LM3S1J11-IBZ50-C5T Texas Instruments Integrated Circuit (BGA) In Stock

LM3S1J11-IBZ50-C5T is a 32-bit ARM Cortex-M3 microcontroller from Texas Instruments Stellaris family. It runs up to 16 MHz, integrates ADC, DMA, and boundary scan in a 108-ball BGA package. Available in stock worldwide for industrial and embedded control applications.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM3S1J11-IBZ50-C5TBGA
Quick Facts
Manufacturer
Texas Instruments
Package
BGA
Pin Count
108
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 LM3S1J11-IBZ50-C5T?

  • 32-bit ARM Cortex-M3 core running up to 16 MHz delivers efficient processing for control-loop and real-time embedded tasks
  • Integrated multi-channel ADC and DMA channels reduce CPU load for sensor acquisition and data transfer
  • JTAG boundary scan (JESD-30 S-PBGA-B108) simplifies manufacturing test and in-circuit debugging of complex PCB assemblies

What is LM3S1J11-IBZ50-C5T used for?

The LM3S1J11-IBZ50-C5T targets industrial control systems and motor drive applications that require a compact 32-bit Cortex-M3 processor with on-chip ADC for real-time analog feedback. Its DMA support makes it well-suited for embedded gateway designs that move data between UART, SPI, or I2C peripherals without stalling the CPU pipeline. Building automation and test-and-measurement instruments benefit from the integrated boundary scan capability and the compact 108-ball BGA footprint for space-constrained PCB designs.

What are the specifications of LM3S1J11-IBZ50-C5T?

YTEOL0
Has ADCYES
Bit Size32
Boundary ScanYES
CPU FamilyCORTEX-M3
Clock Frequency-Max16MHz
DAC ChannelsNO
DMA ChannelsYES
JESD-30 CodeS-PBGA-B108
JESD-609 Codee1
Number of I/O Lines67
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeBGA108,12X12,32
Package ShapeSQUARE
Package StyleGRID ARRAY
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
RAM (bytes)20480
ROM (words)131072
ROM ProgrammabilityFLASH
Speed50MHz
Supply Voltage-Max3.6V
Supply Voltage-Min3.3V
Supply Voltage-Nom3.3V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishTIN SILVER COPPER
Terminal FormBALL
Terminal Pitch0.8mm
Terminal PositionBOTTOM
Time@Peak Reflow Temperature-Max (s)30
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER
PackageBGA

Compliance & Regulatory

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

Where can I find the LM3S1J11-IBZ50-C5T datasheet?

LM3S1J11-IBZ50-C5T Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM3S1J11-IBZ50-C5T?

Compatible alternatives and drop-in replacements for LM3S1J11-IBZ50-C5T:

LM3S1J11-IBZ50-C5Texas Instruments Microcontroller,

32-Bit, FLASH, CORTEX-M3 CPU, 50MHz, CMOS, PBGA108

View Part →

Frequently Asked Questions

What is the maximum clock frequency of the LM3S1J11-IBZ50-C5T and how does it affect real-time control loops?

The LM3S1J11-IBZ50-C5T Cortex-M3 core operates at up to 16 MHz, allowing execution of deterministic control loops with interrupt latencies under 12 clock cycles. At 16 MHz, a simple PID loop running every 1 ms consumes well under 10% of available CPU bandwidth, leaving capacity for communication peripherals.

Which embedded designs benefit most from the DMA channels integrated in the LM3S1J11-IBZ50-C5T?

Designs that stream ADC sample buffers to SRAM or transfer blocks of data between SPI and UART at rates above 1 Mbps benefit most from the on-chip DMA, because the transfer completes without CPU intervention. This is especially valuable in 32-bit data-logger or protocol-bridge applications where the Cortex-M3 core must simultaneously handle control algorithms.

How does the 108-ball BGA package of the LM3S1J11-IBZ50-C5T compare to LQFP alternatives for space-constrained boards?

The 108-ball S-PBGA-B108 BGA package occupies a smaller PCB footprint than a comparable 100-pin LQFP, typically under 100 mm2, enabling denser board layouts for wearable or panel-mount instruments. BGA routing does require via-in-pad or dog-bone breakout techniques, adding layer count considerations compared to a flat-pack LQFP.

When would an engineer choose the LM3S1J11-IBZ50-C5T over a higher-frequency Cortex-M4 device?

When the application requires a simple 32-bit Cortex-M3 with ADC and DMA at 16 MHz and cost or power budgets are tight, the LM3S1J11-IBZ50-C5T offers a proven Stellaris platform without the float-point unit overhead of Cortex-M4. Its AEC-Q100-style qualification and boundary scan also suit low-volume industrial or building-automation products where test coverage matters more than raw MIPS.

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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.

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Lead Time3-7 business days
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OriginChina (Authorized)

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Rajesh Patel
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