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