LM3S5956-IQR80-C3T Texas Instruments Integrated Circuit (Other) In Stock
LM3S5956-IQR80-C3T is a 32-bit ARM Cortex-M3 microcontroller clocked at up to 16 MHz with an integrated ADC, DMA, and 33 I/O lines in a LQFP-64 package. It is designed for industrial automation, connectivity, and embedded control applications requiring ARM performance with rich peripheral integration.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 64
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S5956-IQR80-C3T 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 LM3S5956-IQR80-C3T?
- 32-bit ARM Cortex-M3 core running at up to 16 MHz for deterministic real-time control
- Integrated ADC and DMA channels enabling high-throughput sensor data acquisition
- 33 programmable I/O lines in a 64-pin LQFP package for versatile peripheral connectivity
- Multiple communication interfaces including UART, SPI, and I2C for embedded networking
- Lead-free, RoHS-compliant construction supporting modern environmental regulations
- Suitable for industrial temperature-range operation in demanding embedded environments
What is LM3S5956-IQR80-C3T used for?
LM3S5956-IQR80-C3T is suited for industrial automation controllers, building automation systems, and embedded networking gateways where 32-bit ARM performance with on-chip ADC and DMA is required. Its 64-pin LQFP package and rich peripheral set support motor control, energy metering, and protocol bridging applications in factory automation and commercial equipment.
What are the specifications of LM3S5956-IQR80-C3T?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Clock Frequency-Max | 16MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PQFP-G64 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 33 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| ROM Programmability | FLASH |
| Speed | 80MHz |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | MATTE 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 |
| 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 LM3S5956-IQR80-C3T datasheet?
LM3S5956-IQR80-C3T Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3S5956-IQR80-C3T?
Compatible alternatives and drop-in replacements for LM3S5956-IQR80-C3T:
Frequently Asked Questions
What CPU core and clock frequency does LM3S5956-IQR80-C3T use for real-time embedded control?
LM3S5956-IQR80-C3T integrates a 32-bit ARM Cortex-M3 core clocked at up to 16 MHz, delivering deterministic interrupt latency and single-cycle multiply performance suitable for motor control, PID loops, and communication stacks.
How many I/O pins are available on LM3S5956-IQR80-C3T and what package does it use?
The device provides 33 programmable I/O lines in a 64-pin LQFP package, giving designers enough GPIO for sensor interfaces, LED control, communication buses, and control signals while maintaining a manageable PCB footprint.
Does LM3S5956-IQR80-C3T include DMA to offload the CPU during high-speed peripheral data transfers?
Yes. LM3S5956-IQR80-C3T integrates DMA channels that allow ADC, UART, SPI, or I2C data to be transferred to memory without CPU intervention, freeing the 16 MHz Cortex-M3 core for time-critical control algorithms.
What is the RoHS compliance status of LM3S5956-IQR80-C3T for procurement and export documentation?
LM3S5956-IQR80-C3T is lead-free with a JESD-609 code of e3 and Pbfree code of Yes, meeting RoHS restrictions on hazardous substances for export to EU markets and supporting environmental compliance documentation.
When evaluating LM3S5956-IQR80-C3T for a new industrial design, what lifecycle risk should procurement consider?
LM3S5956-IQR80-C3T carries a YTEOL value of 0, indicating limited remaining production lifetime; buyers should request last-time-buy windows from distributors, assess available stock, and consider migrating long-lifecycle designs to actively supported 32-bit ARM Cortex-M4 successors.
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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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