ATSAMD20J14A-AN vs ATSAMD20J17A-AN 对比
详细并排对比 ATSAMD20J14A-AN 出自 Microchip Technology 和 ATSAMD20J17A-AN 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
ATSAMD20J14A-AN - 48MHz Cortex-M0+ MCU 16KB Flash | Microchip
ATSAMD20J14A-AN ✓ 量产中Microchip Technology
ATSAMD20J17A-AN - 48MHz Cortex-M0+ MCU 128KB Flash 64-TQFP | Microchip
ATSAMD20J17A-AN ✓ 量产中规格对比
| 参数 | ATSAMD20J14A-AN | ATSAMD20J17A-AN |
|---|---|---|
| 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） | $2.35 | $1.87 |
| Core Architecture | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Core Bit Width | 32-bit | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Memory (Flash) | 16 KB | — |
| RAM | 2 KB | — |
| Operating Voltage Range | 1.6 V to 3.6 V | 1.62 V to 3.63 V |
| 封装 | TQFP-64 (10x10 mm) | 64-pin TQFP (industrial grade) |
| 引脚数量 | 64 | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40 C to +105 C (Industrial) | -40 C to +105 C (industrial) |
| GPIO Count | [DATA_NEEDED: GPIO count for J variant] | — |
| ADC | 12-bit SAR, up to 20 channels | 12-bit, 256-channel PTC support |
| DAC | 10-bit, 350 ksps | 10-bit |
| Communication Interfaces | SERCOM (UART/SPI/I2C), USB 2.0 FS (device) | USB 2.0 Full-Speed Device, I2C, SPI, UART (via SERCOM) |
| MSL 等级 | 3 (168 hours) | [DATA_NEEDED: MSL rating] |
| RoHS 状态 | Compliant | Compliant (Green, lead-free per Mouser listing) |
| 最大时钟频率 | — | 48 MHz |
| Flash Memory | — | 128 KB |
| SRAM | — | 16 KB |
| Touch Sensing | — | 256-channel Peripheral Touch Controller (PTC) |
| GPIO | — | [DATA_NEEDED: GPIO count] |