ATSAMD20E16B-MU vs ATSAMD21E16B-MU Comparaison
Comparaison détaillée côte à côte de ATSAMD20E16B-MU par Microchip Technology et ATSAMD21E16B-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
ATSAMD20E16B-MU - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMD20E16B-MU ✓ ActifMicrochip Technology
ATSAMD21E16B-MU - ARM Cortex-M0+ MCU, 48MHz, 64KB Flash | Microchip
ATSAMD21E16B-MU ✓ ActifComparaison des spécifications
| Paramètre | ATSAMD20E16B-MU | ATSAMD21E16B-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) | $1,95 | $2,65 |
| Core Architecture | ARM Cortex-M0+ | — |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| Program Memory (Flash) | 64 KB (64K x 8) | 64 KB (in-system self-programmable) |
| SRAM | 8 KB | 8 KB |
| Boîtier | 32-pin VQFN (5x5 mm) with exposed pad | 32-pin VQFN (5x5 mm) |
| Operating Voltage (VDD) | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| I/O Pins | 26 (approx., datasheet-confirm per variant) | — |
| SERCOM Instances | 4 (configurable as UART/SPI/I2C) | — |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 350 ksps, 10 channels |
| Analog Comparators | 2 | — |
| Brown-Out Detectors | 2 | — |
| Timers/Counters | 6 | 4 x 16-bit TC, plus 32-bit RTC |
| RTC | Yes, 32 kHz domain | — |
| Watchdog Timer | Yes | — |
| Température de fonctionnement | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Compliant | Compliant (Green) |
| Niveau MSL | 3 (per JEDEC J-STD-020, typical for VQFN) | 3 (per JEDEC J-STD-020) |
| Core | — | ARM Cortex-M0+ (32-bit, single-core) |
| CoreMark/MHz | — | 2.46 |
| I/O Voltage (VDDIO) | — | 1.62 V to VDD (separate I/O rail) |
| USB | — | USB 2.0 Full-Speed Device/Host |
| DAC | — | 10-bit, 350 ksps, 1 channel |
| SERCOM Modules | — | 6 (each configurable as I2C / SPI / USART) |
| DMA Channels | — | 14 |
| External Interrupts (EIC) | — | 16 + 1 NMI |
| Debug Interface | — | Serial Wire Debug (SWD), 2-pin |
| Micro Trace Buffer | — | Yes |
| Peripheral Touch Controller (PTC) | — | Capacitive touch: buttons, slider, wheel |