ATSAMD21G18A-AU vs ATSAMD20G18A-ANT 比較
詳細並排比較 ATSAMD21G18A-AU 由 Microchip Technology 與 ATSAMD20G18A-ANT 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
ATSAMD20G18A-ANT - ARM Cortex-M0+ 48MHz 256KB Flash MCU | Microchip
ATSAMD20G18A-ANT ✓ 啟用中規格比較
| 參數 | ATSAMD21G18A-AU | ATSAMD20G18A-ANT |
|---|---|---|
| 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) | — |
| Series | SAM D21G (Functional Safety / FuSa) | — |
| Maximum CPU Frequency | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 | 2.46 |
| Flash Memory | 256 KB (256K x 8) | — |
| SRAM | 32 KB | — |
| Operating Voltage Range | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| Programmable I/O Pins | Up to 52 | — |
| ADC | 14-channel, 12-bit | 12-bit, up to 1 MSPS, up to 20 channels |
| DAC | 10-bit | — |
| Peripheral Touch Controller (PTC) | Up to 256 channels (capacitive touch/proximity) | — |
| DMAC Channels | 12 | — |
| Event System Channels | 12 | — |
| Timer/Counters | Up to five 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-pin TQFP (7 x 7 mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant (Green package) | Compliant |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Program Memory (Flash) | — | 256 KB (256K x 8) |
| Data Memory (SRAM) | — | 32 KB |
| 工作溫度範圍 | — | -40 C to +105 C |
| 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 |
| RTC | — | 16-bit RTC with calendar mode |
| Lead-Free / Halogen-Free | — | Yes (per Mouser GREEN marking) |