ATSAMD21G15B-AU vs ATSAMD21G16B-AUT Comparison
Detailed side-by-side comparison of ATSAMD21G15B-AU by Microchip Technology and ATSAMD21G16B-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
ATSAMD21G15B-AU - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21G15B-AU ✓ ActiveMicrochip Technology
ATSAMD21G16B-AUT - 48MHz Cortex-M0+ 64KB MCU | Microchip
ATSAMD21G16B-AUT ✓ ActiveSpecification Comparison
| Parameter | ATSAMD21G15B-AU | ATSAMD21G16B-AUT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.65 | $2.45 |
| Core | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Clock | 48 MHz | — |
| Flash Memory | 32 KB (32K x 8) | 64 KB |
| SRAM | 4 KB | 8 KB |
| Package | 48-pin TQFP (7x7 mm) | 48-pin TQFP (7x7 mm) |
| Operating Temperature | -40C to +85C (Industrial) | — |
| Supply Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| GPIO | Up to 38 (5 V tolerant inputs) | — |
| ADC | 12-bit, up to 350 ksps, 14 channels | 12-bit, up to 20 channels, 1 MSPS |
| DAC | 10-bit, 350 ksps, 1 channel | 10-bit, 1 channel, 350 kSPS |
| USB | USB 2.0 Full-Speed Device, integrated transceiver | USB 2.0 Full-Speed Device & Host |
| SERCOM | 6 (configurable UART/SPI/I2C/I2S) | — |
| Timer/Counters | 6 x 16-bit TC, 1 x 24-bit TCC | 6 x 16-bit |
| DMA Channels | 12 | — |
| Event System Channels | 12 | — |
| RTC | Yes, 32 kHz domain | — |
| Analog Comparators | 2 | — |
| Oscillator | Internal 8 MHz + DFLL48M + FDPLL96M | — |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | — |
| RoHS Status | Compliant (Green) | Compliant (Green) |
| Core Architecture | — | ARM Cortex-M0+ |
| Family | — | SAM D21G (Functional Safety / FuSa) |
| Maximum CPU Frequency | — | 48 MHz |
| Operating Voltage Range | — | 1.62 V to 3.63 V |
| GPIO Count | — | 38 |
| SERCOM Modules | — | 6 (each UART/SPI/I2C configurable) |
| Operating Temperature Range | — | -40 C to +85 C (Industrial) |