ATSAMD20G16B-AUT vs ATSAMD21G16B-AUT Comparison
Detailed side-by-side comparison of ATSAMD20G16B-AUT by Microchip Technology and ATSAMD21G16B-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
ATSAMD20G16B-AUT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMD20G16B-AUT ✓ ActiveMicrochip Technology
ATSAMD21G16B-AUT - 48MHz Cortex-M0+ 64KB MCU | Microchip
ATSAMD21G16B-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD20G16B-AUT | ATSAMD21G16B-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.18 | $2.45 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| Family | SAM D20G | SAM D21G (Functional Safety / FuSa) |
| Maximum CPU Clock | 48 MHz | — |
| Flash Program Memory | 64 KB (64K x 8) | — |
| SRAM | 8 KB | 8 KB |
| Supply Voltage (VDD) | 1.62 V to 3.6 V | — |
| Operating Temperature | -40 °C to +85 °C (Industrial) | — |
| Package | 48-TQFP (7x7 mm) | 48-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount | — |
| ADC | 12-bit, up to 14 channels | 12-bit, up to 20 channels, 1 MSPS |
| DAC | 10-bit | 10-bit, 1 channel, 350 kSPS |
| SERCOM Modules | 6 (configurable as UART/SPI/I2C) | 6 (each UART/SPI/I2C configurable) |
| Peripheral Touch Controller (PTC) | 256 channels | — |
| Timers | 32-bit TCC, multiple TC, RTC | — |
| Debug Interface | SWD (Serial Wire Debug) | — |
| I/O Pins (approx.) | 38 | — |
| MSL Level | 3 | — |
| RoHS Status | Compliant (Green) | Compliant (Green) |
| Flash Memory | — | 64 KB |
| Maximum CPU Frequency | — | 48 MHz |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| GPIO Count | — | 38 |
| USB | — | USB 2.0 Full-Speed Device & Host |
| Timer/Counters | — | 6 x 16-bit |
| Operating Temperature Range | — | -40 C to +85 C (Industrial) |