ATSAMD21J16B-MUT vs ATSAMD21J17A-MUT Comparison
Detailed side-by-side comparison of ATSAMD21J16B-MUT by Microchip Technology and ATSAMD21J17A-MUT 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-MUT - 48MHz Cortex-M0+ 64KB Flash MCU | Microchip
ATSAMD21J16B-MUT ✓ ActiveMicrochip Technology
ATSAMD21J17A-MUT - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD21J17A-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21J16B-MUT | ATSAMD21J17A-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.30 | $1.95 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| CPU Frequency (max) | 48 MHz | — |
| CoreMark/MHz | 2.46 | 2.46 |
| Flash Memory | 64 KB | — |
| SRAM | 8 KB | 16 KB |
| Operating Voltage | 1.62 V to 3.63 V | — |
| GPIO Count (max) | 52 | — |
| Package | 64-QFN (9x9 mm) with Exposed Pad | 64-QFN (9x9 mm) |
| Pin/Package Count | 64 | — |
| Operating Temperature | -40 C to +85 C (industrial) | -40C to +85C (industrial) |
| SERCOM Interfaces | 6 (configurable as I2C/SPI/UART) | — |
| USB | Full-Speed USB 2.0 Device with on-chip transceiver | Full-Speed USB 2.0 Device/Host with on-chip transceiver |
| DMA Channels | 12 | — |
| Event System Channels | 12 | — |
| ADC | 12-bit, up to 20 channels (SAR) | 12-bit, up to 350 ksps |
| DAC | 10-bit, 1 channel | 12-bit, 1 MSPS |
| Timers/Counters | One 16-bit TC, One 8-bit TC, RTC | — |
| External Interrupts | 16 (plus 1 NMI) | — |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | — |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | MSL3 (168 hours) | [DATA_NEEDED: MSL level] |
| RoHS Status | Compliant (Green) | Compliant |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Series | — | SAM D21J (Functional Safety / FuSa) |
| Maximum CPU Frequency | — | 48 MHz |
| Program Flash | — | 128 KB (128K x 8) |
| RWW Flash Section | — | 4 KB |
| Supply Voltage (VDDIN) | — | 1.62 V to 3.63 V |
| I/O Pins | — | 52 (typical for SAM D21J QFN64) |
| SERCOM Modules | — | 6 (each configurable UART/SPI/I2C) |
| Analog Comparators | — | 2 |
| Timers (TC/TCC) | — | 8 (3 x TCC, 5 x TC) |
| RTC | — | Yes, with calendar mode |
| Functional Safety | — | FuSa documentation (IEC 60730 class B ready) |