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.
- Manufacturer
- Texas Instruments
- Package
- BGA
- Pin Count
- 108
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S1J11-IBZ50-C5T Datasheet PDF
- 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?
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | CORTEX-M3 |
| Clock Frequency-Max | 16MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PBGA-B108 |
| JESD-609 Code | e1 |
| Number of I/O Lines | 67 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA108,12X12,32 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 20480 |
| ROM (words) | 131072 |
| ROM Programmability | FLASH |
| Speed | 50MHz |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3.3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | TIN SILVER COPPER |
| Terminal Form | BALL |
| Terminal Pitch | 0.8mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | BGA |
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 LM3S1J11-IBZ50-C5T datasheet?
LM3S1J11-IBZ50-C5T Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3S1J11-IBZ50-C5T?
Compatible alternatives and drop-in replacements for LM3S1J11-IBZ50-C5T:
32-Bit, FLASH, CORTEX-M3 CPU, 50MHz, CMOS, PBGA108
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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