LM3S6633-IQC50-A2 Texas Instruments Integrated Circuit (Other) In Stock

LM3S6633-IQC50-A2 is a 32-bit ARM Cortex-M3 microcontroller from Texas Instruments featuring 41 I/O lines, boundary scan support, and 100-pin LQFP package. From $11.79 in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
LM3S6633-IQC50-A2Other
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
100
Lifecycle
OBSOLETE
Category
Integrated Circuit
Price
From $11.7900(MOQ 16)
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 50 MHz for high-performance embedded control
  • 41 configurable I/O lines with boundary scan (JTAG) support for advanced system debugging
  • Integrated ADC for analog signal acquisition in sensor and measurement applications
  • 100-pin LQFP (MS-026BED) package enabling compact PCB integration in industrial designs
  • RoHS-compliant (JESD-609 e3) green construction for modern environmental requirements

Applications

The LM3S6633-IQC50-A2 is well suited for industrial automation, motor control, and embedded control applications requiring a capable 32-bit processor with rich I/O. Its integrated ADC and extensive GPIO make it ideal for sensor data acquisition systems and real-time control loops. The device is also commonly used in human-machine interface (HMI) panels, building automation controllers, and smart metering equipment.

Specifications

YTEOL0
Has ADCYES
Bit Size32
Boundary ScanYES
Clock Frequency-Max0.032MHz
DAC ChannelsNO
DMA ChannelsNO
JESD-30 CodeS-PQFP-G100
JESD-609 Codee3
Number of I/O Lines41
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

LM3S6633-IQC50-A2 Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM3S6633-IQC50-A2:

LM3S6633-EQC50-A2TTexas Instruments

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

View Part →
LM3S6633-IQC50-A2TTexas Instruments

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

View Part →
LM3S6637-IQC50-A2Texas Instruments

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

View Part →
LM3S6633-EQC50-A2Texas Instruments

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

View Part →

Frequently Asked Questions

What is the core architecture and clock speed of the LM3S6633-IQC50-A2?

The LM3S6633-IQC50-A2 is based on a 32-bit ARM Cortex-M3 core operating at a maximum clock frequency of 50 MHz, providing efficient processing performance for demanding embedded control tasks.

What package does the LM3S6633-IQC50-A2 use and how many I/O pins does it provide?

The LM3S6633-IQC50-A2 comes in a 100-pin LQFP package (JESD-30 code S-PQFP-G100, MS-026BED footprint) and provides 41 general-purpose I/O lines, making it suitable for designs requiring a moderate number of external interfaces.

Does the LM3S6633-IQC50-A2 include an ADC, and what are its typical applications?

Yes, the LM3S6633-IQC50-A2 includes an integrated ADC, which makes it well suited for sensor data acquisition, industrial automation, motor control, smart metering, and human-machine interface applications that require analog signal processing alongside digital control.

Is the LM3S6633-IQC50-A2 RoHS compliant, and what are common alternative or compatible parts?

Yes, the LM3S6633-IQC50-A2 carries a JESD-609 e3 (lead-free, RoHS-compliant) rating. Compatible alternatives within the LM3S Stellaris family from Texas Instruments include other LM3S66xx-series devices sharing the same 100-pin LQFP footprint and Cortex-M3 architecture.

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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)
From $11.7900
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
16+$18.4300$294.88
500+$13.2700$6635.00
1000+$12.5300$12530.00
10000+$11.7900$117900.00
pcs
Unit price: $18.4300 · Total: $294.88

In Stock · 24h Response · Worldwide Shipping

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

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Rajesh Patel
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