LM3S5P56-IQR80-C3 Texas Instruments Integrated Circuit (Other) In Stock
LM3S5P56-IQR80-C3 is a 32-bit ARM Cortex-M3 microcontroller from Texas Instruments running at up to 16 MHz with integrated ADC, DMA, PWM channels, and 33 I/O lines in a 64-pin LQFP package. It suits embedded control applications requiring low power and peripheral integration. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 64
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S5P56-IQR80-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
What are the key features of LM3S5P56-IQR80-C3?
- 32-bit ARM Cortex-M3 core at up to 16 MHz delivering deterministic control performance in industrial and consumer embedded systems
- Integrated ADC, DMA channels, and PWM outputs in a single 64-pin LQFP, reducing external component count in motor and power control boards
- 33 configurable I/O lines with DMA support enabling efficient data movement for sensor interfaces and communication peripherals
What is LM3S5P56-IQR80-C3 used for?
The LM3S5P56-IQR80-C3 is suited for industrial motor control, building automation panels, and sensor data acquisition systems that require a 32-bit ARM core with integrated ADC and PWM at 16 MHz. Its 33 I/O lines and DMA channels support multiple peripheral buses simultaneously, simplifying firmware design for HVAC controllers and smart metering devices. The 64-pin LQFP package fits standard PCB footprints common in embedded control module manufacturing.
What are the specifications of LM3S5P56-IQR80-C3?
| 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 |
| Number of I/O Lines | 33 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| 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 Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| HTS Code | 8542.31.00.25 |
Where can I find the LM3S5P56-IQR80-C3 datasheet?
LM3S5P56-IQR80-C3 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3S5P56-IQR80-C3?
Compatible alternatives and drop-in replacements for LM3S5P56-IQR80-C3:
Frequently Asked Questions
What is the maximum clock frequency of the LM3S5P56-IQR80-C3 and how does its 32-bit core benefit control applications?
The LM3S5P56-IQR80-C3 operates at up to 16 MHz with a 32-bit ARM Cortex-M3 core, providing efficient instruction execution for PID control loops and sensor fusion algorithms. The 32-bit architecture processes control data in single cycles, reducing loop latency compared to 8-bit or 16-bit alternatives in motor drive systems.
How many I/O lines and PWM channels does the LM3S5P56-IQR80-C3 offer for peripheral connectivity?
The LM3S5P56-IQR80-C3 provides 33 I/O lines and multiple PWM channels, enabling direct control of motor driver stages, LED dimmers, and relay outputs without external GPIO expanders. The integrated PWM peripheral generates precise duty cycles for 3-phase motor control and switch-mode power supply regulation.
Does the LM3S5P56-IQR80-C3 include DMA support, and how does it improve system performance?
Yes, the LM3S5P56-IQR80-C3 includes DMA channels that transfer data between peripherals and SRAM without CPU intervention. This allows the 16 MHz Cortex-M3 core to execute control algorithms while DMA simultaneously streams ADC sample buffers, improving overall system throughput in data-intensive embedded applications.
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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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