ATSAMD20G18A-AU vs ATSAMD20G18A-MU Comparison
Detailed side-by-side comparison of ATSAMD20G18A-AU 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
ATSAMD20G18A-AU - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD20G18A-AU ✓ ActiveMicrochip Technology
ATSAMD20G18A-MU - ARM Cortex-M0+ 48MHz 256KB MCU | Microchip
ATSAMD20G18A-MU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD20G18A-AU | ATSAMD20G18A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ |
| Family | SAM D20 (Atmel SMART) | — |
| Maximum CPU Clock | 48 MHz | — |
| CoreMark Score | 2.14 CoreMark/MHz | — |
| Flash Program Memory | 256 KB (256K x 8) | — |
| SRAM | 32 KB | — |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| GPIO Pins | 38 | — |
| ADC | 12-bit, up to 350 ksps | 12-bit, up to 14 channels, 350 ksps |
| DAC | 10-bit, 350 ksps | 10-bit, 350 ksps |
| Peripheral Touch Controller (PTC) | 256-channel capacitive touch | — |
| Communication Peripherals | 6 SERCOM (USART/SPI/I2C), I2S, USB 2.0 FS (device) | — |
| Timers/Counters | TC (8-bit/16-bit/24-bit), RTC, WDT | — |
| Operating Temperature | -40C to +85C (industrial, -AU suffix) | — |
| Package | 48-pin TQFP (7x7 mm) | 48-QFN (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | — |
| RoHS Status | Compliant | Compliant |
| Programming/Debug | SWD, SAM-BA bootloader | — |
| Manufacturer | — | Microchip Technology |
| Series | — | SAM D20 |
| 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 |
| Communication Interfaces | — | 6x SERCOM (USART/I2C/SPI), USB 2.0 FS |
| Timers | — | 16-bit TC, 32-bit TC, RTC |
| CoreMark/MHz | — | 2.14 |
| Operating Temperature Range | — | -40C to +85C (industrial) |