ATSAML21G18B-ANT vs ATSAML21G17B-ANT 对比
详细并排对比 ATSAML21G18B-ANT 出自 Microchip Technology 和 ATSAML21G17B-ANT 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
ATSAML21G18B-ANT - 256KB Flash 48MHz Cortex-M0+ MCU | Microchip
ATSAML21G18B-ANT ✓ 量产中规格对比
| 参数 | ATSAML21G18B-ANT | ATSAML21G17B-ANT |
|---|---|---|
| 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） | $3.78 | $2.71 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ (32-bit) |
| Bit Width | 32-bit | — |
| 最大时钟频率 | 48 MHz | — |
| Program Memory (Flash) | 256 KB | — |
| RAM | 32 KB | — |
| Supply Voltage Range | 1.6 V to 3.6 V | — |
| Active Mode Current | < 35 uA/MHz | — |
| Sleep Mode Current | 200 nA | 200 nA |
| 工作温度范围 | -40 C to +85 C | — |
| 封装 | 48-TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| I/O Pins | [DATA_NEEDED: I/O pin count] | — |
| ADC | 12-bit, 1 MSPS | 12-bit, 1 MSPS, up to 20 channels |
| USB | Full-Speed USB 2.0 Device/Host | USB 2.0 Full-Speed Device |
| Communication Interfaces | SERCOM (UART/SPI/I2C) | — |
| Touch Sensing (PTC) | Yes, up to 256 channels | — |
| Cryptographic Engine | AES-128 / AES-256 | — |
| Functional Safety (FuSa) | Yes | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL level] | 3 (168 hours) |
| Family | — | SAM L21 (Functional Safety / FuSa) |
| Maximum CPU Frequency | — | 48 MHz |
| Flash Memory | — | 128 KB (128K x 8) |
| SRAM | — | 16 KB |
| 电源电压 | — | 1.62 V to 3.63 V |
| Active Current | — | Under 35 µA/MHz |
| 工作温度 | — | -40 °C to +85 °C (industrial) |
| Number of I/O Pins | — | 37 |
| SERCOM Modules | — | Up to 5 (UART/SPI/I²C configurable) |
| Timers | — | Two 24-bit TC, one 16-bit TCC |
| RTC | — | Yes, with calendar and alarm |