ATSAMD21J17D-AF vs ATSAMD21J17A-AUT Comparison
Detailed side-by-side comparison of ATSAMD21J17D-AF by Microchip Technology and ATSAMD21J17A-AUT 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
ATSAMD21J17D-AF - ARM Cortex-M0+ 48MHz MCU, 128KB Flash, TQFP-64 | Microchip
ATSAMD21J17D-AF ✓ ActiveMicrochip Technology
ATSAMD21J17A-AUT - SAM D21 Cortex-M0+ 48MHz MCU | Microchip
ATSAMD21J17A-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21J17D-AF | ATSAMD21J17A-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.95 | $3.30 |
| Manufacturer | Microchip Technology | — |
| Series | SAM D21J, Functional Safety (FuSa) | SAM D21 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ |
| Core Size | 32-Bit | 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) | -40C to +85C (automotive grade) |
| Package | 64-TQFP (10 x 10 mm) | 64-TQFP (10x10 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 20 channels |
| DAC | 10-bit, 1 channel | 10-bit, 1 channel |
| USB | Full-Speed USB 2.0 Device with on-chip transceiver | USB 2.0 Full-Speed Device/Host |
| Communication Interfaces | Up to 6 SERCOM (UART/SPI/I2C), I2S, USB | — |
| Timers | TC x 3, TCC x 2, RTC x 1 | Four 16-bit TCC/TC |
| MSL Level | 3 (168 hours, JEDEC J-STD-020) | 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| Maximum CPU Frequency | — | 48 MHz |
| Program Memory (Flash) | — | 128 KB (128K x 8) |
| SRAM | — | 16 KB |
| RWW Flash Partition | — | 4 KB |
| Supply Voltage (VDDIN) | — | 1.6 V to 3.6 V |
| Number of I/O | — | 52 (approx.) |
| SERCOM Interfaces | — | 6 (configurable I2C/SPI/UART) |
| RTC | — | 32-bit |
| Peripheral Touch (PTC) | — | Yes |
| Automotive Grade | — | Yes (-AUT suffix) |