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