ATSAMD21G17D-AFT vs ATSAMD21E18A-AFT 对比
详细并排对比 ATSAMD21G17D-AFT 出自 Microchip Technology 和 ATSAMD21E18A-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
ATSAMD21G17D-AFT - 48MHz Cortex-M0+ 128KB Flash MCU | Microchip
ATSAMD21G17D-AFT ✓ 量产中Microchip Technology
ATSAMD21E18A-AFT - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD21E18A-AFT ✓ 量产中规格对比
| 参数 | ATSAMD21G17D-AFT | ATSAMD21E18A-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） | $2.98 | $2.72 |
| Architecture | ARM Cortex-M0+ (v6-M) | — |
| Core | 32-bit RISC | ARM Cortex-M0+ (32-bit) |
| Max CPU Frequency | 48 MHz | — |
| Flash Memory | 128 KB | 256 KB (256K x 8) |
| SRAM | 16 KB | 32 KB |
| Read-While-Write Flash Partition | 4 KB | — |
| 电源电压 | 1.62 V to 3.63 V | — |
| 工作温度 | -40C to +125C (industrial) | -40 C to +125 C |
| GPIO Count | 38 programmable I/O pins | — |
| DMA Channels | 12 | — |
| Timers | 9 (TC, TCC, RTC) | 16-bit TC modules and TCC for PWM |
| Communication Interfaces | 6 SERCOM (UART, SPI, I2C, I2S, LIN) | — |
| USB | USB 2.0 Full-Speed with on-chip PHY | Full-Speed USB 2.0 Device with integrated transceiver |
| ADC | 12-bit, up to 350 ksps | 12-bit, up to 20 channels |
| DAC | 10-bit | — |
| 封装 | 48-pin TQFP (7x7 mm) | 32-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount (Tape & Reel) |
| MSL 等级 | 3 (168 hours) | 3 |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free / Halogen-Free | Yes / Yes | — |
| Series | — | SAM D21E (Functional Safety / FuSa) |
| Maximum CPU Clock | — | 48 MHz |
| CoreMark Performance | — | 2.46 CoreMark/MHz |
| Operating Voltage | — | 1.62 V to 3.63 V |
| Serial Interfaces (SERCOM) | — | Up to 6 (configurable UART/SPI/I2C) |
| Analog Comparators | — | 2 |
| Touch Controller | — | Peripheral Touch Controller (PTC) - capacitive touch |
| Event System | — | 12-channel |