Manufacturer Part Number
LM3S5B91-IQC80-C5T
Manufacturer
Texas Instruments
Introduction
The LM3S5B91-IQC80-C5T is a high-performance ARM® Cortex®-M3 core-based microcontroller designed for embedded applications requiring a broad range of interface options and robustness.
Product Features and Performance
32-Bit Single-Core ARM Cortex-M3 processor
Operational speed of 80MHz
Comprehensive connectivity options including CANbus, EBI/EMI, I2C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB OTG
Peripherals include Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Program Memory of 256KB FLASH
RAM of 96KB
Internal Oscillator Type
16x10b Analog to Digital Converters
Product Advantages
Wide array of connectivity and interface options
Enhanced power management with Brown-out Detect/Reset and Power-on Reset
Adequate memory capacity (both RAM and Flash) for complex operations
Robust temperature range for operation in diverse environments
Key Technical Parameters
Core Size: 32-Bit Single-Core
Speed: 80MHz
Number of I/O: 72
Program Memory Size: 256KB FLASH
RAM Size: 96KB
Voltage Supply: 1.08V ~ 1.32V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Integrated Watchdog Timer for system reliability
Brown-out Detect/Reset for voltage dip monitoring
Compatibility
Compatible with a broad range of standard communication and interface protocols
Surface Mount 100-LQFP (14x14) ensures compatibility with modern PCB technology
Application Areas
Industrial controls
Automotive systems
Consumer electronics
Home automation
Product Lifecycle
Currently listed as Obsolete
Potential need to seek replacements or upgrades within similar product ranges from Texas Instruments
Several Key Reasons to Choose This Product
Highly integrable with various standard communication protocols suitable for multi-platform applications
Sufficient memory resources for high-data handling and storage
Inbuilt safety features that ensure reliable operation
Broad operating temperature makes it suitable for harsh environments
Obsolete status may favor cost savings for projects not requiring long-term support or future scalability.