Controllers without Firmware
- ATSAMG51：ARM® Cortex®-M4-based microcontroller with 256KB Flash, 64KB SRAM, 48MHz, serial communication peripherals, ADC, 49 pins or 100 pins
- ATSAMG53：ARM Cortex-M4-based microcontroller with FPU, 512KB Flash, 96KB SRAM, 48MHz, serial communication peripherals, ADC, SRAM power banking, I2S & PDM, 49 pins or 100 pins.
- ATSAMG54：ARM Cortex-M4-based microcontroller with FPU, 512KB Flash, 96KB SRAM, 96MHz, serial communication peripherals, ADC, SRAM power banking, I2S & PDM, and 49 pins or 100 pins.
- ATSAMG55：ARM Cortex-M4-based microcontroller with FPU, 512KB Flash, 176KB SRAM, 120MHz, serial communication peripherals, ADC, SRAM power banking, I2S and PDM, USB Host and Device 49 pins or 64 pins.
- ATSAMD20J18：ARM Cortex-M0+ based microcontroller with 256KB Flash, 32KB SRAM, 48 MHz, eight 16-bit timer/counters, 6 SERCOMs, 20-channel 12-bit ADC, 10-bit DAC, 64 pins
- ATSAMD20J17：ARM Cortex-M0+ based microcontroller with 128KB Flash, 16KB SRAM, 48 MHz, eight 16-bit timer/counters, 6 SERCOMs, 20-channel 12-bit ADC, 10-bit DAC, 64 pins
- ATSAMD20J16：ARM Cortex-M0+ based microcontroller with 64KB Flash, 8KB SRAM, 48 MHz, eight 16-bit timer/counters, 6 SERCOMs, 20-channel 12-bit ADC, 10-bit DAC, 64 pins
- ATSAMD20J15：ARM Cortex-M0+ based microcontroller with 32KB Flash, 4KB SRAM, 48 MHz, eight 16-bit timer/counters, 6 SERCOMs, 20-channel 12-bit ADC, 10-bit DAC, 64 pins
- ATSAMD20J14：ARM Cortex-M0+ based microcontroller with 16KB Flash, 2KB SRAM, 48 MHz, eight 16-bit timer/counters, 6 SERCOMs, 20-channel 12-bit ADC, 10-bit DAC, 64 pins
- ATSAMD20G18：ARM Cortex-M0+ based microcontroller with 256KB Flash, 32KB SRAM, 48 MHz, six 16-bit timer/counters, 6 SERCOMs, 14-channel 12-bit ADC, 10-bit DAC, 48 pins
- ATSAMD20G17：ARM Cortex-M0+ based microcontroller with 128KB Flash, 16KB SRAM, 48 MHz, six 16-bit timer/counters, 6 SERCOMs, 14-channel 12-bit ADC, 10-bit DAC, 48 pins
- ATSAMD20G16：ARM Cortex-M0+ based microcontroller with 64KB Flash, 8KB SRAM, 48 MHz, six 16-bit timer/counters, 6 SERCOMs, 14-channel 12-bit ADC, 10-bit DAC, 48 pins
- ATSAMD20G15：ARM Cortex-M0+ based microcontroller with 32KB Flash, 4KB SRAM, 48 MHz, six 16-bit timer/counters, 6 SERCOMs, 14-channel 12-bit ADC, 10-bit DAC, 48 pins
- ATSAMD20G14：ARM Cortex-M0+ based microcontroller with 16KB Flash, 2KB SRAM, 48 MHz, six 16-bit timer/counters, 6 SERCOMs, 14-channel 12-bit ADC, 10-bit DAC, 48 pins
- ATSAMD20E18：ARM Cortex-M0+ based microcontroller with 256KB Flash, 32KB SRAM, 48 MHz, six 16-bit timer/counters, 4 SERCOMs, 10-channel 12-bit ADC, 10-bit DAC, 32 pins
- ATSAMD20E17：ARM Cortex-M0+ based microcontroller with 128KB Flash, 16KB SRAM, 48 MHz, six 16-bit timer/counters, 4 SERCOMs, 10-channel 12-bit ADC, 10-bit DAC, 32 pins
- ATSAMD20E16：ARM Cortex-M0+ based microcontroller with 64KB Flash, 8KB SRAM, 48 MHz, six 16-bit timer/counters, 4 SERCOMs, 10-channel 12-bit ADC, 10-bit DAC, 32 pins
- ATSAMD20E15：ARM Cortex-M0+ based microcontroller with 32KB Flash, 4KB SRAM, 48 MHz, six 16-bit timer/counters, 4 SERCOMs, 10-channel 12-bit ADC, 10-bit DAC, 32 pins
- ATSAMD20E14：ARM Cortex-M0+ based microcontroller with 16KB Flash, 2KB SRAM, 48 MHz, six 16-bit timer/counters, 4 SERCOMs, 10-channel 12-bit ADC, 10-bit DAC, 32 pins
