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2900's

Featuring up to 2 integrated Controller Area Network interfaces, 256K bytes of single cycle flash, 64K bytes of single cycle SRAM, and 50 MHz performance, the Stellaris LM3S2900 microcontrollers are perfect for cost-effective embedded control applications requiring industrial connectivity. Analog features in the LM3S2900 series include 3 analog comparators and up to 8 channels of 10-bit ADC at up to 1M samples per second. In addition, the series features up to 6 PWM outputs and a up to 2 quatrature encoder inputs for sophisticated motion control.

Summarized Features

CANUARTsGPIOsSSII2CAnalog ComparatorsADC Channels PWM PinsQuadrature Encoder
LM3S2965233-56223462
LM3S29502310-60213–61
LM3S29482312-522138––
LM3S29391318-57113341
LM3S29181215-522228--
LM3S29111321-60222---


Product Details



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LM3S2965

The LM3S2965 microcontroller is based on the ARM Cortex-M3 controller core operating at 50 MHz, with 256 kB single-cycle flash, 64 kB single-cycle SRAM, two CAN controllers, Systick timer, four 32-bit or eight16-bit general purpose timers, watchdog timer, two SSI / SPI controllers, two I2C interfaces, three analog comparators, three UARTs, 10-bit analog-to-digital converter (ADC) with four input channels, six motion-control Pulse Width Modulation (PWM) outputs, two Quadrature Encoder Inputs, 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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LM3S2950

The LM3S2950 microcontroller is based on the ARM Cortex-M3 controller core operating at 50 MHz, with 256 kB single-cycle flash, 64 kB single-cycle SRAM, two CAN controllers, Systick timer, four 32-bit or eight 16-bit general purpose timers, watchdog timer, two SSI / SPI controllers, I2C interface, three analog comparators, three UARTs, 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 60 GPIOs.

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LM3S2948

The LM3S2948 microcontroller is based on the ARM Cortex-M3 controller core operating at 50 MHz, with 256 kB single-cycle flash, 64 kB single-cycle SRAM, two CAN controllers, Systick timer, four 32-bit or eight 16-bit general purpose timers, watchdog timer, two SSI / SPI controllers, I2C interface, three analog comparators, three UARTs, 10-bit analog-to-digital converter (ADC) with eight input channels, battery-backed hibernation module with RTC, low drop-out voltage regulator, brown-out reset, power-on reset controller, and up to 52 GPIOs.

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LM3S2939

The LM3S2939 microcontroller is based on the ARM Cortex-M3 controller core operating at 50 MHz, with 256 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 interfaces, three analog comparators, three UARTs, 10-bit analog-to-digital converter (ADC) with three input channels, four 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 57 GPIOs.

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LM3S2918

The Stellaris® LM3S2918 microcontroller is based on the ARM® Cortex™-M3 controller core operating at 50 MHz, with 256 kB single-cycle flash, 64 kB single-cycle SRAM, a CAN controller, a 24-bit Systick Timer, 4x 32-bit or 8x 16-bit general-purpose timers, a watchdog timer, two SSI / SPI controllers, two I2C interfaces, 2 UARTs, 2 analog comparators, a 10-bit analog-to-digital converter (ADC) with 8 input channels (+/- 1LSb of accuracy), 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 52 GPIOs.

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LM3S2911

The Stellaris® LM3S2911 microcontroller is based on the ARM® Cortex™-M3 controller core operating at 50 MHz, with 256 kB single-cycle flash, 64 kB single-cycle SRAM, a CAN controller, a 24-bit Systick Timer, 4x 32-bit or 8x 16-bit general-purpose timers, a watchdog timer, two SSI / SPI controllers, two I2C interfaces, 3 UARTs, 2 analog comparators, 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 60 GPIOs.