ATSAMD21J18A-AUT vs ATSAMD21J18A-MUT Comparison
Detailed side-by-side comparison of ATSAMD21J18A-AUT by Microchip Technology and ATSAMD21J18A-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
ATSAMD21J18A-AUT - 32-bit Cortex-M0+ MCU 256KB Flash 64-TQFP | Microchip
ATSAMD21J18A-AUT ✓ ActiveMicrochip Technology
ATSAMD21J18A-MUT - 48MHz ARM Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMD21J18A-MUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21J18A-AUT | ATSAMD21J18A-MUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.63 | $3.27 |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Max CPU Clock | 48 MHz | — |
| Program Memory (Flash) | 256 KB | — |
| SRAM | 32 KB | 32 KB |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| I/O Voltage (VDDIO) | 1.62 V to 3.63 V | — |
| Package | 64-pin TQFP (10x10 mm) | 64-pin QFN (9x9 mm) |
| GPIO Count | 52 | — |
| ADC | 12-bit, up to 350 ksps, up to 20 channels | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit, 350 ksps, 1 channel | 10-bit, 1 channel |
| Analog Comparators | 2 | 2 |
| SERCOM | 6 (each configurable as UART/SPI/I2C) | — |
| USB | USB 2.0 Full-Speed Device/Host with on-chip transceiver | USB 2.0 Full-Speed with on-chip transceiver |
| Timers | 6 x 16-bit TC, 1 x 24-bit TCC, 1 x 32-bit RTC | — |
| PTC (Touch Controller) | Yes | — |
| DMA Channels | 12 | — |
| Operating Temperature | -40 C to +85 C (industrial, AUT grade) | -40C to +85C (industrial) |
| RoHS Status | Compliant | Compliant |
| AEC-Q100 | Not qualified (AUT = tape & reel, not automotive grade) | — |
| Lead-Free / Halogen-Free | Yes (Green) | — |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Maximum Clock Speed | — | 48 MHz |
| Flash Memory | — | 256 KB (256K x 8) |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| SERCOM Modules | — | 6 (configurable as UART/SPI/I2C) |
| Event System | — | 6 channels |
| Sleep Modes | — | IDLE, STANDBY, BACKUP, OFF |
| Mounting Type | — | Surface Mount |
| Functional Safety | — | FuSa (SAM D21J family) |