ATSAMD21G17D-AUT vs ATSAMD21G17A-AU Comparison
Detailed side-by-side comparison of ATSAMD21G17D-AUT by Microchip Technology and ATSAMD21G17A-AU 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
ATSAMD21G17D-AUT - ARM Cortex-M0+ 48MHz 128KB MCU | Microchip
ATSAMD21G17D-AUT ✓ ActiveMicrochip Technology
ATSAMD21G17A-AU - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD21G17A-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21G17D-AUT | ATSAMD21G17A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.78 | $2.74 |
| Core | ARM Cortex-M0+ (32-bit, single-core) | — |
| CPU Family | SAM D21G (Functional Safety) | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Flash | 128 KB (128K x 8) | — |
| SRAM | 16 KB | — |
| RWW Flash Section | 4 KB | — |
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| Mounting Type | Surface Mount (Tape & Reel) | Surface Mount |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| ADC | 12-bit SAR, up to 20 channels, 350 ksps | 12-bit, up to 350 ksps, up to 14 channels |
| DAC | 10-bit, 1 channel | 10-bit, up to 350 ksps |
| USB | Full-Speed USB 2.0 Device with integrated PHY | USB 2.0 Full-Speed Device, integrated transceiver |
| SERCOM Channels | Up to 6 (configurable as I2C/SPI/UART) | — |
| Timers/Counters | TC x3, TCC x3 | — |
| RTC | 32.768 kHz RTC with calendar mode | — |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (per JEDEC J-STD-020) | 3 (168 hours) |
| Series | — | SAM D21G, Functional Safety (FuSa) |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit |
| Core Speed | — | 48 MHz |
| Performance | — | 2.46 CoreMark/MHz |
| Flash Size | — | 128 KB (128K x 8) |
| SRAM Size | — | 16 KB |
| RWW Flash | — | 4 KB (separate, simultaneous code+data access) |
| Supply Voltage (Vcc/Vdd) | — | 1.62 V to 3.6 V |
| Number of I/O | — | Up to 38 GPIO |
| Analog Comparators | — | 2 |
| Serial Interfaces | — | 6x SERCOM (configurable UART/SPI/I2C) |
| Connectivity | — | I2C, SPI, UART, USB |
| Peripherals | — | Brown-out Detect/Reset, DMA, Event System, I2S, POR, PWM, WDT |