LM3S1B21-IQC80-C1T Texas Instruments Integrated Circuit (Other) In Stock
LM3S1B21-IQC80-C1T is a 32-bit ARM Cortex-M3 microcontroller from Texas Instruments featuring 80 MHz clock, 67 I/O lines, integrated ADC and DMA, in a 100-pin QFP package for industrial control applications.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 100
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S1B21-IQC80-C1T 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 up to 80 MHz for high-performance embedded processing
- 67 configurable I/O lines with integrated DMA channels for flexible peripheral management
- On-chip ADC and program ROM in compact 100-pin QFP (S-PQFP-G100) package for space-constrained designs
- Industrial-grade reliability suitable for automation, motor control, and embedded system applications
Applications
The LM3S1B21-IQC80-C1T is well-suited for industrial automation systems, motor control applications, and embedded control platforms requiring a robust 32-bit processor. Its integrated ADC and DMA capabilities make it ideal for data acquisition and real-time signal processing tasks. The device is also commonly used in building automation, smart energy systems, and human-machine interface (HMI) designs.
Specifications
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | NO |
| Clock Frequency-Max | 0.032MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PQFP-G100 |
| Number of I/O Lines | 67 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP100,.63SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| RAM (bytes) | 98304 |
| ROM (words) | 262144 |
| ROM Programmability | FLASH |
| Speed | 80MHz |
| Supply Voltage-Max | 1.32V |
| Supply Voltage-Min | 1.2V |
| 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) | NOT SPECIFIED |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.31.00.25 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM3S1B21-IQC80-C1T:
Frequently Asked Questions
What is the core architecture and maximum clock speed of the LM3S1B21-IQC80-C1T?
The LM3S1B21-IQC80-C1T is based on a 32-bit ARM Cortex-M3 core with a maximum clock frequency of 80 MHz (0.032 GHz as listed in specs), offering high computational performance for demanding embedded applications such as industrial control and real-time data processing.
How many I/O lines does the LM3S1B21-IQC80-C1T provide and what package is it available in?
The LM3S1B21-IQC80-C1T provides 67 I/O lines and is housed in a 100-pin QFP package (JESD-30 code: S-PQFP-G100), making it a compact yet feature-rich solution for applications that require a large number of GPIO connections in a standard surface-mount form factor.
Does the LM3S1B21-IQC80-C1T include ADC and DMA support?
Yes, the LM3S1B21-IQC80-C1T includes an integrated on-chip ADC for analog signal acquisition and DMA channels for efficient data transfers without CPU intervention. These features make it highly suitable for sensor interfacing, motor control feedback loops, and high-throughput embedded applications.
What are the typical applications for the LM3S1B21-IQC80-C1T?
Typical applications include industrial automation, building control systems, motor drive controllers, energy management, and human-machine interfaces (HMI). Its 32-bit ARM core, integrated ADC, DMA, and 67 I/O lines provide the performance and flexibility required for complex embedded control tasks.
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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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