ATSAME70N21A-CNT vs ATSAME70N20A-CNT Comparaison
Comparaison détaillée côte à côte de ATSAME70N21A-CNT par Microchip Technology et ATSAME70N20A-CNT 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
ATSAME70N21A-CNT - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21A-CNT ✓ ActifMicrochip Technology
ATSAME70N20A-CNT - 300MHz Cortex-M7 MCU 1MB Flash | Microchip
ATSAME70N20A-CNT ✓ ActifComparaison des spécifications
| Paramètre | ATSAME70N21A-CNT | ATSAME70N20A-CNT |
|---|---|---|
| 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) | $8,85 | $8,85 |
| Core | ARM Cortex-M7 with FPU (single + double precision) | — |
| Maximum CPU Clock | 300 MHz | — |
| Flash Memory | 2 MB (2048 KB) | 1024 KB (1 MB) |
| SRAM | 384 KB | 384 KB |
| Instruction Cache (I-Cache) | 16 KB | — |
| Data Cache (D-Cache) | 16 KB | — |
| CoreMark Score | 1500 (typical) | — |
| Supply Voltage (VDDIO/VDDCORE) | 3.3 V (typical); 1.2 V core | — |
| Température de fonctionnement | -40C to +105C (industrial) | -40 C to +105 C (industrial) |
| Boîtier | 100-pin TFBGA, 9x9 mm, 0.8 mm pitch | 100-pin TFBGA (9x9 mm) |
| ADC | 12-bit, up to 2 MSPS, 24 channels | 12-bit, up to 2 MSPS, 24 channels |
| Communication | Ethernet MAC, HS USB PHY, 2x CAN-FD, 4x UART, 5x SPI, 3x I2C, I2S | — |
| Display Controller | TFT LCD controller with 2D acceleration | — |
| Crypto Accelerator | AES-256, SHA-256, TRNG hardware | — |
| Type de montage | Surface Mount (BGA) | Surface Mount (Tape & Reel, CNT suffix) |
| Niveau MSL | 3 (168 hours) | 3 (168 hours) |
| Statut RoHS | ROHS3 Compliant | Compliant |
| Manufacturer Lead Time | 8 weeks (as of 2026-09-22) | — |
| Core Architecture | — | ARM Cortex-M7 with FPU (single + double precision) |
| Fréquence d'horloge maximale | — | 300 MHz |
| Core Performance | — | 1500 CoreMark / 600 DMIPS |
| Instruction Cache | — | 16 KB |
| Data Cache | — | 16 KB |
| Tightly-Coupled Memory (TCM) | — | Yes (ITCM + DTCM) |
| Operating Voltage | — | 1.62 V to 3.6 V (core 1.2 V internal) |
| Supply Voltage Range | — | 3.0 V to 3.6 V typical (VDDIO/VDDIN) |
| USB Interface | — | USB 2.0 High-Speed PHY integrated |
| Ethernet | — | 10/100 Mbps MAC (GMII/RMII/MII) |
| CAN Interface | — | CAN-FD x2 |
| External Bus Interface (EBI) | — | 16-bit, supports SRAM/SDRAM/NOR up to 128 MB |