ATSAMD20G18A-MU vs ATSAMD20G17A-MU Comparison
Detailed side-by-side comparison of ATSAMD20G18A-MU by Microchip Technology and ATSAMD20G17A-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-MU - ARM Cortex-M0+ 48MHz 256KB MCU | Microchip
ATSAMD20G18A-MU β ActiveMicrochip Technology
ATSAMD20G17A-MU - 48MHz Cortex-M0+ 128KB Flash MCU | Microchip
ATSAMD20G17A-MU β ActiveSpecification Comparison
| Parameter | ATSAMD20G18A-MU | ATSAMD20G17A-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.51 | $1.93 |
| Manufacturer | Microchip Technology | β |
| Series | SAM D20 | β |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Data Bus Width | 32 bit | β |
| Maximum Clock Frequency | 48 MHz | β |
| Program Memory Size (Flash) | 256 KB (256K x 8) | β |
| RAM Size | 32 KB | β |
| Operating Supply Voltage | 1.62 V to 3.63 V | β |
| Package | 48-QFN (7x7 mm) | 48-pin QFN (7x7 mm) with Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount |
| Number of I/O Pins | 38 | β |
| ADC | 12-bit, up to 14 channels, 350 ksps | 14-channel, 12-bit, up to 350 ksps |
| DAC | 10-bit, 350 ksps | 1-channel, 10-bit |
| Communication Interfaces | 6x SERCOM (USART/I2C/SPI), USB 2.0 FS | β |
| Timers | 16-bit TC, 32-bit TC, RTC | β |
| CoreMark/MHz | 2.14 | 2.14 |
| Operating Temperature Range | -40C to +85C (industrial) | β |
| RoHS Status | Compliant | Compliant |
| Family | β | SAM D20G (Smart ARM) |
| Maximum CPU Frequency | β | 48 MHz |
| Flash Memory | β | 128 KB (128K x 8) |
| SRAM | β | 16 KB |
| Operating Voltage | β | 1.62 V to 3.63 V |
| Operating Temperature | β | -40 C to +85 C (Industrial) |
| SERCOM Interfaces | β | 6 (configurable as UART / SPI / I2C) |
| DMA Channels | β | 2 |
| RTC | β | 32-bit Real-Time Counter |
| Watchdog Timer | β | Yes |
| Peripheral Touch Controller | β | Yes (PTC for capacitive touch) |
| MSL Level | β | MSL3 (per JEDEC J-STD-020) |
| Lead-Free / Halogen-Free | β | Yes (Lead-free finish, Halogen-free molding compound) |