ATSAMD21G18A-MUT vs ATSAMD21G17D-MU Comparison
Detailed side-by-side comparison of ATSAMD21G18A-MUT by Microchip Technology and ATSAMD21G17D-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
ATSAMD21G18A-MUT - ARM Cortex-M0+ 48MHz 256KB Flash MCU
ATSAMD21G18A-MUT ✓ ActiveMicrochip Technology
ATSAMD21G17D-MU - 128KB Flash Cortex-M0+ MCU 48MHz 48-QFN | Microchip
ATSAMD21G17D-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21G18A-MUT | ATSAMD21G17D-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.37 | $2.10 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| Performance | 2.46 CoreMark/MHz | — |
| Flash Memory | 256 KB | — |
| SRAM | 32 KB | 16 KB |
| Supply Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| GPIO Count | Up to 38 | — |
| USB | USB 2.0 Full-Speed, on-chip transceiver | — |
| ADC | 12-bit, up to 350 ksps | 12-bit, up to 20 channels |
| DAC | 10-bit, 350 ksps | — |
| SERCOM (configurable) | Up to 6 (UART/SPI/I2C) | — |
| I2C | 2 | — |
| CAN | 1 (CAN 2.0B) | — |
| Timer/Counters | Up to 5 x 16-bit | — |
| DMA Channels | 12 | — |
| Package | 48-pin QFN (7x7 mm) | 48-QFN (7x7 mm) with Exposed Pad |
| Operating Temperature | -40 °C to +85 °C (industrial) | -40 C to +85 C (Industrial) |
| Debug Interface | Serial Wire Debug (SWD) | — |
| RoHS Status | Compliant | Compliant |
| Mounting Type | Surface Mount | Surface Mount |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Series | — | SAM D21G (Functional Safety, FuSa) |
| Flash Program Memory | — | 128 KB (128K x 8) |
| RWW Flash Section | — | 4 KB |
| Operating Voltage | — | 1.62 V to 3.63 V |
| USB Interface | — | USB 2.0 Full-Speed with on-chip transceiver |
| SERCOM | — | Up to 6 configurable serial peripherals |
| PTC Touch Channels | — | Supported (buttons, slider, wheel) |
| MSL Level | — | 3 (168 hours) |