| Part Number | LM3S5P31-IQC80-C0 | LM3S5P31-IQC80-C0T | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Embedded - Microcontrollers | Embedded - Microcontrollers | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Core Processor | ARM® Cortex®-M3 | ARM® Cortex®-M3 | 
| Core Size | 32-Bit Single-Core | 32-Bit Single-Core | 
| Speed | 80MHz | 80MHz | 
| Connectivity | CANbus, I²C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB | CANbus, I²C, IrDA, LINbus, Microwire, QEI, SPI, SSI, UART/USART, USB | 
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT | Brown-out Detect/Reset, DMA, POR, PWM, WDT | 
| Number of I/O | 67 | 67 | 
| Program Memory Size | 64KB (64K x 8) | 64KB (64K x 8) | 
| Program Memory Type | Flash | Flash | 
| EEPROM Size | - | - | 
| RAM Size | 24K x 8 | 24K x 8 | 
| Voltage - Supply (Vcc/Vdd) | 1.08V ~ 1.32V | 1.08V ~ 1.32V | 
| Data Converters | A/D 16x10b | A/D 16x10b | 
| Oscillator Type | Internal | Internal | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 100-LQFP | 100-LQFP | 
| Supplier Device Package | 100-LQFP (14x14) | 100-LQFP (14x14) |