ATSAMD21E17D-AF vs ATSAMD21E17A-AF Comparison
Detailed side-by-side comparison of ATSAMD21E17D-AF by Microchip Technology and ATSAMD21E17A-AF 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
ATSAMD21E17D-AF - ARM Cortex-M0+ MCU, 48MHz, 128KB | Microchip
ATSAMD21E17D-AF ✓ ActiveMicrochip Technology
ATSAMD21E17A-AF - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD21E17A-AF ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E17D-AF | ATSAMD21E17A-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| Flash Memory | 128 KB | — |
| SRAM | 16 KB | 16 KB |
| Auxiliary Flash (RWW) | 4 KB | — |
| Package | 32-pin TQFP (7x7 mm) | 32-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount (Gull-Wing) | Surface Mount |
| Supply Voltage (VDD) | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| Operating Temperature | -40C to +125C (extended / automotive) | — |
| USB | USB 2.0 Full-Speed with on-chip PHY | USB 2.0 Full-Speed Device |
| ADC | 12-bit, up to 350 ksps, 14 channels | — |
| DAC | 12-bit, 2 channels | — |
| SERCOM | 6 (configurable as USART/SPI/I2C/LIN) | — |
| Timer/Counters | Three 16-bit TC | Three 16-bit TC |
| RTC | 32.768 kHz with calendar/alarm | — |
| DMA Channels | 12-channel DMAC + 12-channel Event System | 12 |
| RoHS Status | Compliant | Compliant (GREEN) |
| Temperature Grade | Automotive / Extended (AF suffix) | — |
| Functional Safety | FuSa firmware & documentation (IEC 61508 SIL 2 collateral) | — |
| Family | — | SAM D21 / SAM D21E sub-family |
| Flash Program Memory | — | 128 KB |
| RWW (Read-While-Write) Partition | — | 4 KB auxiliary flash |
| Operating Temperature Range | — | -40 C to +125 C (125C GREEN) |
| SERCOM Modules | — | Up to 6 (configurable as I2C/SPI/UART) |
| ADC / DAC | — | 12-bit ADC, 10-bit DAC |
| Debug Interface | — | Two-pin Serial Wire Debug (SWD) |
| Functional Safety (FuSa) | — | FuSa-capable family |