ATSAMC21G15A-AUT vs ATSAMC21G18A-AUT Comparison
Detailed side-by-side comparison of ATSAMC21G15A-AUT by Microchip Technology and ATSAMC21G18A-AUT 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
ATSAMC21G15A-AUT - 48MHz Cortex-M0+ MCU 32KB Flash | Microchip
ATSAMC21G15A-AUT β ActiveMicrochip Technology
ATSAMC21G18A-AUT - 256KB Flash 48MHz Cortex-M0+ MCU | Microchip
ATSAMC21G18A-AUT β ActiveSpecification Comparison
| Parameter | ATSAMC21G15A-AUT | ATSAMC21G18A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.15 | $2.78 |
| Manufacturer | Microchip Technology | β |
| Series | SAM C21 | β |
| Core Processor | ARM Cortex-M0+ | β |
| Core Size | 32-Bit | β |
| Maximum Clock Speed | 48 MHz | β |
| Program Memory Size (Flash) | 32 KB (32K x 8) | β |
| RAM Size | 4 KB | β |
| Supply Voltage Range | 1.62 V to 5.5 V (5V tolerant I/O) | β |
| Operating Temperature Range | -40 C to +85 C (AUT grade) | β |
| Package | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 20 channels, 1 Msps | 12-bit, up to 1 Msps |
| DAC | 10-bit, 350 ksps | 10-bit |
| Communication Interfaces | 6x SERCOM (UART/SPI/I2C), CAN-FD | β |
| Peripheral Touch Controller (PTC) | Yes (capacitive touch) | β |
| Functional Safety | Class B (IEC 60730) capable | β |
| DMA Channels | 6 | β |
| I/O Pins | 38 (max) | β |
| RoHS Status | Compliant | Compliant |
| AEC-Q100 Qualified | Yes (AUT automotive grade) | β |
| Core | β | ARM Cortex-M0+ (32-bit) |
| Max CPU Clock | β | 48 MHz |
| Program Flash | β | 256 KB (256K x 8) |
| SRAM | β | 32 KB |
| EEPROM Emulation Flash | β | 8 KB (independent, self-programmable) |
| Supply Voltage (VDDIN) | β | 2.7 V to 5.5 V |
| I/O Voltage Tolerance | β | 5 V tolerant |
| Operating Temperature | β | -40 C to +125 C (automotive grade) |
| CAN-FD Controller | β | Yes (ISO 11898-1:2015) |
| SERCOM Modules | β | Configurable as UART/SPI/I2C |
| Memory Protection Unit (MPU) | β | Yes |
| Micro Trace Buffer | β | Yes |
| AEC-Q100 | β | Qualified (grade 1) |