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| PartNumber | ATSAMD21E16A-MU | ATSAMD21E16A-MFT | ATSAMD21E16A-MUT |
| Description | ARM Microcontrollers - MCU 64KB 8KB32QFN GRN1.6-3.6V48MHz | ARM Microcontrollers - MCU Cortex-M0+,64KB FLASH,8KB SRAM T&R, - 32QFN 125C, GREEN,1.6-3.6V,48MHz | IC MCU 32BIT 64KB FLASH 32QFN |
| Manufacturer | Microchip | - | - |
| Product Category | ARM Microcontrollers - MCU | - | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | QFN-32 | - | - |
| Series | SAMD21 | - | - |
| Core | ARM Cortex M0+ | - | - |
| Data Bus Width | 32 bit | - | - |
| Maximum Clock Frequency | 48 MHz | - | - |
| Program Memory Size | 64 kB | - | - |
| Data RAM Size | 8 kB | - | - |
| ADC Resolution | 12 bit | - | - |
| Number of I/Os | 26 I/O | - | - |
| Operating Supply Voltage | 1.62 V to 3.63 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Tray | - | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | - | - |
| Brand | Microchip Technology / Atmel | - | - |
| Data RAM Type | SRAM | - | - |
| Interface Type | LIN, I2C, I2S, SPI, USART | - | - |
| DAC Resolution | 10 bit | - | - |
| Number of ADC Channels | 10 Channel | - | - |
| Number of Timers/Counters | 3 Timer | - | - |
| Processor Series | SAMD21E | - | - |
| Product Type | ARM Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 2450 | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Supply Voltage Max | 3.63 V | - | - |
| Supply Voltage Min | 1.62 V | - | - |
| Watchdog Timers | Watchdog Timer, Windowed | - | - |
| Unit Weight | 0.038801 oz | - | - |