LM3S9B92-IQC80-C3T

Microcontrollers Overview

The LM3S9B92-IQC80-C3T is a Stellaris microcontroller featuring an ARM Cortex-M3 core operating at 80 MHz. It integrates 256 KB of Flash memory and 96 KB of SRAM within a 100-pin LQFP package. The device includes a 10/100 Ethernet MAC and PHY, USB OTG, two CAN controllers, three UARTs, two I2C modules, and two SSI interfaces. Analog capabilities consist of two 10-bit ADCs with 16 channels and three analog comparators. System features include DMA, four 32-bit timers, and advanced motion control peripherals.

Microcontrollers Feature Summary

• Integrated 10/100 Ethernet MAC and PHY for network connectivity
• USB On-The-Go (OTG) interface supporting host and device modes
• Dual CAN 2.0 A/B controllers for robust communication
• Advanced motion control with PWM outputs and quadrature encoder inputs

Microcontrollers Applications

• Industrial automation and motor control systems
• Networked embedded devices requiring Ethernet connectivity
• Automotive applications utilizing CAN bus protocols
• Portable devices supported by USB OTG functionality

Microcontrollers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required package and temperature grade. Check current lifecycle status as availability may be limited. Ensure compliance with RoHS directives relevant to your region. Validate pinout compatibility during integration planning.

Microcontrollers Selection Notes

Evaluate memory requirements against the 256 KB Flash and 96 KB SRAM limits. Consider peripheral needs such as Ethernet, USB, and CAN for system architecture. Assess power consumption profiles across the specified industrial temperature range. Compare processing speed requirements with the 80 MHz clock capability. Review GPIO availability for interface connections.

Microcontrollers Part Context

This component belongs to the Texas Instruments Stellaris family based on the ARM Cortex-M3 architecture. It targets high-performance embedded applications requiring integrated networking and motion control. The series emphasizes low power operation alongside rich peripheral sets for complex system designs.

Microcontrollers Replacement Considerations

LM3S9B92-IQC80-B1

Microcontrollers FAQ

Does the LM3S9B92 support both Ethernet and USB simultaneously?

Yes, the device integrates a 10/100 Ethernet MAC/PHY and a USB 2.0 OTG controller, allowing simultaneous operation.

What is the maximum operating frequency of the processor core?

The ARM Cortex-M3 core operates at a maximum frequency of 80 MHz.