The LM3S5B91-IQC80-B1 is a highly integrated and high-performance microcontroller from Texas Instruments.

• Processor Core: 32-bit ARM Cortex-M3
• Core Frequency: Up to 80 MHz
• FPU: Integrated floating-point unit (FPU)
• Communication Interfaces: Ethernet MAC and PHY, USB OTG/Host/Device, CAN, I2C, SSI/SPI, UART, and GPIOs
• ADC: Integrated 10-bit ADC
• Timers: General-purpose timers, watchdog timers, and a SysTick timer
• Flash Memory: 256 KB of single-cycle Flash memory
• SRAM: 96 KB of SRAM
• Power Operation: Low-power operation with several power-saving modes available
• Supply Voltage: 3.3V
• Temperature Range: -40 to 85 degrees Celsius