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2700's

eaturing an integrated Controller Area Network interface, 128K bytes of single cycle flash, 64K bytes of single cycle SRAM, and 50 MHz performance, the Stellaris LM3S2700 microcontrollers are perfect for cost-effective embedded control applications requiring industrial connectivity. Analog features in the LM3S2700 series include up to 2 analog comparators and up to 6 channels of 10-bit ADC. In addition, the series features up to 8 PWM outputs and a quatrature encoder input for sophisticated motion control.

Summarized Features

CANUARTsGPIOsSSII2CAnalog ComparatorsADC Channels PWM PinsQuadrature Encoder
LM3S2776110-3311–68–
LM3S27391220-56111461
LM3S27301137-601–2–––


Product Details



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LM3S2776

The Stellaris® LM3S2776 microcontroller is based on the ARM® Cortex™-M3 controller core operating at 50 MHz, with 128 kB single-cycle flash, 64 kB single-cycle SRAM, a 32-ch DMA, a CAN controller, a 24-bit Systick Timer, 3x 32-bit or 6x 16-bit general-purpose timers, a watchdog timer, an SSI / SPI controller, an I2C interface, a UART, a 10-bit analog-to-digital converter (ADC) with 6 input channels (+/- 1 LSb of accuracy), a motion-control Pulse Width Modulation (PWM) module with 8 output channels, a battery-backed hibernation module with RTC and 256 bytes of non-volatile state-saving memory, a low drop-out voltage regulator, brown-out reset, power-on reset controller, and up to 33 GPIOs. Furthermore, the LM3S2776 microcontroller features ROM preloaded with the Stellaris Driver Library and BootLoader.

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LM3S2739

The LM3S2739 microcontroller is based on the ARM Cortex-M3 controller core operating at 50 MHz, with 128 kB single-cycle flash, 64 kB single-cycle SRAM, CAN controller, Systick timer, three 32-bit or six 16-bit general purpose timers, watchdog timer, SSI / SPI controller, I2C interface, analog comparator, two UARTs, 10-bit analog-to-digital converter (ADC) with four input channels, six motion-control Pulse Width Modulation (PWM) outputs, Quadrature Encoder Input, battery-backed hibernation module with RTC, low drop-out voltage regulator, brown-out reset, power-on reset controller, and up to 56 GPIOs.

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LM3S2730

The LM3S2730 microcontroller is based on the ARM Cortex-M3 controller core operating at 50 MHz, with 128 kB single-cycle flash, 64 kB single-cycle SRAM, CAN controller, Systick timer, three 32-bit or six 16-bit general purpose timers, watchdog timer, SSI / SPI controller, two analog comparators, UART, low drop-out voltage regulator, brown-out reset, power-on reset controller, and up to 60 GPIOs.