ATSAMD21G18A-AFT vs ATSAMD21J17D-AUT Comparison
Detailed side-by-side comparison of ATSAMD21G18A-AFT by Microchip Technology and ATSAMD21J17D-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
ATSAMD21G18A-AFT - 48MHz ARM Cortex-M0+ MCU, 256KB Flash, 48-TQFP
ATSAMD21G18A-AFT β ActiveMicrochip Technology
ATSAMD21J17D-AUT - 128KB Flash Cortex-M0+ MCU | Microchip
ATSAMD21J17D-AUT β ActiveSpecification Comparison
| Parameter | ATSAMD21G18A-AFT | ATSAMD21J17D-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.69 | $2.05 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Series | SAM D21G (Functional Safety / FuSa) | β |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 | β |
| Flash Memory | 256 KB | 128 KB |
| SRAM | 32 KB | 16 KB |
| Operating Voltage | 1.62 V to 3.63 V | β |
| Package | 48-TQFP (7x7 mm) | 64-pin TQFP (10x10 mm) |
| Operating Temperature | -40 Β°C to +125 Β°C | -40 C to +85 C (Industrial) |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | β |
| USB | USB 2.0 Full-Speed device/host | USB 2.0 Full-Speed Device |
| ADC | 12-bit | 12-bit, up to 20 channels |
| DAC | 10-bit | 10-bit, 1 channel |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | β |
| Migrates With | SAM D20 (drop-in compatible peripheral set) | β |
| RWW Flash Partition | β | 4 KB |
| Supply Voltage (VDDIN) | β | 1.62 V to 3.63 V |
| SERCOM Modules | β | Up to 6 (UART/SPI/I2C) |
| Timers/Counters | β | 6 x 16-bit TCC/PWM |
| RTC | β | 32 kHz with calendar mode |
| MSL Level | β | 3 |
| Lead-Free / RoHS | β | Yes (per part suffix) |
| AEC-Q100 | β | AEC-Q100 qualified (AUT suffix) |