LM3S5791-IQC80-C3 Texas Instruments Integrated Circuit (Other) In Stock
The LM3S5791-IQC80-C3 is a 32-bit ARM Cortex-M3 microcontroller from Texas Instruments featuring 72 I/O lines, integrated ADC, DMA channels, and PWM outputs in a 100-pin PQFP package for embedded control applications. It provides a rich peripheral set including DMA and PWM for real-time motor control, communications, and industrial automation tasks. Available from stock worldwide with fast shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 100
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S5791-IQC80-C3 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- ?°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 with 72 GPIO lines and DMA support for high-performance embedded control and data transfer
- Integrated multi-channel ADC and PWM outputs enable direct motor control and sensor acquisition without external components
- 100-pin PQFP package provides extensive I/O connectivity for complex embedded system designs with multiple peripheral interfaces
- RoHS compliant lead-free construction with commercial temperature grade (C3) for broad industrial and consumer application support
Applications
The LM3S5791-IQC80-C3 is designed for embedded control applications such as industrial motor drives, building automation, and energy management systems requiring a rich peripheral set in a single 32-bit microcontroller. Its 72 I/O lines, ADC, DMA, and PWM capabilities make it ideal for human machine interface (HMI) controllers, factory automation equipment, and smart metering devices. The device is also well-suited for networked embedded systems requiring multiple communication interfaces and real-time control processing on a single chip.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Clock Frequency-Max | 0.032MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PQFP-G100 |
| Number of I/O Lines | 72 |
| 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 | 1.32V |
| Supply Voltage-Min | 1.08V |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| 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 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM3S5791-IQC80-C3:
Frequently Asked Questions
What processor core does the LM3S5791-IQC80-C3 use?
The LM3S5791-IQC80-C3 is based on the 32-bit ARM Cortex-M3 processor core, providing deterministic real-time performance for embedded control applications. It offers a rich peripheral set including ADC, DMA, PWM, and 72 I/O lines for comprehensive system integration.
How many I/O lines does the LM3S5791-IQC80-C3 provide?
The LM3S5791-IQC80-C3 provides 72 general-purpose I/O lines, enabling connection to a large number of external peripherals, sensors, displays, and communication interfaces in complex embedded system designs using the 100-pin PQFP package.
Does the LM3S5791-IQC80-C3 include an ADC?
Yes, the LM3S5791-IQC80-C3 integrates an on-chip ADC (analog-to-digital converter), allowing direct connection to analog sensors and transducers without external ADC components. This is complemented by DMA channels for efficient data transfer from the ADC to memory.
What package does the LM3S5791-IQC80-C3 come in?
The LM3S5791-IQC80-C3 is available in a 100-pin PQFP (Plastic Quad Flat Package) package (JESD-30 code S-PQFP-G100). It is RoHS compliant and lead-free, and the -C3 suffix indicates a commercial temperature grade suitable for standard industrial and consumer applications.
What applications is the LM3S5791-IQC80-C3 designed for?
The LM3S5791-IQC80-C3 is designed for embedded control applications including industrial motor drives, building automation, smart energy metering, HMI controllers, and factory automation systems. Its combination of ARM Cortex-M3, ADC, PWM, and DMA makes it a comprehensive single-chip solution for real-time control.
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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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