ATSAMD20E18A-MU vs ATSAMD21E18A-MU 比較
詳細並排比較 ATSAMD20E18A-MU 由 Microchip Technology 與 ATSAMD21E18A-MU 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
ATSAMD20E18A-MU - 48MHz ARM Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMD20E18A-MU ✓ 啟用中Microchip Technology
ATSAMD21E18A-MU - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD21E18A-MU ✓ 啟用中規格比較
| 參數 | ATSAMD20E18A-MU | ATSAMD21E18A-MU |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core | ARM Cortex-M0+ | ARM Cortex-M0+ 32-bit |
| Core Architecture | ARM 32-bit | — |
| Instruction Set | Thumb/Thumb-2 | — |
| Maximum CPU Frequency | 48 MHz | — |
| Program Memory (Flash) | 256 KB (256K x 8) | — |
| SRAM | 32 KB (32K x 8) | 32 KB |
| Supply Voltage (Vdd) | 1.62 V to 3.63 V | — |
| 工作溫度 | -40 C to +85 C | -40 C to +85 C (Industrial) |
| 封裝 | 32-VQFN (5x5 mm) with Exposed Pad | 32-pin VQFN (5x5 mm) with EP |
| 安裝類型 | Surface Mount | Surface Mount |
| I/O Voltage | 3.3 V (typ) | — |
| Performance | 2.14 CoreMark/MHz | — |
| Peripheral Touch Controller (PTC) | Yes | — |
| SERCOM Modules | Up to 6 (I2C/SPI/UART configurable) | — |
| ADC / DAC | 12-bit ADC / 10-bit DAC (per SAM D20 family) | — |
| USB | Full-Speed USB 2.0 Device (per SAM D20 family) | USB 2.0 Full-Speed Device/Host with on-chip transceiver |
| MSL 等級 | MSL3 (per Microchip package profile) | [DATA_NEEDED: MSL moisture sensitivity level] |
| Lead-Free / RoHS | Yes / Compliant (per Microchip product page) | — |
| Moisture Sensitivity Floor Life | 168 hours | — |
| Family | — | SAM D21E (SAMD21E18A) |
| Functional Safety | — | FuSa (IEC 60730 Class B) variant |
| Max CPU Clock | — | 48 MHz |
| CoreMark | — | 2.46 CoreMark/MHz |
| Flash Memory | — | 256 KB |
| Operating Voltage (VDD) | — | 1.6 V to 3.6 V |
| 腳位數 | — | 32 |
| ADC | — | 12-bit, up to 20 channels, 350 ksps |
| DAC | — | 10-bit, 1 channel |
| Analog Comparators | — | 2 |
| SERCOM Channels | — | Up to 6 (UART/SPI/I2C configurable) |
| PTC (Touch) | — | Up to 256 channels (Peripheral Touch Controller) |
| DMA Channels | — | 24 |
| Event System Channels | — | 12 |
| RTC | — | Yes, 32-bit RTC |
| RoHS 狀態 | — | Compliant |
| Bootloader | — | On-chip ROM (UART/USB bootloader) |