ATSAMD21E17D-AF vs ATSAMD21E15B-AU Comparison
Detailed side-by-side comparison of ATSAMD21E17D-AF by Microchip Technology and ATSAMD21E15B-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
ATSAMD21E17D-AF - ARM Cortex-M0+ MCU, 48MHz, 128KB | Microchip
ATSAMD21E17D-AF β ActiveMicrochip Technology
ATSAMD21E15B-AU - 32KB Flash ARM Cortex-M0+ MCU | Microchip
ATSAMD21E15B-AU β ActiveSpecification Comparison
| Parameter | ATSAMD21E17D-AF | ATSAMD21E15B-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.83 | $1.45 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | 48 MHz | β |
| Flash Memory | 128 KB | 32 KB |
| SRAM | 16 KB | 4 KB |
| Auxiliary Flash (RWW) | 4 KB | β |
| Package | 32-pin TQFP (7x7 mm) | 32-pin TQFP |
| Mounting Type | Surface Mount (Gull-Wing) | β |
| Supply Voltage (VDD) | 1.62 V to 3.63 V | β |
| Operating Temperature | -40C to +125C (extended / automotive) | -40 Β°C to +85 Β°C (industrial) |
| USB | USB 2.0 Full-Speed with on-chip PHY | β |
| ADC | 12-bit, up to 350 ksps, 14 channels | 12-bit, 20 channels |
| DAC | 12-bit, 2 channels | 10-bit, 1 channel |
| SERCOM | 6 (configurable as USART/SPI/I2C/LIN) | 6 configurable (UART/SPI/IΒ²C) |
| Timer/Counters | Three 16-bit TC | β |
| RTC | 32.768 kHz with calendar/alarm | Yes (32.768 kHz) |
| DMA Channels | 12-channel DMAC + 12-channel Event System | β |
| RoHS Status | Compliant | Compliant |
| Temperature Grade | Automotive / Extended (AF suffix) | β |
| Functional Safety | FuSa firmware & documentation (IEC 61508 SIL 2 collateral) | β |
| Maximum Clock Frequency | β | 48 MHz |
| Supply Voltage | β | 1.62 V to 3.6 V (3.3 V nominal) |
| GPIO Count | β | Up to 26 |
| Timers/Counters | β | TC x6, TCC x2 |
| Analog Comparators | β | 2 |
| Programming Interface | β | Serial Wire Debug (SWD) |