ATSAML21J18B-AUT vs ATSAML22J17A-MUT 对比
详细并排对比 ATSAML21J18B-AUT 出自 Microchip Technology 和 ATSAML22J17A-MUT 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
ATSAML21J18B-AUT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAML21J18B-AUT ✓ 量产中Microchip Technology
ATSAML22J17A-MUT - ARM Cortex-M0+ MCU 128KB Flash 64-QFN | Microchip
ATSAML22J17A-MUT ✓ 量产中规格对比
| 参数 | ATSAML21J18B-AUT | ATSAML22J17A-MUT |
|---|---|---|
| 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） | $4.55 | $2.92 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Series | SAM L21J, Functional Safety (FuSa) | — |
| Maximum CPU Frequency | 48 MHz | 32 MHz |
| Program Flash | 256 KB (256K x 8) | — |
| SRAM | 32 KB (up to 40 KB reported by some sources) | — |
| Supply Voltage (Vcc/Vdd) | 1.62 V to 3.63 V | — |
| 工作温度 | -40 C to +85 C (industrial) | — |
| 封装 | 64-pin TQFP (10x10 mm) | — |
| 安装类型 | Surface Mount (Tape & Reel, AUT suffix) | Surface Mount, Tape & Reel |
| GPIO Count | 51 (per SAM L21J datasheet) | — |
| USB | USB 2.0 Full-Speed Device | — |
| Serial Interfaces | Multiple SERCOM (configurable as UART/SPI/I2C) | — |
| ADC | 12-bit | — |
| DAC | 10-bit | — |
| Touch Peripheral (PTC) | Yes (Peripheral Touch Controller) | — |
| Active Current | Under 35 uA/MHz | — |
| Sleep Current | 200 nA | — |
| Functional Safety | IEC 60730 Class B (FuSa variant) | — |
| RoHS 状态 | Compliant | Compliant |
| Carrier Type | Tape & Reel (AUT suffix) | — |
| Core Processor | — | ARM Cortex-M0+ |
| Core Size | — | 32-Bit |
| Program Memory Type | — | Flash |
| Program Memory Size | — | 128 KB (128K x 8) |
| EEPROM Size | — | 8 KB (RWWEE) |
| RAM Size | — | [DATA_NEEDED: RAM size] |
| Supply Voltage Range | — | 1.6 V to 3.6 V |
| Active Current Consumption | — | 39 uA/MHz (CoreMark) |
| Ultra-Low-Power Backup Mode | — | 490 nA (RTC running) |
| 工作温度范围 | — | -40C to +85C |
| 封装 / 外壳 | — | 64-QFN (9x9 mm) with exposed pad |
| Number of I/O Pins | — | [DATA_NEEDED: I/O count] |
| Connectivity | — | I2C, SPI, UART, USB 2.0 Full-Speed Device |
| Peripherals | — | SLCD controller, 12-bit ADC, RTC, multiple SERCOM |
| Green Compliance | — | Yes (lead-free, halogen-free per datasheet suffix MUT) |