ATSAMD20G18A-AU vs ATSAMD20G15A-AU Comparison
Detailed side-by-side comparison of ATSAMD20G18A-AU by Microchip Technology and ATSAMD20G15A-AU 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 β ActiveMicrochip Technology
ATSAMD20G15A-AU - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD20G15A-AU β ActiveSpecification Comparison
| Parameter | ATSAMD20G18A-AU | ATSAMD20G15A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.84 | $2.49 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Family | SAM D20 (Atmel SMART) | β |
| Maximum CPU Clock | 48 MHz | β |
| CoreMark Score | 2.14 CoreMark/MHz | β |
| Flash Program Memory | 256 KB (256K x 8) | β |
| SRAM | 32 KB | 4 KB |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | β |
| GPIO Pins | 38 | β |
| ADC | 12-bit, up to 350 ksps | 12-bit, up to 350 ksps |
| DAC | 10-bit, 350 ksps | 10-bit |
| Peripheral Touch Controller (PTC) | 256-channel capacitive touch | β |
| Communication Peripherals | 6 SERCOM (USART/SPI/I2C), I2S, USB 2.0 FS (device) | β |
| Timers/Counters | TC (8-bit/16-bit/24-bit), RTC, WDT | β |
| Operating Temperature | -40C to +85C (industrial, -AU suffix) | β |
| Package | 48-pin TQFP (7x7 mm) | 48-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 3 (168 hours) | β |
| RoHS Status | Compliant | Compliant |
| Programming/Debug | SWD, SAM-BA bootloader | β |
| Manufacturer | β | Microchip Technology (formerly Atmel) |
| Series | β | SAM D20 |
| Maximum CPU Frequency | β | 48 MHz |
| Program Memory (Flash) | β | 32 KB |
| Supply Voltage Range | β | 1.62 V to 3.6 V |
| GPIO Count | β | 38 (max) |
| Serial Interfaces (SERCOM) | β | Up to 6 configurable (USART/SPI/I2C) |
| USB | β | USB 2.0 Full-Speed Device |
| Operating Temperature Range | β | -40 C to +85 C (industrial) |