 | |  | |
| PartNumber | ATSAML21G18B-AUT | ATSAML21G18B-ANT | ATSAML21G18B-MNT |
| Description | ARM Microcontrollers - MCU ARM Cortex-M0+ 128KBFlash 24KB SRAM | ARM Microcontrollers - MCU 48TQFP 85C, GREEN,1.6-3.6V,48MHz | ARM Microcontrollers - MCU 48QFN 85C, GREEN,1.6-3.6V,48MHz |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-48 | TQFP-48 | VQFN-48 |
| Series | SAML21 | SAML21 | SAML21 |
| Core | ARM Cortex M0+ | ARM Cortex M0+ | ARM Cortex M0+ |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 48 MHz | 48 MHz | 48 MHz |
| Program Memory Size | 256 kB | 256 kB | 256 kB |
| Data RAM Size | 32 kB | 32 kB | 32 kB |
| ADC Resolution | 12 bit | 12 bit | 12 bit |
| Number of I/Os | 37 I/O | 37 I/O | 37 I/O |
| Operating Supply Voltage | 3.3 V | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | Reel |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Data RAM Type | SRAM | SRAM | SRAM |
| Interface Type | I2C, LIN, SPI, USART, USB | I2C, LIN, SPI, USART, USB | I2C, LIN, SPI, USART, USB |
| Analog Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| DAC Resolution | 12 bit | 2 x 12 bit | 2 x 12 bit |
| I/O Voltage | 3.3 V | 3.3 V | 3.3 V |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 10 Channel | 14 Channel | 14 Channel |
| Number of Timers/Counters | 6 x 16 bit | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 2500 | 2500 | 4000 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.63 V | 3.63 V | 3.63 V |
| Supply Voltage Min | 1.62 V | 1.62 V | 1.62 V |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | Watchdog Timer |
| Unit Weight | 0.319998 oz | - | - |