ATSAMD21J18A-AFT vs ATSAMD21J18A-AU Comparison
Detailed side-by-side comparison of ATSAMD21J18A-AFT by Microchip Technology and ATSAMD21J18A-AU 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-AFT - 32-bit Cortex-M0+ MCU, 256KB Flash, 64-TQFP | Microchip
ATSAMD21J18A-AFT ✓ ActiveMicrochip Technology
ATSAMD21J18A-AU - ARM Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD21J18A-AU ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21J18A-AFT | ATSAMD21J18A-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.71 | $2.69 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Family | SAM D21J | SAM D21J |
| Maximum CPU Frequency | 48 MHz | — |
| Flash Memory | 256 KB | 256 KB |
| SRAM | 32 KB | 32 KB |
| Supply Voltage (VDD) | 1.62 V to 3.63 V | — |
| Operating Temperature | -40C to +125C | — |
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) |
| Mounting Type | Surface Mount (SMD/SMT) | — |
| I/O Pins | Up to 52 | — |
| SERCOM | 6 (each configurable as UART/SPI/I2C) | — |
| ADC | 12-bit, up to 20 channels, 1 MSPS | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit, 1 channel | 2x 12-bit |
| USB | Full-speed USB 2.0 device and host | Full-Speed USB 2.0 Device & Host |
| DMAC | 12 channels | — |
| Timers/Counters | [DATA_NEEDED: TC count and TCC count] | — |
| Functional Safety | FuSa-capable | — |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| RoHS Status | Compliant (Green) | Compliant |
| Maximum Clock Frequency | — | 48 MHz |
| Supply Voltage Range | — | 1.62 V to 3.6 V |
| GPIO Count | — | 52 (maximum) |
| Operating Temperature Range | — | -40C to +85C (industrial) |
| SERCOM Modules | — | 6 (configurable UART/SPI/I2C) |
| CoreMark/MHz | — | 2.46 |
| Lead-Free | — | Yes |
| Carrier Type (suffix AU) | — | Tray |