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| PartNumber | ATSAMD20E18A-MUT | ATSAMD20E18A-MU | ATSAMD20E18A-MUTA3 |
| Description | ARM Microcontrollers - MCU Cortx-M0+256KB FLASH | ARM Microcontrollers - MCU Cortx-M0+256KB FLASH | MCU 32-Bit SAM D20E ARM Cortex M0+ RISC 256KB Flash 1.8V/2.5V/3.3V 32-Pin QFN EP T/R - Bulk (Alt: ATSAMD20E18A-MUTA3) |
| Manufacturer | Microchip | Microchip | - |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-32 | QFN-32 | - |
| Series | SAMD1/2x | SAMD1/2x | - |
| Core | ARM Cortex M0 | ARM Cortex M0 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 48 MHz | 48 MHz | - |
| Program Memory Size | 256 kB | 256 kB | - |
| Data RAM Size | 32 kB | 32 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 26 I/O | 26 I/O | - |
| Operating Supply Voltage | 1.8 V | 1.8 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | Tray | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | - |
| Interface Type | I2C, SPI, USART | I2C, SPI, USART | - |
| I/O Voltage | 3.3 V | 3.3 V | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 10 | 10 | - |
| Number of Timers/Counters | 6 Timer | 6 Timer | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 5000 | 490 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 1.95 V | 1.95 V | - |
| Supply Voltage Min | 1.62 V | 1.62 V | - |
| Unit Weight | 0.006653 oz | 0.006653 oz | - |