ATSAMD21J16B-MU vs ATSAMDA1E16B-MBT 对比
详细并排对比 ATSAMD21J16B-MU 出自 Microchip Technology 和 ATSAMDA1E16B-MBT 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
ATSAMD21J16B-MU - 64KB Flash Cortex-M0+ MCU | Microchip 64-QFN
ATSAMD21J16B-MU ✓ 量产中Microchip Technology
ATSAMDA1E16B-MBT - 48MHz ARM Cortex-M0+ 64KB Flash MCU | Microchip
ATSAMDA1E16B-MBT ✓ 量产中规格对比
| 参数 | ATSAMD21J16B-MU | ATSAMDA1E16B-MBT |
|---|---|---|
| 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） | $2.18 | $1.36 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Frequency | 48 MHz | 48 MHz (45 DMIPS) |
| CoreMark/MHz | 2.46 CoreMark/MHz | — |
| Flash Memory | 64 KB | — |
| SRAM | 8 KB | 8 KB |
| 封装 | 64-QFN (9x9 mm) with EPAD | 32-pin VQFN (5x5 mm) with exposed pad |
| Operating Voltage (VDDIN) | 1.62 V to 3.63 V | — |
| 工作温度 | -40C to +85C (industrial) | -40 C to +85 C (industrial) |
| USB | USB 2.0 Full-Speed Device + Host | — |
| ADC | 12-bit, up to 1 MSPS, 20 channels | 12-bit, up to 20 channels |
| SERCOM | 6 configurable serial interfaces | — |
| DMAC Channels | 12 | — |
| Event System Channels | 12 | — |
| Timer/Counters (TC) | Multiple 16-bit and 8-bit TC | — |
| GPIO (max) | 52 | — |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | — |
| Low-Power Modes | Idle, Standby, Backup, SleepWalking peripherals | — |
| RoHS 状态 | Compliant (Green) | Compliant |
| Family | — | SAM DA1 (Functional Safety / FuSa) |
| Program Flash | — | 64 KB (64K x 8) |
| RWW Flash | — | 2 KB |
| Supply Voltage (VDD) | — | 1.62 V to 3.63 V |
| 安装类型 | — | Surface Mount |
| SERCOM Modules | — | 4 (configurable as USART / I2C / SPI) |
| DAC | — | 10-bit, 1 channel |
| Timers | — | 16-bit and 24-bit TCC/TC timers |
| Peripheral Touch Controller | — | Yes (PTC, supports capacitive touch) |
| I2S Audio Interface | — | Yes |
| GPIOs | — | [DATA_NEEDED: exact GPIO count for 32-VQFN variant] |