ATSAMD21J15B-MU vs ATSAMD21J15B-MUT 对比
详细并排对比 ATSAMD21J15B-MU 出自 Microchip Technology 和 ATSAMD21J15B-MUT 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。
规格对比
| 参数 | ATSAMD21J15B-MU | ATSAMD21J15B-MUT |
|---|---|---|
| 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） | $1.74 | $1.92 |
| Core | ARM Cortex-M0+ | — |
| Core Architecture | ARMv6-M, 32-bit | ARM Cortex-M0+ (32-bit) |
| 最大时钟频率 | 48 MHz | — |
| CoreMark/MHz | 2.46 | 2.46 |
| Flash Program Memory | 32 KB | — |
| SRAM | 4 KB | 4 KB |
| 电源电压 | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| 工作温度 | -40 C to +85 C (industrial) | -40 C to +85 C (Industrial) |
| 封装 | 64-pin QFN (9x9 mm) with exposed pad | 64-QFN (9x9 mm) with EP |
| ADC | 12-bit, up to 350 ksps, up to 14 channels | 12-bit, up to 14 channels |
| DAC | 10-bit, 350 ksps, 1 channel | 10-bit, 1 channel |
| SERCOM Modules | Up to 6 (configurable as I2C/SPI/UART) | — |
| USB | USB 2.0 Full-Speed Device/Host with on-chip transceiver | Full-speed USB 2.0 with on-chip transceiver |
| Timers/Counters | Three 24-bit TC, one 16-bit TCC | TC (3x 16-bit), TCC (1x 24-bit) |
| I2S | 2 interfaces | — |
| External Interrupts | 16 channels plus 1 NMI | — |
| Debug Interface | Two-pin Serial Wire Debug (SWD) | Serial Wire Debug (SWD), 2-pin |
| RoHS 状态 | Compliant | Compliant |
| Family | — | SAM D21J (Functional Safety - FuSa) |
| Maximum CPU Frequency | — | 48 MHz |
| Program Flash | — | 32 KB |
| SERCOM | — | 6 channels (UART/SPI/I2C configurable) |
| RTC | — | Yes, with 32 kHz crystal support |
| 安装类型 | — | Surface Mount |
| MSL 等级 | — | 3 (168 hours) |