that require deterministic real-time performance at low power consumption.

What package type and pin count does the LM3S8630-IQC50-A2T use?

The LM3S8630-IQC50-A2T uses a 100-pin LQFP package (JESD-30 code S-PQFP-G100) with 31 I/O lines. This package offers a compact footprint suitable for space-constrained PCB designs in industrial and embedded systems.

Does the LM3S8630-IQC50-A2T include an ADC, and is it RoHS compliant?

Yes, the LM3S8630-IQC50-A2T includes an integrated ADC (Has ADC: YES) for analog signal acquisition. It carries JESD-609 code e3, indicating it is halogen-free and RoHS compliant, making it suitable for environmentally sensitive industrial and consumer applications.

What are typical applications for the LM3S8630-IQC50-A2T?

This 32-bit Stellaris MCU is commonly used in industrial automation, motor control, sensor data acquisition, building automation, and IoT gateway designs. Its boundary scan support also simplifies manufacturing test in high-reliability embedded systems.

Are there compatible alternatives or replacement parts for the LM3S8630-IQC50-A2T?

Pin-compatible Stellaris LM3S series devices from Texas Instruments may serve as alternatives, such as other LM3S86xx variants with matching package and I/O count. Always verify clock frequency, peripheral set, and memory configuration against your design requirements before substituting.

Related Guides

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.

AvailabilityIn Stock
Reference Price (USD)
From $17.0583
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1000+$17.0583$17058.26
pcs
Unit price: $17.0583 · Total: $17058.26

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

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

RP
Rajesh Patel
Procurement Manager, VoltEdge Energy, India