ATSAMD21E16B-AF vs ATSAMD21E17D-AF Comparison
Detailed side-by-side comparison of ATSAMD21E16B-AF by Microchip Technology and ATSAMD21E17D-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
ATSAMD21E16B-AF - 48MHz Cortex-M0+ MCU 64KB | Microchip
ATSAMD21E16B-AF ✓ ActiveMicrochip Technology
ATSAMD21E17D-AF - ARM Cortex-M0+ MCU, 48MHz, 128KB | Microchip
ATSAMD21E17D-AF ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21E16B-AF | ATSAMD21E17D-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Core Processor | ARM Cortex-M0+ | — |
| Core Size | 32-Bit, Single-Core | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Flash Memory | 64 KB (64K x 8) | — |
| SRAM | 8 KB | 16 KB |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| Package | 32-pin TQFP (7x7 mm) | 32-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount | Surface Mount (Gull-Wing) |
| Temperature Grade (AF suffix) | Industrial, -40°C to +125°C | — |
| Connectivity | I²C, LINbus, SPI, UART/USART, USB | — |
| USB Module | USB 2.0 Full-Speed Host + Device, on-chip transceiver | — |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT | — |
| Number of I/O Pins | 26 (typical for SAM D21E 32-pin) | — |
| ADC | 12-bit, up to 20 channels, 350 ksps | 12-bit, up to 350 ksps, 14 channels |
| DAC | 10-bit, 350 ksps | 12-bit, 2 channels |
| Number of Timers | Six 16-bit TC, RTC, 24-bit SysTick | — |
| RoHS Status | Compliant (Pb-free) | Compliant |
| MSL Level | MSL3 (per JEDEC J-STD-020) | — |
| Programming/Debug Interface | SWD (2-wire) | — |
| CoreMark/MHz | 2.46 | — |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Clock | — | 48 MHz |
| Flash Memory | — | 128 KB |
| Auxiliary Flash (RWW) | — | 4 KB |
| Supply Voltage (VDD) | — | 1.62 V to 3.63 V |
| Operating Temperature | — | -40C to +125C (extended / automotive) |
| USB | — | USB 2.0 Full-Speed with on-chip PHY |
| SERCOM | — | 6 (configurable as USART/SPI/I2C/LIN) |
| Timer/Counters | — | Three 16-bit TC |
| RTC | — | 32.768 kHz with calendar/alarm |
| DMA Channels | — | 12-channel DMAC + 12-channel Event System |
| Temperature Grade | — | Automotive / Extended (AF suffix) |
| Functional Safety | — | FuSa firmware & documentation (IEC 61508 SIL 2 collateral) |