ATSAMDA1G15B-ABT vs ATSAMD21G15B-AU 对比
详细并排对比 ATSAMDA1G15B-ABT 出自 Microchip Technology 和 ATSAMD21G15B-AU 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATSAMDA1G15B-ABT - 48MHz Cortex-M0+ MCU 32KB Flash 48-TQFP | Microchip
ATSAMDA1G15B-ABT ✓ 量产中Microchip Technology
ATSAMD21G15B-AU - 48MHz Cortex-M0+ MCU, 32KB Flash | Microchip
ATSAMD21G15B-AU ✓ 量产中规格对比
| 参数 | ATSAMDA1G15B-ABT | ATSAMD21G15B-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.85 | $1.65 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Core Architecture | ARM 32-bit | — |
| 最大时钟频率 | 48 MHz | — |
| DMIPS | 45 | — |
| Program Memory (Flash) | 32 KB | — |
| RWW Flash | 1 KB | — |
| SRAM | 4 KB | 4 KB |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| 工作温度范围 | -40C to +85C (Industrial) | — |
| SERCOM Modules | 6 (configurable as USART/SPI/I2C) | — |
| 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 | — |
| DMA Channels | 2 (peripheral-to-memory, memory-to-memory) | 12 |
| Timers/Counters | TC x3, TCC x1, RTC x1, WDT x1 | — |
| 封装 | 48-pin TQFP (7x7x1.0 mm) | 48-pin TQFP (7x7 mm) |
| 安装类型 | Surface Mount | — |
| MSL 等级 | 3 (168 hours) | — |
| RoHS 状态 | Compliant | Compliant (Green) |
| Maximum CPU Clock | — | 48 MHz |
| Flash Memory | — | 32 KB (32K x 8) |
| 工作温度 | — | -40C to +85C (Industrial) |
| Supply Voltage (VDDIN) | — | 1.62 V to 3.63 V |
| GPIO | — | Up to 38 (5 V tolerant inputs) |
| USB | — | USB 2.0 Full-Speed Device, integrated transceiver |
| SERCOM | — | 6 (configurable UART/SPI/I2C/I2S) |
| Timer/Counters | — | 6 x 16-bit TC, 1 x 24-bit TCC |
| Event System Channels | — | 12 |
| RTC | — | Yes, 32 kHz domain |
| Oscillator | — | Internal 8 MHz + DFLL48M + FDPLL96M |
| Debug Interface | — | Serial Wire Debug (SWD), 2-pin |