ATSAMD21E18A-MU vs ATSAMD20E18A-MU Comparaison
Comparaison détaillée côte à côte de ATSAMD21E18A-MU par Microchip Technology et ATSAMD20E18A-MU par Microchip Technology. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Microchip Technology
ATSAMD21E18A-MU - 48MHz Cortex-M0+ MCU, 256KB Flash | Microchip
ATSAMD21E18A-MU ✓ ActifMicrochip Technology
ATSAMD20E18A-MU - 48MHz ARM Cortex-M0+ 256KB Flash MCU | Microchip
ATSAMD20E18A-MU ✓ ActifComparaison des spécifications
| Paramètre | ATSAMD21E18A-MU | ATSAMD20E18A-MU |
|---|---|---|
| Marque | Microchip Technology | Microchip Technology |
| Catégorie | Microcontrollers | Microcontrollers |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $2,27 | $2,75 |
| Core | ARM Cortex-M0+ 32-bit | ARM Cortex-M0+ |
| 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 | — |
| SRAM | 32 KB | 32 KB (32K x 8) |
| Operating Voltage (VDD) | 1.6 V to 3.6 V | — |
| Boîtier | 32-pin VQFN (5x5 mm) with EP | 32-VQFN (5x5 mm) with Exposed Pad |
| Nombre de broches | 32 | — |
| Type de montage | Surface Mount | Surface Mount |
| 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) | — |
| USB | USB 2.0 Full-Speed Device/Host with on-chip transceiver | Full-Speed USB 2.0 Device (per SAM D20 family) |
| PTC (Touch) | Up to 256 channels (Peripheral Touch Controller) | — |
| DMA Channels | 24 | — |
| Event System Channels | 12 | — |
| RTC | Yes, 32-bit RTC | — |
| Température de fonctionnement | -40 C to +85 C (Industrial) | -40 C to +85 C |
| Statut RoHS | Compliant | — |
| Niveau MSL | [DATA_NEEDED: MSL moisture sensitivity level] | MSL3 (per Microchip package profile) |
| Bootloader | On-chip ROM (UART/USB bootloader) | — |
| Core Architecture | — | ARM 32-bit |
| Instruction Set | — | Thumb/Thumb-2 |
| Maximum CPU Frequency | — | 48 MHz |
| Program Memory (Flash) | — | 256 KB (256K x 8) |
| Supply Voltage (Vdd) | — | 1.62 V to 3.63 V |
| 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) |
| Lead-Free / RoHS | — | Yes / Compliant (per Microchip product page) |
| Moisture Sensitivity Floor Life | — | 168 hours |