ATSAMD21G18A-MF vs ATSAMD21G17D-MF Comparison
Detailed side-by-side comparison of ATSAMD21G18A-MF by Microchip Technology and ATSAMD21G17D-MF 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-MF - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD21G18A-MF ✓ ActiveMicrochip Technology
ATSAMD21G17D-MF - 48MHz ARM Cortex-M0+ MCU 128KB Flash | Microchip
ATSAMD21G17D-MF ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21G18A-MF | ATSAMD21G17D-MF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M0+ (ARMv6-M) | ARM Cortex-M0+ (single-core) |
| Maximum CPU Clock | 48 MHz | — |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| Flash Memory | 256 KB | — |
| SRAM | 32 KB | 16 KB |
| Supply Voltage Range | 1.62 V to 3.63 V | — |
| Operating Temperature Range | -40 C to +125 C (industrial) | — |
| ADC | 12-bit, 12 channels, up to 350 ksps | 12-bit, up to 350 ksps, 20 channels |
| DAC | 10-bit, 1 channel | — |
| SERCOM Channels | 6 (configurable as UART/SPI/I2C) | 6 (each configurable as I2C/SPI/USART) |
| I2S Interfaces | 2 | — |
| USB Interface | USB 2.0 Full-Speed device/host/OTG | USB 2.0 Full-Speed device, integrated PHY |
| Timers/Counters | 8 (including 24-bit TCC) | 6 (TC), 3 (TCC) for PWM/control |
| Package | 48-pin QFN (7x7 mm) with exposed pad | 48-pin QFN (7x7 mm) with EP |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| CPU Speed | — | 48 MHz |
| Program Memory (Flash) | — | 128 KB (128K x 8) |
| Read-While-Write Flash | — | 4 KB |
| Operating Voltage | — | 1.62 V to 3.63 V |
| DAC Channels | — | 1 (10-bit) |
| Analog Comparators | — | 2 |
| Operating Temperature | — | -40 C to +125 C (Extended Industrial) |
| Packaging Type | — | Tray |
| Functional Safety | — | Functional Safety (FuSa) capable |