ATSAMD20G17A-AUT vs ATSAMD21G17A-AUT Comparison
Detailed side-by-side comparison of ATSAMD20G17A-AUT by Microchip Technology and ATSAMD21G17A-AUT 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
ATSAMD20G17A-AUT - 48MHz Cortex-M0+ MCU 128KB Flash TQFP-48
ATSAMD20G17A-AUT ✓ ActiveMicrochip Technology
ATSAMD21G17A-AUT - 128KB Flash Cortex-M0+ MCU 48MHz | Microchip
ATSAMD21G17A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD20G17A-AUT | ATSAMD21G17A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.42 | $3.41 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Core Architecture | ARM | — |
| Bit Width | 32-bit | — |
| Maximum CPU Clock | 48 MHz | — |
| Program Memory (Flash) | 128 KB (128K x 8) | — |
| RAM Size | 16 KB | — |
| Package | 48-TQFP (7x7 mm) | 48-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| Operating Temperature Range | -40C to +85C (Industrial) | — |
| Number of I/O Pins | 38 | — |
| ADC | 12-bit, up to 300 ksps (per datasheet family) | 12-bit, up to 20 channels |
| DAC | 10-bit (per datasheet family) | 10-bit |
| Communication Interfaces | SERCOM (configurable as I2C/SPI/USART), I2C, SPI, USART | — |
| Timers | Multiple 16-bit TC, RTC | — |
| DMA Channels | Yes (peripheral DMA) | — |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| Lead Free | Yes | — |
| Maximum Clock Frequency | — | 48 MHz |
| Flash Memory | — | 128 KB |
| SRAM | — | 16 KB |
| Read-While-Write Partition | — | 4 KB RWW |
| Supply Voltage | — | 1.62 V to 3.63 V |
| Operating Temperature | — | -40C to +125C (Automotive Grade) |
| USB Interface | — | USB 2.0 Full-Speed, integrated transceiver |
| SERCOM Modules | — | 6 (configurable UART/SPI/I2C) |
| Timer/Counters | — | TC modules with PWM |
| Event System | — | Yes (peripheral-to-peripheral signalling) |
| Pin Count | — | 48 |