ATSAMD21E17A-AU vs ATSAMD21E17L-AFT 对比
详细并排对比 ATSAMD21E17A-AU 出自 Microchip Technology 和 ATSAMD21E17L-AFT 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
ATSAMD21E17A-AU - ARM Cortex-M0+ 48MHz 128KB MCU 32-TQFP | Microchip
ATSAMD21E17A-AU ✓ 量产中Microchip Technology
ATSAMD21E17L-AFT - 48MHz Cortex-M0+ MCU 128KB | Microchip
ATSAMD21E17L-AFT ✓ 量产中规格对比
| 参数 | ATSAMD21E17A-AU | ATSAMD21E17L-AFT |
|---|---|---|
| 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） | $2.30 | $2.70 |
| Core Architecture | ARM Cortex-M0+ (SAM D21E family) | ARM Cortex-M0+ (32-bit) |
| CPU Bit Width | 32-bit | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 | — |
| Program Flash Memory | 128 KB (128K x 8) | 128 KB (128K x 8) |
| RWW (Read-While-Write) Flash Section | 4 KB | — |
| SRAM | 16 KB | 16 KB |
| Operating Voltage Range (VDDIN) | 1.62 V to 3.63 V | — |
| USB Interface | USB 2.0 Full-Speed (12 Mbps) with on-chip transceiver | — |
| SERCOM Channels | 6 (configurable as UART/SPI/I2C) | — |
| Timer/Counters | Three 16-bit TC, one 32-bit TCC, one 24-bit RTC | — |
| ADC | 12-bit, up to 350 ksps, up to 20 channels | 12-bit, up to 350 ksps, up to 10 channels |
| DAC | 10-bit, 1 channel | 10-bit, 1 channel |
| DMA Controller | 12 channels | — |
| 封装 | 32-pin TQFP (7x7 mm), 0.8 mm pitch | 32-pin TQFP, 7 mm × 7 mm, 0.8 mm pitch |
| 工作温度范围 | -40 C to +85 C (industrial) | -40 °C to +125 °C (automotive AEC-Q100 Grade 1) |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (per JEDEC J-STD-020) | — |
| RoHS 状态 | Compliant | Compliant |
| Functional Safety (FuSa) | SAM D21E family supports FuSa variants | — |
| Auxiliary Flash (RWW) | — | 4 KB |
| Supply Voltage (VDDIN) | — | 1.6 V to 3.6 V |
| GPIO Count | — | Up to 26 (varies by package/function multiplex) |
| Analog Comparators | — | 2 |
| SERCOM Modules | — | 6 (configurable as UART / SPI / I²C) |
| USB | — | USB 2.0 Full-Speed Device |
| Timers (TC / TCC) | — | 16-bit and 24-bit PWM/Timer |
| RTC | — | 32-bit RTC with calendar mode |
| Automotive Qualification | — | AEC-Q100 qualified |
| Functional Safety | — | FuSa features supported (IEC 60730 ready) |
| Delivery Form | — | Tape and Reel (suffix FT) |