LM3S3N26-IQR50-C3In StockTexas Instruments
LM3S3N26-IQR50-C3 is a 32-bit ARM Cortex-M3 microcontroller from Texas Instruments, running up to 16 MHz with 33 I/O lines, DMA, and ADC. Ideal for embedded control applications with worldwide availability.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 64
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S3N26-IQR50-C3 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
Key Features
- 32-bit ARM Cortex-M3 core running at up to 16 MHz for efficient embedded processing
- 33 configurable I/O lines enabling flexible peripheral interfacing
- Integrated DMA controller for high-throughput data transfers without CPU overhead
- On-chip ADC for direct analog signal acquisition in sensor applications
- 64-pin LQFP package (JESD-30: S-PQFP-G64) for compact PCB designs
Applications
The LM3S3N26-IQR50-C3 is well-suited for industrial automation and motor control systems requiring reliable 32-bit processing and analog input capabilities. Its integrated DMA and multiple I/O lines make it ideal for communications gateways, building automation controllers, and portable instrumentation. The device also targets consumer and IoT edge nodes that demand low-power Cortex-M3 performance in a compact 64-pin form factor.
Specifications
| Pbfree Code | Yes |
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | NO |
| Clock Frequency-Max | 16MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PQFP-G64 |
| Number of I/O Lines | 33 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP64,.47SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 12288 |
| ROM (words) | 65536 |
| 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 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 LM3S3N26-IQR50-C3:
Frequently Asked Questions
What is the maximum clock frequency of the LM3S3N26-IQR50-C3?
The LM3S3N26-IQR50-C3 operates at a maximum clock frequency of 16 MHz. This 32-bit ARM Cortex-M3 core provides sufficient throughput for most embedded control and communications tasks while maintaining low power consumption.
What package type does the LM3S3N26-IQR50-C3 use and how many I/O pins does it offer?
The LM3S3N26-IQR50-C3 comes in a 64-pin LQFP package (JESD-30 code: S-PQFP-G64) and provides 33 general-purpose I/O lines. This compact package is suitable for space-constrained PCB designs in industrial and consumer applications.
Does the LM3S3N26-IQR50-C3 include ADC and DMA support?
Yes, the LM3S3N26-IQR50-C3 integrates both an ADC for direct analog signal measurement and a DMA controller for efficient data transfers without CPU involvement. These features make it ideal for sensor acquisition and high-throughput communications applications.
Is the LM3S3N26-IQR50-C3 RoHS compliant?
Yes, the LM3S3N26-IQR50-C3 is lead-free (Pb-free code: Yes), making it RoHS compliant and suitable for use in environmentally regulated markets worldwide.
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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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