LM3S9B92-IQC80-C0T Texas Instruments Integrated Circuit (Other) In Stock
Texas Instruments LM3S9B92-IQC80-C0T is an ARM Cortex-M3 based Stellaris microcontroller running at up to 80MHz, integrating 256KB flash, 96KB SRAM, Ethernet MAC/PHY, USB, and multiple communication peripherals in a 100-pin QFP package.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 100
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3S9B92-IQC80-C0T?
- ARM Cortex-M3 core running at up to 80MHz enables deterministic real-time control in embedded applications
- Integrated 10/100 Ethernet MAC/PHY allows direct network connectivity without an external PHY chip
- 256KB flash and 96KB SRAM provide ample code and data storage for feature-rich firmware
- USB 2.0 full-speed device, host, and OTG support enables versatile USB connectivity in embedded designs
- Rich peripheral set including UART, SPI, I2C, CAN, and ADC channels simplifies multi-protocol system integration
What is LM3S9B92-IQC80-C0T used for?
The LM3S9B92-IQC80-C0T is designed for connected embedded control applications requiring Ethernet, USB, and real-time processing such as industrial automation controllers, building automation gateways, and networked sensor nodes. Its 80MHz Cortex-M3 core with 256KB flash handles complex communication stacks alongside motor control algorithms and process loop timing. The multi-protocol peripheral set including CAN, UART, and SPI makes it well-suited for machine-to-machine communication hubs and programmable logic controller replacement boards.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Country of Origin |
What are equivalent replacements for LM3S9B92-IQC80-C0T?
Compatible alternatives and drop-in replacements for LM3S9B92-IQC80-C0T:
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 80MHz, CMOS, PQFP100
RISC Microcontroller, 32-Bit, FLASH, CORTEX-M3 CPU, 80MHz, CMOS, PQFP100
Frequently Asked Questions
What is the maximum CPU clock frequency and flash memory size of the LM3S9B92-IQC80-C0T?
The LM3S9B92-IQC80-C0T operates its ARM Cortex-M3 core at up to 80MHz and integrates 256KB of on-chip flash memory for program storage. Combined with 96KB of SRAM, this configuration supports feature-rich firmware including TCP/IP stacks, RTOS kernels, and motor control algorithms simultaneously.
Does the LM3S9B92 include an integrated Ethernet PHY, or does it require an external chip?
The LM3S9B92 includes an integrated 10/100 Ethernet MAC and PHY, eliminating the need for a discrete external PHY component. This reduces BOM cost, simplifies PCB routing, and decreases the number of power supply rails needed for Ethernet-enabled industrial controllers and embedded networking devices.
Which communication protocols does the LM3S9B92-IQC80-C0T support for industrial fieldbus integration?
The LM3S9B92-IQC80-C0T supports multiple industrial communication protocols through its on-chip peripherals, including CAN bus for automotive and industrial fieldbus networks, UART for RS-232/RS-485 links, SPI and I2C for sensor interfaces, and USB 2.0 full-speed for device or host connectivity, all from a single 100-pin QFP package.
When is the LM3S9B92-IQC80-C0T a practical choice compared to a lower-end Cortex-M3 without Ethernet?
The LM3S9B92-IQC80-C0T is the better choice when the design requires wired 10/100 Ethernet connectivity alongside real-time control at 80MHz. Compared to a basic Cortex-M3 MCU without integrated Ethernet, it saves PCB area and eliminates the external PHY, MII interface traces, and additional power management circuitry that would otherwise be needed.
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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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