ATSAMD20G18A-ANT vs ATSAMD20J15A-ANT 对比
详细并排对比 ATSAMD20G18A-ANT 出自 Microchip Technology 和 ATSAMD20J15A-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
ATSAMD20G18A-ANT - ARM Cortex-M0+ 48MHz 256KB Flash MCU | Microchip
ATSAMD20G18A-ANT ✓ 量产中Microchip Technology
ATSAMD20J15A-ANT - 32KB Flash Cortex-M0+ MCU, 64-TQFP | Microchip
ATSAMD20J15A-ANT ✓ 量产中规格对比
| 参数 | ATSAMD20G18A-ANT | ATSAMD20J15A-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） | $2.55 | $1.65 |
| Core Architecture | ARM Cortex-M0+ (32-bit) | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 | — |
| Program Memory (Flash) | 256 KB (256K x 8) | 32 KB (32K x 8) |
| Data Memory (SRAM) | 32 KB | 4 KB |
| Operating Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| 封装 | 48-pin TQFP (7 x 7 mm) | 64-TQFP (10x10 mm), Tape and Reel |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40 C to +105 C | -40°C to +105°C (Industrial, "ANT" suffix) |
| ADC | 12-bit, up to 1 MSPS, up to 20 channels | 12-bit, up to 20 channels ([DATA_NEEDED: exact channel count for 64-pin TQFP]) |
| USB Interface | USB 2.0 Full-Speed Device with on-chip transceiver | — |
| SERCOM Modules | 6 (configurable as UART / SPI / I2C) | — |
| I2C Interfaces | 2 | — |
| Timers/Counters | Six 16-bit TC channels | TC x5, TCC x2 ([DATA_NEEDED: exact count]) |
| RTC | 16-bit RTC with calendar mode | Yes, with 32.768 kHz oscillator support |
| RoHS 状态 | Compliant | — |
| Lead-Free / Halogen-Free | Yes (per Mouser GREEN marking) | — |
| Core | — | ARM Cortex-M0+ (32-bit) |
| Series | — | SAM D20J (Atmel SMART) |
| I/O Pins | — | [DATA_NEEDED: number of GPIO] |
| DAC | — | 10-bit, 1 channel, 350 ksps |
| Peripheral Touch Controller (PTC) | — | 256-channel, supports buttons/sliders/wheels |
| Communication Interfaces | — | 6x SERCOM (UART/SPI/I2C configurable), I2S |
| DMA Channels | — | [DATA_NEEDED: DMA channel count] |
| MSL 等级 | — | MSL3 ([DATA_NEEDED: floor life]) |
| Lead-Free / RoHS | — | Lead-free, RoHS compliant per Mouser listing ("GREEN") |