LM3S3W26-IQR50-C3T Texas Instruments Integrated Circuit (Other) In Stock
Texas Instruments LM3S3W26-IQR50-C3T is a 32-bit ARM Cortex microcontroller running up to 16 MHz with ADC, DMA, and 33 I/O lines in a 64-pin LQFP package. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 64
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S3W26-IQR50-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 LM3S3W26-IQR50-C3T?
- 32-bit ARM Cortex core clocked at up to 16 MHz with integrated DMA controller for efficient peripheral data transfers without CPU overhead
- Built-in ADC and 33 configurable I/O lines support direct sensor acquisition and multi-peripheral connectivity in embedded control applications
- 64-pin LQFP package with proven ARM architecture provides a robust foundation for industrial control, building automation, and connectivity designs
What is LM3S3W26-IQR50-C3T used for?
The LM3S3W26-IQR50-C3T is suited for embedded control applications in industrial automation, building management systems, and motor control panels requiring a cost-effective 32-bit microcontroller with integrated analog and digital peripherals. Its 33 I/O lines and built-in ADC support direct connection to sensors, relay drivers, and communication interfaces without external glue logic. The 64-pin LQFP package eases prototyping and low-to-medium volume production on standard two-layer PCBs.
What are the specifications of LM3S3W26-IQR50-C3T?
| 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) | 8192 |
| ROM (words) | 32768 |
| 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 |
Where can I find the LM3S3W26-IQR50-C3T datasheet?
LM3S3W26-IQR50-C3T Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3S3W26-IQR50-C3T?
Compatible alternatives and drop-in replacements for LM3S3W26-IQR50-C3T:
Frequently Asked Questions
What is the maximum CPU clock frequency of the LM3S3W26-IQR50-C3T?
The LM3S3W26-IQR50-C3T runs at up to 16 MHz, which provides sufficient processing throughput for control loop execution, UART/SPI communications, and sensor polling tasks in industrial automation and building control applications at low active power consumption.
How many I/O lines does the LM3S3W26-IQR50-C3T provide and how does that affect peripheral connectivity?
The LM3S3W26-IQR50-C3T offers 33 configurable I/O lines, enabling simultaneous connection to multiple SPI sensors, UART modules, relay drivers, and status LEDs in a single-chip design without requiring I/O expander ICs, which simplifies BOM and PCB routing.
Does the LM3S3W26-IQR50-C3T include an ADC for sensor measurement, and what applications benefit from this?
Yes, the LM3S3W26-IQR50-C3T integrates an ADC, enabling direct analog sensor measurement for temperature, pressure, light, and current sensing applications in industrial control and building automation systems, eliminating the need for an external ADC in many designs.
What package does the LM3S3W26-IQR50-C3T use and how does it compare to BGA alternatives for prototyping?
The LM3S3W26-IQR50-C3T is housed in a 64-pin LQFP package with 0.5 mm or 0.8 mm pin pitch, which is solderability-friendly for manual rework and standard PCB fabrication, unlike fine-pitch BGA variants that require X-ray inspection and specialized soldering equipment, making LQFP preferable for prototyping and low-volume builds.
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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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