ATSAMD21J16B-AUT vs ATSAMD21J16B-AF Comparison
Detailed side-by-side comparison of ATSAMD21J16B-AUT by Microchip Technology and ATSAMD21J16B-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
ATSAMD21J16B-AUT - 48MHz Cortex-M0+ MCU, 64KB Flash | Microchip
ATSAMD21J16B-AUT β ActiveMicrochip Technology
ATSAMD21J16B-AF - 48MHz Cortex-M0+ MCU, 64KB Flash | Microchip
ATSAMD21J16B-AF β ActiveSpecification Comparison
| Parameter | ATSAMD21J16B-AUT | ATSAMD21J16B-AF |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.85 | $2.52 |
| Core Architecture | ARM Cortex-M0+ | β |
| Core Clock (max) | 48 MHz | β |
| Flash Memory | 64 KB | 64 KB |
| SRAM | 8 KB | 8 KB |
| Operating Voltage | 1.62 V to 3.63 V | β |
| Operating Temperature | -40 C to +85 C (Automotive) | -40C to +125C (industrial) |
| Package | 64-pin TQFP, 10x10 mm | 64-pin TQFP (10x10 mm) |
| GPIO Count | 52 (approx., package-dependent) | β |
| ADC | 12-bit, up to 20 channels, 1 MSPS | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit, 1 channel | 10-bit, 350 ksps |
| Analog Comparators | 2 | 2 |
| SERCOM Modules | 6 (UART/SPI/I2C configurable) | 6 (configurable UART/SPI/I2C) |
| USB | USB 2.0 Full-Speed Device/Host | USB 2.0 Full-Speed Device/Host |
| Timers/Counters | TC x3 (16-bit), TCC x3 (16-bit), RTC x1 | β |
| DMAC Channels | 12 | β |
| Event System Channels | 12 | 12 |
| Memory Protection Unit | Yes | β |
| CRC Engine | Yes (hardware) | β |
| Mounting Type | Surface Mount (TQFP) | Surface Mount |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 (per JEDEC J-STD-020, industry standard) | β |
| Packaging | Tape & Reel (AUT suffix) | β |
| Functional Safety (FuSa) | Supported | β |
| Core | β | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Frequency | β | 48 MHz |
| CoreMark/MHz | β | 2.46 |
| Supply Voltage (VDDIO) | β | 1.62 V to 3.63 V (3.3 V typical) |
| DMA Channels | β | 12 |
| Debug Interface | β | 2-pin Serial Wire Debug (SWD) |