ATSAMC21E17A-AUT vs ATSAMC20E17A-MUT Comparison
Detailed side-by-side comparison of ATSAMC21E17A-AUT by Microchip Technology and ATSAMC20E17A-MUT 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
ATSAMC21E17A-AUT - 48MHz Cortex-M0+ 128KB MCU | Microchip
ATSAMC21E17A-AUT β ActiveMicrochip Technology
ATSAMC20E17A-MUT - 32-bit ARM Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMC20E17A-MUT β ActiveSpecification Comparison
| Parameter | ATSAMC21E17A-AUT | ATSAMC20E17A-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.45 | $2.69 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Series | SAM C21 (5V Cortex-M0+ with CAN-FD) | β |
| Maximum Clock Speed | 48 MHz | β |
| Flash Memory | 128 KB (128K x 8) | 128 KB (in-system self-programmable) |
| SRAM | 16 KB | 16 KB |
| Operating Voltage | 2.7V to 5.5V | β |
| I/O Voltage Tolerance | 5V native | 5 V tolerant |
| Package | 32-TQFP (7x7 mm) | 32-pin VQFN (5x5 mm) with exposed pad |
| Operating Temperature | -40C to +85C (industrial) | β |
| ADC | 12-bit, up to 1 Msps | 12-bit, up to 1 Msps, hardware oversampling to 16-bit |
| CAN-FD | Yes (1 channel) | Yes (1 channel) |
| SERCOM Modules | Up to 6 (configurable UART/SPI/I2C) | Up to 6 (UART/SPI/I2C configurable) |
| PTC (Touch Controller) | Yes, supports capacitive touch | β |
| DMA Channels | 6 | β |
| Functional Safety (FuSa) | Yes (CRC, WWDT, dual BOD, DSU) | β |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 | β |
| Maximum Clock Frequency | β | 48 MHz |
| Independent Flash (EEPROM emulation) | β | 4 KB |
| Supply Voltage Range | β | 2.7 V to 5.5 V |
| Programmable I/O Pins | β | Up to 26 |
| Analog Comparators | β | 2 with window-compare function |
| Peripheral Touch Controller | β | 256-channel capacitive touch/proximity |
| Integrated Temperature Sensor | β | Yes |
| Memory Protection Unit (MPU) | β | Yes |
| Hardware Multiplier | β | Single-cycle |
| Operating Temperature Range | β | -40C to +125C (AEC-Q100 Grade 1) |