The Stellaris ARM Cortex-M3S 5000 microcontroller is a 32-bit processor with 256 kilobytes of flash memory and 64 kilobytes of random access memory. It operates at a maximum frequency of 80 megahertz and can withstand temperatures up to 85 degrees Celsius. This device is compliant with the Restriction of Hazardous Substances (RoHS) directive and is available in a 100-pin LQFP package. The microcontroller features a range of interfaces, including I2C, SPI, UART, USB, IrDA, and USART, and has 67 programmable input/output lines and four timers/counters. Additionally, it includes peripherals such as brown-out detect/reset, power-on reset, pulse-width modulation, and a watchdog timer, as well as support for direct memory access.
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Texas Instruments LM3S5951-IQC80-C1 technical specifications.
| Package/Case | LQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Interface | I2C, SPI, UART, USB, IrDA, USART |
| Length | 14.2mm |
| Max Frequency | 80MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 256KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Mount | Surface Mount |
| Number of I/Os | 67 |
| Number of Programmable I/O | 67 |
| Number of Timers/Counters | 4 |
| Operating Supply Voltage | 3.3V |
| Oscillator Type | Internal |
| Package Quantity | 1 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA |
| RAM Size | 64KB |
| RoHS Compliant | Yes |
| Series | Stellaris® ARM® Cortex®-M3S 5000 |
| RoHS | Compliant |
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