LM3S812-IQN50-C2 Texas Instruments In Stock
LM3S812-IQN50-C2 is a 32-bit ARM Cortex-M3 microcontroller by Texas Instruments, featuring 64KB Flash, 8KB SRAM, and 50MHz CPU. Key specs: 10-bit ADC, UART/SSI/I2C interfaces, PWM outputs. Available worldwide with fast shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3S812-IQN50-C2?
- 32-bit ARM Cortex-M3 core running at up to 50MHz for high-performance embedded control
- 64KB on-chip Flash and 8KB SRAM for program and data storage
- Integrated 10-bit ADC with multiple input channels for analog signal acquisition
- Multiple serial interfaces including UART, SSI (SPI), and I2C for flexible connectivity
- PWM outputs for motor control and power conversion applications
- Low-power sleep and deep-sleep modes for energy-efficient operation
- QFN package (IQN50) for compact, space-saving PCB designs
What is LM3S812-IQN50-C2 used for?
The LM3S812-IQN50-C2 is well-suited for industrial automation and motor control applications that require precise PWM generation and real-time processing. Its integrated ADC and serial communication peripherals make it ideal for sensor data acquisition systems, building automation controllers, and smart metering devices. The compact QFN50 package and low-power modes also make it a strong fit for portable and battery-powered embedded systems.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
What are equivalent replacements for LM3S812-IQN50-C2?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the CPU speed and memory configuration of the LM3S812-IQN50-C2?
The LM3S812-IQN50-C2 features a 32-bit ARM Cortex-M3 core running at up to 50MHz. It includes 64KB of on-chip Flash memory for program storage and 8KB of SRAM for runtime data, making it well-suited for mid-complexity embedded control applications.
What package type does the LM3S812-IQN50-C2 use and what are its dimensions?
The LM3S812-IQN50-C2 uses a 50-pin QFN (Quad Flat No-lead) package, denoted by the IQN50 suffix. This leadless surface-mount package offers a compact footprint and excellent thermal performance, making it ideal for space-constrained PCB designs in industrial and consumer electronics.
What communication interfaces are available on the LM3S812-IQN50-C2?
The LM3S812-IQN50-C2 integrates multiple serial communication peripherals including UART for asynchronous serial communication, SSI (Synchronous Serial Interface, compatible with SPI) for high-speed synchronous data transfer, and I2C for two-wire device communication. These interfaces enable connection to a wide range of sensors, displays, and external peripherals.
What are the typical applications for the LM3S812-IQN50-C2?
The LM3S812-IQN50-C2 is commonly used in industrial motor control, building automation, smart metering, and sensor data acquisition systems. Its integrated PWM outputs and 10-bit ADC make it especially effective for applications requiring precise analog measurement and actuator control, such as HVAC systems, power converters, and factory automation equipment.
Is the LM3S812-IQN50-C2 still in production and what are alternatives?
The LM3S812 is part of Texas Instruments' legacy Stellaris microcontroller family. For new designs, TI recommends migrating to the Tiva C Series such as the TM4C123GH6PM, which offers pin and software compatibility with enhanced peripherals, higher performance, and longer-term availability. Existing LM3S812-IQN50-C2 stock remains available through authorized distributors 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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