ATSAMD20G15A-MU vs ATSAMD21G15B-MUT Comparison
Detailed side-by-side comparison of ATSAMD20G15A-MU by Microchip Technology and ATSAMD21G15B-MUT 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
ATSAMD20G15A-MU - 48MHz Cortex-M0+ 32KB MCU | Microchip | SAM D20
ATSAMD20G15A-MU ✓ ActiveMicrochip Technology
ATSAMD21G15B-MUT - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21G15B-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD20G15A-MU | ATSAMD21G15B-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Clock | 48 MHz | — |
| CoreMark/MHz | 2.14 | 2.46 |
| Flash Memory | 32 KB | — |
| SRAM | 4 KB | — |
| Supply Voltage | 1.62 V to 3.63 V | — |
| Operating Temperature | -40 C to +85 C | — |
| Package | 48-pin QFN (7x7 mm) with exposed pad | 48-QFN (7x7 mm) |
| GPIO | 38 programmable I/O pins | — |
| SERCOM | 6 (configurable as I2C/SPI/UART) | — |
| ADC | 12-bit, up to 10 channels | — |
| DAC | 10-bit, 1 channel | — |
| Timers/Counters | Six 16-bit | — |
| USB | USB 2.0 Full-Speed Device | — |
| Debug Interface | Serial Wire Debug (SWD) | Serial Wire Debug (SWD), 2-pin |
| MSL Level | 3 (168 hours) | — |
| Series | — | SAM D21G |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-bit |
| Maximum CPU Frequency | — | 48 MHz |
| Program Memory Size | — | 32 KB Flash |
| RAM Size | — | 4 KB SRAM |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| Operating Temperature Range | — | -40 C to +85 C |
| Number of I/O | — | 38 |
| DMAC Channels | — | 12 |
| Event System Channels | — | 12 |
| Connectivity | — | I2C, SPI, UART, USB 2.0 Full-Speed |
| Functional Safety | — | FuSa (IEC 60730 / UL 1998 Class B) |
| RoHS Status | — | Compliant |
| Mounting Type | — | Surface Mount |