LM3S9B96-IQC80-C5

Microcontrollers Overview

The LM3S9B96-IQC80-C5 is a Stellaris microcontroller featuring an ARM Cortex-M3 processor core operating at 80 MHz. It integrates 256 KB of single-cycle Flash memory and 96 KB of SRAM. The device includes an internal ROM loaded with StellarisWare software, a 10/100 Ethernet MAC and PHY with IEEE 1588 PTP support, two CAN 2.0 A/B controllers, and USB 2.0 OTG capabilities. It provides three UARTs, two I2C modules, two SSI modules, and an integrated I2S module. Analog features include two 10-bit ADCs with 16 channels and a sample rate of one million samples per second, along with analog and digital comparators.

Microcontrollers Feature Summary

• Integrated 10/100 Ethernet MAC and PHY with hardware support for IEEE 1588 Precision Time Protocol
• Advanced motion control capabilities including eight advanced PWM outputs, four fault inputs, and two Quadrature Encoder Inputs
• External Peripheral Interface supporting dedicated parallel bus connections for external peripherals such as SDRAM, SRAM, Flash, FPGAs, and CPLDs
• Micro Direct Memory Access controller for efficient data transfer between memory and peripherals

Microcontrollers Applications

• Industrial automation systems requiring precise motion control
• Networked embedded devices utilizing Ethernet connectivity
• Automotive applications supported by CAN bus integration
• Data acquisition systems leveraging high-speed analog-to-digital conversion

Microcontrollers Procurement Notes

Verify the specific ordering suffix to confirm package type and temperature range. Confirm RoHS compliance status and moisture sensitivity level prior to assembly. Ensure compatibility with existing design footprints for the 100-pin LQFP or 108-ball BGA options. Check for any product change notices regarding availability or manufacturing updates.

Microcontrollers Selection Notes

Select this component when high-performance processing combined with robust communication interfaces is required. The inclusion of an on-chip Ethernet PHY simplifies network interface designs. Consider the available GPIO count and peripheral set against system requirements. Evaluate the need for specific motion control features like QEI and advanced PWM outputs.

Microcontrollers Part Context

This part belongs to the Texas Instruments Stellaris family of microcontrollers based on the ARM Cortex-M3 architecture. The series is designed for cost-sensitive, high-volume embedded applications. The LM3S9B96 variant specifically targets applications needing extensive connectivity and real-time control capabilities within a compact footprint.

Microcontrollers Replacement Considerations

Consult official documentation for verified substitute part numbers. Cross-reference pinouts and electrical specifications carefully. Verify software compatibility if migrating from legacy Stellaris devices.