ATSAMDA1G15B-ABT vs ATSAMD21G15B-AU Comparison
Detailed side-by-side comparison of ATSAMDA1G15B-ABT 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
ATSAMDA1G15B-ABT - 48MHz Cortex-M0+ MCU 32KB Flash 48-TQFP | Microchip
ATSAMDA1G15B-ABT β ActiveMicrochip Technology
ATSAMD21G15B-AU - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21G15B-AU β ActiveSpecification Comparison
| Parameter | ATSAMDA1G15B-ABT | ATSAMD21G15B-AU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.85 | $1.65 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Core Architecture | ARM 32-bit | β |
| Maximum Clock Frequency | 48 MHz | β |
| DMIPS | 45 | β |
| Program Memory (Flash) | 32 KB | β |
| RWW Flash | 1 KB | β |
| SRAM | 4 KB | 4 KB |
| Operating Voltage Range | 1.62 V to 3.63 V | β |
| Operating Temperature Range | -40C to +85C (Industrial) | β |
| SERCOM Modules | 6 (configurable as USART/SPI/I2C) | β |
| ADC | 12-bit, up to 12 channels, up to 350 ksps | 12-bit, up to 350 ksps, 14 channels |
| DAC | 10-bit, 1 channel | 10-bit, 350 ksps, 1 channel |
| Analog Comparators | 2 | 2 |
| GPIO Count | Up to 38 | β |
| DMA Channels | 2 (peripheral-to-memory, memory-to-memory) | 12 |
| Timers/Counters | TC x3, TCC x1, RTC x1, WDT x1 | β |
| Package | 48-pin TQFP (7x7x1.0 mm) | 48-pin TQFP (7x7 mm) |
| Mounting Type | Surface Mount | β |
| MSL Level | 3 (168 hours) | β |
| RoHS Status | Compliant | Compliant (Green) |
| Maximum CPU Clock | β | 48 MHz |
| Flash Memory | β | 32 KB (32K x 8) |
| Operating Temperature | β | -40C to +85C (Industrial) |
| Supply Voltage (VDDIN) | β | 1.62 V to 3.63 V |
| GPIO | β | Up to 38 (5 V tolerant inputs) |
| USB | β | USB 2.0 Full-Speed Device, integrated transceiver |
| SERCOM | β | 6 (configurable UART/SPI/I2C/I2S) |
| Timer/Counters | β | 6 x 16-bit TC, 1 x 24-bit TCC |
| Event System Channels | β | 12 |
| RTC | β | Yes, 32 kHz domain |
| Oscillator | β | Internal 8 MHz + DFLL48M + FDPLL96M |
| Debug Interface | β | Serial Wire Debug (SWD), 2-pin |