Overview
The LM3S9B92-IQC80-C5 is a high-performance microcontroller from Texas Instruments, part of the Stellaris LM3S9B92 series. This microcontroller is based on the ARM® Cortex™-M3 processor core, operating at 80 MHz and delivering 100 DMIPS performance. It is designed for real-time embedded applications and features a comprehensive set of peripherals and interfaces, making it suitable for a wide range of industrial and consumer applications.
Key Specifications
| Parameter | Value |
|---|---|
| Processor Core | ARM Cortex-M3 |
| Maximum Clock Frequency | 80 MHz |
| Program Memory Size | 256 KB Flash |
| Data RAM Size | 96 KB SRAM |
| Supply Voltage Range | 1.235 V to 1.365 V |
| Operating Temperature Range | -40°C to 85°C |
| Number of GPIOs | Up to 65 |
| ADC Resolution | 10-bit |
| Number of ADC Channels | 16 |
| Package Type | 100-pin LQFP |
| Interface Type | I2C, SPI, UART, Ethernet MAC/PHY, USB 2.0 OTG/Host/Device |
Key Features
- ARM Cortex-M3 Processor Core: 80-MHz operation, 100 DMIPS performance, ARM Cortex SysTick Timer, and Nested Vectored Interrupt Controller (NVIC).
- On-Chip Memory: 256 KB single-cycle Flash memory, 96 KB single-cycle SRAM, and internal ROM loaded with StellarisWare software.
- External Peripheral Interface (EPI): 8/16/32-bit dedicated parallel bus for external peripherals, supporting SDRAM, SRAM/Flash memory, FPGAs, and CPLDs.
- Advanced Serial Integration: 10/100 Ethernet MAC and PHY, two CAN 2.0 A/B controllers, USB 2.0 OTG/Host/Device, three UARTs with IrDA and ISO 7816 support, two I2C modules, two Synchronous Serial Interface modules (SSI), and an Integrated Interchip Sound (I2S) module.
- System Integration: Direct Memory Access Controller (DMA), system control and clocks including on-chip precision 16-MHz oscillator, four 32-bit timers (up to eight 16-bit), eight Capture Compare PWM pins (CCP), Real-Time Clock, and two Watchdog Timers.
- GPIO and Pin Muxing: Up to 65 GPIOs with highly flexible pin muxing, independently configurable to 2, 4, or 8 mA drive capability, and up to 4 GPIOs with 18 mA drive capability.
- Advanced Motion Control: Eight advanced PWM outputs for motion and energy applications, four fault inputs for low-latency shutdown, and two Quadrature Encoder Inputs (QEI).
- Analog Capabilities: Two 10-bit Analog-to-Digital Converters (ADC) with sixteen analog input channels, three analog comparators, and 16 digital comparators.
- Debug and Programming: JTAG and ARM Serial Wire Debug (SWD) capabilities.
Applications
- Motion control
- Factory automation
- Fire and security systems
- HVAC and building control
- Power and energy management
- Transportation systems
- Test and measurement equipment
- Medical instrumentation
- Remote monitoring systems
- Electronic point-of-sale (POS) machines
- Network appliances and switches
- Gaming equipment
Q & A
- What is the processor core of the LM3S9B92-IQC80-C5?
The processor core is the ARM Cortex-M3, operating at 80 MHz and delivering 100 DMIPS performance.
- How much program memory and data RAM does the LM3S9B92-IQC80-C5 have?
The microcontroller has 256 KB of Flash memory and 96 KB of SRAM.
- What is the operating temperature range of the LM3S9B92-IQC80-C5?
The operating temperature range is -40°C to 85°C).
- What types of interfaces does the LM3S9B92-IQC80-C5 support?
The microcontroller supports I2C, SPI, UART, Ethernet MAC/PHY, and USB 2.0 OTG/Host/Device interfaces).
- How many GPIOs are available on the LM3S9B92-IQC80-C5?
Up to 65 GPIOs are available, with flexible pin muxing capabilities).
- What are the key features of the on-chip memory?
The on-chip memory includes 256 KB single-cycle Flash memory, 96 KB single-cycle SRAM, and internal ROM loaded with StellarisWare software).
- Does the LM3S9B92-IQC80-C5 support advanced motion control features?
Yes, it supports eight advanced PWM outputs, four fault inputs, and two Quadrature Encoder Inputs (QEI)).
- What are the debug and programming capabilities of the LM3S9B92-IQC80-C5?
The microcontroller supports JTAG and ARM Serial Wire Debug (SWD) capabilities).
- What are some of the target applications for the LM3S9B92-IQC80-C5?
Target applications include motion control, factory automation, fire and security systems, HVAC and building control, and more).
- Is the LM3S9B92-IQC80-C5 RoHS compliant?
Yes, the LM3S9B92-IQC80-C5 is RoHS compliant).
