ATSAMC21J18A-MNT vs ATSAMC20G16A-MNT 对比
详细并排对比 ATSAMC21J18A-MNT 出自 Microchip Technology 和 ATSAMC20G16A-MNT 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
ATSAMC21J18A-MNT - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMC21J18A-MNT ✓ 量产中Microchip Technology
ATSAMC20G16A-MNT - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMC20G16A-MNT ✓ 量产中规格对比
| 参数 | ATSAMC21J18A-MNT | ATSAMC20G16A-MNT |
|---|---|---|
| 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） | $2.65 | $2.21 |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| 最大时钟频率 | 48 MHz | 48 MHz |
| Program Flash | 256 KB (256K x 8) | — |
| SRAM | 32 KB | 8 KB |
| EEPROM Emulation Flash | 8 KB (independent self-programmable) | — |
| 电源电压 | 2.7 V to 5.5 V (5V I/O tolerant) | — |
| 工作温度 | -40C to +105C (industrial) | — |
| 封装 | 64-pin QFN (9x9 mm) | 48-VQFN (7x7 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| I/O Pins | [DATA_NEEDED: I/O count] | — |
| ADC | 1 Msps, 12-bit (up to 20 channels) | 12-bit, up to 1 Msps, up to 10 channels |
| CAN-FD | Yes (1 controller) | — |
| SERCOM Modules | 6 (each USART/SPI/I2C configurable) | — |
| Peripheral Touch Controller (PTC) | Yes | — |
| Memory Protection Unit (MPU) | Yes | — |
| Micro Trace Buffer | Yes | — |
| DMA Channels | 6 | 16 |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL level] | 3 |
| Flash Program Memory | — | 64 KB (64K x 8) |
| Operating Voltage Range | — | 2.7 V to 5.5 V |
| I/O Voltage Tolerance | — | 5 V tolerant |
| 工作温度范围 | — | -40C to +105C (industrial) |
| Communication Interfaces | — | SERCOM (USART/SPI/I2C), CAN-FD |
| Timers/Counters | — | TC (16-bit), TCC (24-bit PWM) |
| Touch Sensing | — | Peripheral Touch Controller (PTC) |