ATSAMD21G18A-MF vs ATSAMD21J17D-MFT 对比
详细并排对比 ATSAMD21G18A-MF 出自 Microchip Technology 和 ATSAMD21J17D-MFT 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
ATSAMD21G18A-MF - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD21G18A-MF ✓ 量产中Microchip Technology
ATSAMD21J17D-MFT - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD21J17D-MFT ✓ 量产中规格对比
| 参数 | ATSAMD21G18A-MF | ATSAMD21J17D-MFT |
|---|---|---|
| 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） | $2.61 | $3.50 |
| Core | ARM Cortex-M0+ (ARMv6-M) | — |
| Maximum CPU Clock | 48 MHz | — |
| CoreMark Performance | 2.46 CoreMark/MHz | — |
| Flash Memory | 256 KB | 128 KB (with 4 KB RWW section) |
| SRAM | 32 KB | 16 KB |
| Supply Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| 工作温度范围 | -40 C to +125 C (industrial) | — |
| ADC | 12-bit, 12 channels, up to 350 ksps | 12-bit, up to 350 ksps, up to 20 channels |
| DAC | 10-bit, 1 channel | 10-bit |
| SERCOM Channels | 6 (configurable as UART/SPI/I2C) | — |
| I2S Interfaces | 2 | — |
| USB Interface | USB 2.0 Full-Speed device/host/OTG | USB 2.0 Full-Speed Device |
| Timers/Counters | 8 (including 24-bit TCC) | — |
| 封装 | 48-pin QFN (7x7 mm) with exposed pad | 64-pin QFN (9x9 mm) |
| 安装类型 | Surface Mount | — |
| MSL 等级 | 3 (168 hours) | — |
| RoHS 状态 | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Maximum CPU Frequency | — | 48 MHz |
| 工作温度 | — | -40C to +125C (extended) |
| SERCOM Interfaces | — | 6 (configurable UART/SPI/I2C) |
| GPIO Pins | — | Up to 52 |
| On-chip DC-DC Converter | — | Yes |
| Peripheral Touch Controller | — | Yes |
| Event System | — | Yes (inter-peripheral signaling) |
| MPU | — | Yes (Memory Protection Unit) |
| Functional Safety (FuSa) | — | Yes (per datasheet family designation) |