ATSAMD21J17A-AF vs ATSAMD21J17D-AF Comparison
Detailed side-by-side comparison of ATSAMD21J17A-AF by Microchip Technology and ATSAMD21J17D-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
ATSAMD21J17A-AF - 48MHz Cortex-M0+ MCU, 128KB Flash, USB | Microchip
ATSAMD21J17A-AF ✓ ActiveMicrochip Technology
ATSAMD21J17D-AF - ARM Cortex-M0+ 48MHz MCU, 128KB Flash, TQFP-64 | Microchip
ATSAMD21J17D-AF ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21J17A-AF | ATSAMD21J17D-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.65 | $3.95 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Maximum Clock Frequency | 48 MHz | — |
| CoreMark Score | 2.46 CoreMark/MHz (~118 CoreMark) | — |
| Flash Memory | 128 KB (with 4 KB RWW) | — |
| SRAM | 16 KB | — |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| Operating Temperature Range | -40C to +125C (industrial) | — |
| Package | 64-pin TQFP (10x10 mm), 0.5 mm pitch | 64-TQFP (10 x 10 mm) |
| Mounting Type | Surface Mount (Gull-wing) | Surface Mount |
| USB Interface | USB 2.0 Full-Speed Device with on-chip transceiver | — |
| SERCOM Modules | 6 (each configurable as I2C/SPI/UART/USART) | — |
| ADC | 12-bit, up to 20 channels, 350 ksps | 12-bit, up to 20 channels |
| DAC | 10-bit, 350 ksps | 10-bit, 1 channel |
| DMA Channels | 12 | — |
| Timers/Counters | 8 (TC) plus RTC | — |
| MSL Level | 3 (168 hours) | 3 (168 hours, JEDEC J-STD-020) |
| RoHS Status | Compliant (Pb-free, GREEN per supplier) | Compliant |
| Manufacturer | — | Microchip Technology |
| Series | — | SAM D21J, Functional Safety (FuSa) |
| Core | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit |
| Maximum CPU Clock | — | 48 MHz |
| Program Memory Size | — | 128 KB Flash (128K x 8) |
| Program Memory Type | — | Flash |
| RAM Size | — | 16 KB |
| Read-While-Write Region | — | 4 KB |
| Number of I/O Pins | — | 52 (maximum, package-dependent) |
| Supply Voltage | — | 1.62 V to 3.63 V |
| Operating Temperature | — | -40 °C to +125 °C (extended) |
| USB | — | Full-Speed USB 2.0 Device with on-chip transceiver |
| Communication Interfaces | — | Up to 6 SERCOM (UART/SPI/I2C), I2S, USB |
| Timers | — | TC x 3, TCC x 2, RTC x 1 |
| Lead-Free | — | Yes |