ATSAMD21E18A-MF vs ATSAMD21E18A-MU Comparison
Detailed side-by-side comparison of ATSAMD21E18A-MF by Microchip Technology and ATSAMD21E18A-MU by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD21E18A-MF - 256KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E18A-MF ✓ ActiveMicrochip Technology
ATSAMD21E18A-MU - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD21E18A-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E18A-MF | ATSAMD21E18A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $6.95 | $2.27 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Series | SAM D21E | — |
| Maximum Clock Frequency | 48 MHz | — |
| Flash Memory | 256 KB | 256 KB |
| SRAM | 32 KB | 32 KB |
| Operating Voltage Range | 1.6 V to 3.6 V | — |
| Operating Temperature Range | -40C to +125C | — |
| Package | 32-pin QFN (5x5 mm) | 32-pin VQFN (5x5 mm) with EP |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit | 10-bit, 1 channel |
| USB | USB 2.0 Full-Speed Device | USB 2.0 Full-Speed Device/Host with on-chip transceiver |
| SERCOM Interfaces | 6 configurable (I2C/SPI/UART) | — |
| DMAC Channels | 6 | — |
| Peripheral Touch Controller (PTC) | Yes | — |
| RoHS Status | Compliant | Compliant |
| Mounting Type | Surface Mount | Surface Mount |
| Core | — | ARM Cortex-M0+ 32-bit |
| Family | — | SAM D21E (SAMD21E18A) |
| Functional Safety | — | FuSa (IEC 60730 Class B) variant |
| Max CPU Clock | — | 48 MHz |
| CoreMark | — | 2.46 CoreMark/MHz |
| Operating Voltage (VDD) | — | 1.6 V to 3.6 V |
| Pin Count | — | 32 |
| Analog Comparators | — | 2 |
| SERCOM Channels | — | Up to 6 (UART/SPI/I2C configurable) |
| PTC (Touch) | — | Up to 256 channels (Peripheral Touch Controller) |
| DMA Channels | — | 24 |
| Event System Channels | — | 12 |
| RTC | — | Yes, 32-bit RTC |
| Operating Temperature | — | -40 C to +85 C (Industrial) |
| MSL Level | — | [DATA_NEEDED: MSL moisture sensitivity level] |
| Bootloader | — | On-chip ROM (UART/USB bootloader) |