ATSAMD21G18A-AU vs ATSAMD20G17A-AU 比較
詳細並排比較 ATSAMD21G18A-AU 由 Microchip Technology 與 ATSAMD20G17A-AU 由 Microchip Technology. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Microchip Technology
ATSAMD21G18A-AU - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD21G18A-AU ✓ 啟用中Microchip Technology
ATSAMD20G17A-AU - 48MHz Cortex-M0+ MCU, 128KB Flash | Microchip
ATSAMD20G17A-AU ✓ 啟用中規格比較
| 參數 | ATSAMD21G18A-AU | ATSAMD20G17A-AU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 單價 (USD) | $2.78 | — |
| Core | ARM Cortex-M0+ (32-bit) | ARM Cortex-M0+ (32-bit) |
| Series | SAM D21G (Functional Safety / FuSa) | SAM D20G |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 | — |
| Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 32 KB | — |
| Operating Voltage Range | 1.62 V to 3.63 V | — |
| Programmable I/O Pins | Up to 52 | — |
| ADC | 14-channel, 12-bit | 14-channel, 12-bit, up to 350 ksps |
| DAC | 10-bit | 1-channel, 10-bit |
| Peripheral Touch Controller (PTC) | Up to 256 channels (capacitive touch/proximity) | Up to 256 channels |
| DMAC Channels | 12 | — |
| Event System Channels | 12 | — |
| Timer/Counters | Up to five 16-bit | 6 x 16-bit |
| Communication Peripherals (SERCOM) | Configurable as USART / SPI / I2C | — |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | — |
| Sleep Modes | Idle, Standby with SleepWalking | — |
| 封裝 | 48-pin TQFP (7x7 mm) | 48-TQFP (7x7 mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant (Green package) | Compliant |
| Program Memory (Flash) | — | 128 KB (128K x 8) |
| RAM Size | — | 16 KB (16K x 8) |
| Supply Voltage (Vcc/Vdd) | — | 1.62 V to 3.6 V |
| SERCOM Modules | — | Up to 6 (configurable as I2C/SPI/UART) |
| USB | — | Full-Speed USB 2.0 Device |
| 工作溫度 | — | -40 C to +85 C |
| MSL 等級 | — | 3 (168 hours) |