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8000 Series
8900's
Featuring up to 3 integrated Controller Area Network interfaces, a 10/100 Ethernet MAC and PHY, 256K bytes of single cycle flash, 64K bytes of single cycle SRAM, and 50 MHz performance, Stellaris LM3S8900 series microcontrollers are perfect for cost-effective embedded control applications requiring industrial connectivity. Analog features in the LM3S8900 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 up to 2 quadrature encoder inputs for sophisticated motion control.
| Ethernet MAC/PHY | IEEE I588 PTP | UARTs | GPIOs | SSI | I2C | ADC Channels | |
|---|---|---|---|---|---|---|---|
| LM3S8971 | √ | – | 1 | 4-38 | 1 | - | 8 |
| LM3S8970 | √ | √ | 2 | 17-46 | 2 | 1 | – |
| LM3S8962 | √ | √ | 2 | 5-42 | 1 | 1 | 4 |
| LM3S8938 | √ | √ | 3 | 3-38 | 1 | 2 | 8 |
| LM3S8933 | √ | √ | 2 | 6-36 | 1 | 1 | 4 |
| LM3S8930 | √ | – | 1 | 13-34 | 1 | 1 | - |

The Stellaris® LM3S8971 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, 10/100 Ethernet MAC/PHY, a CAN controller, a 24-bit Systick Timer, 4x 32-bit or 8x 16-bit general-purpose timers, a watchdog timer, a SSI / SPI controller, two I2C interfaces, a UART, an analog comparator, a 10-bit analog-to-digital converter (ADC) with 8 input channels (+/- 1LSb of accuracy), a motion-control Pulse Width Modulation (PWM) module with 6 output channels, a Quadrature Encoder Input, 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 38 GPIOs.

The Stellaris® LM3S8970 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, 10/100 Ethernet MAC/PHY, 3 CAN controllers, a 24-bit Systick Timer, 4x 32-bit or 8x 16-bit general-purpose timers, a watchdog timer, two SSI / SPI controllers, an I2C interface, 2 UARTs, 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 46 GPIOs. The LM3S8970 also features hardware-assisted support for synchronized industrial networks utilizing the IEEE 1588 Precision Time Protocol (PTP).

The Stellaris® LM3S8962 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, 10/100 Ethernet MAC/PHY, a CAN controller, a 24-bit Systick Timer, 4x 32-bit or 8x 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 4 input channels (+/- 1LSb of accuracy), a motion-control Pulse Width Modulation (PWM) module with 6 output channels, two Quadrature Encoder Inputs, 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 42 GPIOs. The LM3S8962 also features hardware-assisted support for synchronized industrial networks utilizing the IEEE 1588 Precision Time Protocol (PTP).

The Stellaris® LM3S8938 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, 10/100 Ethernet MAC/PHY, a CAN controller, a 24-bit Systick Timer, 4x 32-bit or 8x 16-bit general-purpose timers, a watchdog timer, a SSI / SPI controller, two I2C interfaces, 3 UARTs, 3 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 38 GPIOs. The LM3S8938 also features hardware-assisted support for synchronized industrial networks utilizing the IEEE 1588 Precision Time Protocol (PTP).

The Stellaris® LM3S8933 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, 10/100 Ethernet MAC/PHY, a CAN controller, a 24-bit Systick Timer, 4x 32-bit or 8x 16-bit general-purpose timers, a watchdog timer, a SSI / SPI controller, an I2C interface, 2 UARTs, 3 analog comparators, a 10-bit analog-to-digital converter (ADC) with 4 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 36 GPIOs. The LM3S8933 also features hardware-assisted support for synchronized industrial networks utilizing the IEEE 1588 Precision Time Protocol (PTP).

The Stellaris® LM3S8930 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, 10/100 Ethernet MAC/PHY, 2 CAN controllers, a 24-bit Systick Timer, 4x 32-bit or 8x 16-bit general-purpose timers, a watchdog timer, a SSI / SPI controller, an I2C interface, a UART, 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 34 GPIOs.