ATSAMD21G18A-AU vs ATSAMD20G18A-ANT Comparaison
Comparaison détaillée côte à côte de ATSAMD21G18A-AU par Microchip Technology et ATSAMD20G18A-ANT 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
ATSAMD21G18A-AU - 48MHz Cortex-M0+ MCU 256KB Flash | Microchip
ATSAMD21G18A-AU ✓ ActifMicrochip Technology
ATSAMD20G18A-ANT - ARM Cortex-M0+ 48MHz 256KB Flash MCU | Microchip
ATSAMD20G18A-ANT ✓ ActifComparaison des spécifications
| Paramètre | ATSAMD21G18A-AU | ATSAMD20G18A-ANT |
|---|---|---|
| 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) | $2,78 | $2,55 |
| 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 | — |
| Boîtier | 48-pin TQFP (7x7 mm) | 48-pin TQFP (7 x 7 mm) |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Compliant (Green package) | Compliant |
| Core Architecture | — | ARM Cortex-M0+ (32-bit) |
| Program Memory (Flash) | — | 256 KB (256K x 8) |
| Data Memory (SRAM) | — | 32 KB |
| Plage de température de fonctionnement | — | -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) |