ATSAMD21G18A-MF vs ATSAMD21G17A-MF Comparison
Detailed side-by-side comparison of ATSAMD21G18A-MF by Microchip Technology and ATSAMD21G17A-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 β ActiveMicrochip Technology
ATSAMD21G17A-MF - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD21G17A-MF β ActiveSpecification Comparison
| Parameter | ATSAMD21G18A-MF | ATSAMD21G17A-MF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.65 | $2.75 |
| Core | ARM Cortex-M0+ (ARMv6-M) | β |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| Flash Memory | 256 KB (256K x 8) | 128 KB (128K x 8) with 4 KB RWW section |
| SRAM | 32 KB | 16 KB |
| Operating Voltage | 1.62 V to 3.63 V | β |
| Package | 48-pin QFN (7x7 mm) | 48-pin QFN (7x7 mm) with exposed pad |
| Operating Temperature | -40C to +125C (industrial) | -40C to +125C (industrial grade) |
| ADC | 12-bit, up to 350 ksps, 12 channels | 12-bit, up to 20 channels |
| DAC | 10-bit, 1 channel | 10-bit, 1 channel |
| USB | USB 2.0 Full-Speed Device/Host/OTG | USB 2.0 Full-Speed device and host |
| SERCOM Modules | 6 (configurable as UART/SPI/I2C) | Up to 6 (UART/SPI/I2C configurable) |
| Timers (TC) | 5 x 16-bit | β |
| GPIOs | 38 | β |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (168 hours) | β |
| Core Architecture | β | ARM Cortex-M0+ (32-bit RISC) |
| CoreMark/MHz | β | 2.46 CoreMark/MHz |
| Supply Voltage (VDDIN) | β | 1.62 V to 3.63 V |
| Mounting Type | β | Surface Mount |
| I/O Pins | β | 38 GPIO |
| Peripheral Touch Controller (PTC) | β | Yes, capacitive touch support |
| Timers/Counters | β | TC (16-bit), TCC (24-bit), RTC 32.768 kHz |
| DMA | β | 12-channel DMA |
| Debug Interface | β | ARM SWD (2-wire) |