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800 Series Devices

Featuring 64K bytes of single cycle flash, 8K bytes of single cycle SRAM, and 50 MHz performance, the Stellaris LM3S800 microcontrollers are perfect for embedded control applications requiring more sophisticated algorithms. Analog features in the LM3S800 series include up to 3 analog comparators and up to 8 channels of 10-bit ADC at up to 1M samples per second. Motion control features include up to 6 PWM generators suitable for sophisticated motion control and quadrature encoder input.

Summarized Features

UARTsGPIOsSSII2CAnalog ComparatorsADC ChannelsADC kSamples Per Sec. PWM PinsQuadrature Encoder
LM3S82827-2811–81M––
LM3S81820-301–161M61
LM3S81721-301–161M6–
LM3S81520-341132500K6–
LM3S81227-341112250K2–
LM3S81121-321114500K6–
LM3S80825-281118500K--
LM3S80120-36113––61
LM3S80027-36113----


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LM3S828

The LM3S828 microcontroller is based on the ARM Cortex-M3 controller core, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, low drop-out voltage regulator, brown-out reset and power-on reset controller, three 32-bit or six 16-bit timers, watchdog timer, Synchronous Serial Interface (SSI), I2C, two UARTs, 10-bit 1M samples per second analog-to-digital converter (ADC) with eight input channels, and up to 28 GPIOs.

LM3S817
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LM3S818

The LM3S818 microcontroller is based on the ARM Cortex-M3 controller core, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, low drop-out voltage regulator, brown-out reset and power-on reset controller, three 32-bit or six 16-bit timers, watchdog timer, Synchronous Serial Interface (SSI), three analog comparators, two UARTs, 10-bit analog-to-digital converter (ADC) with six input channels, six motion-control Pulse Width Modulation (PWM) outputs, and up to 30 GPIOs.

LM3S818
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LM3S817

The LM3S817 microcontroller is based on the ARM Cortex-M3 controller core, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, low drop-out voltage regulator, brown-out reset and power-on reset controller, three 32-bit or six 16-bit timers, watchdog timer, Synchronous Serial Interface (SSI), analog comparator, two UARTs, 10-bit analog-to-digital converter (ADC) with six input channels, six motion-control Pulse Width Modulation (PWM) outputs, and up to 30 GPIOs.

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LM3S815

The LM3S815 microcontroller is based on the ARM Cortex-M3 controller core, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, low drop-out voltage regulator, brown-out reset and power-on reset controller, three 32-bit or six 16-bit timers, watchdog timer, Synchronous Serial Interface (SSI), I2C, three analog comparators, two UARTs, 10-bit analog-to-digital converter (ADC) with two input channels, six motion-control Pulse Width Modulation (PWM) outputs, and up to 34 GPIOs.

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LM3S812

The LM3S812 microcontroller is based on the ARM Cortex-M3 controller core, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, low drop-out voltage regulator, brown-out reset and power-on reset controller, three 32-bit or six 16-bit timers, watchdog timer, Synchronous Serial Interface (SSI), I2C, analog comparator, two UARTs, 10-bit analog-to-digital converter (ADC) with two input channels, two motion-control Pulse Width Modulation (PWM) outputs, and up to 34 GPIOs.

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LM3S811

The LM3S811 microcontroller is based on the ARM Cortex-M3 controller core, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, low drop-out voltage regulator, brown-out reset and power-on reset controller, three 32-bit or six 16-bit timers, watchdog timer, Synchronous Serial Interface (SSI), I2C, analog comparator, two UARTs, 10-bit analog-to-digital converter (ADC) with four input channels, six motion-control Pulse Width Modulation (PWM) outputs, and up to 32 GPIOs.

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LM3S808

The Stellaris®LM3S808 microcontroller is based on the ARM® Cortex™-M3 controller core operating at 50 MHz, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, a 24-bit Systick Timer, 3x 32-bit or 6x 16-bit general-purpose timers, a watchdog timer, a SSI / SPI controller, an I2C interface, 2 UARTs, an analog comparator, a 10-bit analog-to-digital converter (ADC) with 8 input channels (+/- 1LSb of accuracy), a low drop-out voltage regulator, brown-out reset, power-on reset controller, and up to 28 GPIOs.

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LM3S801

The LM3S801 microcontroller is based on the ARM Cortex-M3 controller core, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, low drop-out voltage regulator, brown-out reset and power-on reset controller, three 32-bit or six 16-bit timers, watchdog timer, Synchronous Serial Interface (SSI), I2C, three analog comparators, two UARTs, six motion-control Pulse Width Modulation (PWM) outputs, quadrature encoder input, and up to 36 GPIOs.

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LM3S800

The Stellaris®LM3S800 microcontroller is based on the ARM® Cortex™-M3 controller core operating at 50 MHz, with 64 kB single-cycle flash, 8 kB single-cycle SRAM, a 24-bit Systick Timer, 3x 32-bit or 6x 16-bit general-purpose timers, a watchdog timer, a SSI / SPI controller, an I2C interface, 2 UARTs, 3 analog comparators, a low drop-out voltage regulator, brown-out reset, power-on reset controller, and up to 36 GPIOs.