ATSAMD21G16L-MNT vs ATSAMD20G18A-MU Comparison
Detailed side-by-side comparison of ATSAMD21G16L-MNT by Microchip Technology and ATSAMD20G18A-MU 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
ATSAMD21G16L-MNT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMD21G16L-MNT ✓ ActiveMicrochip Technology
ATSAMD20G18A-MU - ARM Cortex-M0+ 48MHz 256KB MCU | Microchip
ATSAMD20G18A-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21G16L-MNT | ATSAMD20G18A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.85 | $3.51 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Family | SAM D21G (Functional Safety / FuSa) | — |
| Maximum CPU Frequency | 48 MHz | — |
| Flash Memory | 64 KB (64K x 8) | — |
| SRAM | 8 KB | — |
| Supply Voltage (VDD) | 1.6 V to 3.6 V | — |
| Operating Temperature | -40 °C to +105 °C | — |
| Package | 48-QFN (7x7 mm) with exposed pad | 48-QFN (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 | — |
| GPIOs | Up to 38 | — |
| Communication Interfaces | Up to 6x SERCOM (UART/SPI/I²C), I²S, USB 2.0 FS Device/Host | 6x SERCOM (USART/I2C/SPI), USB 2.0 FS |
| ADC | 12-bit, up to 14 channels | 12-bit, up to 14 channels, 350 ksps |
| DAC | 10-bit, 1 channel | 10-bit, 350 ksps |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | — |
| DMA | 12-channel DMAC + 12-channel Event System | — |
| RoHS Status | Compliant | Compliant |
| Manufacturer | — | Microchip Technology |
| Series | — | SAM D20 |
| Core | — | ARM Cortex-M0+ |
| Data Bus Width | — | 32 bit |
| Maximum Clock Frequency | — | 48 MHz |
| Program Memory Size (Flash) | — | 256 KB (256K x 8) |
| RAM Size | — | 32 KB |
| Operating Supply Voltage | — | 1.62 V to 3.63 V |
| Number of I/O Pins | — | 38 |
| Timers | — | 16-bit TC, 32-bit TC, RTC |
| CoreMark/MHz | — | 2.14 |
| Operating Temperature Range | — | -40C to +85C (industrial) |