ATSAME70N21B-CNT vs ATSAME70N21A-CNT Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATSAME70N21B-CNT sa pamamagitan ng Microchip Technology at ATSAME70N21A-CNT sa pamamagitan ng Microchip Technology. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Microchip Technology
ATSAME70N21B-CNT - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21B-CNT ✓ NakahandaMicrochip Technology
ATSAME70N21A-CNT - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21A-CNT ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATSAME70N21B-CNT | ATSAME70N21A-CNT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Core Architecture | ARM Cortex-M7 with FPU | — |
| Maximum CPU Clock | 300 MHz | 300 MHz |
| Flash Memory | 2 MB (2048 KB) | 2 MB (2048 KB) |
| SRAM | 384 KB multi-port | 384 KB |
| Instruction Cache | 16 KB | — |
| Data Cache | 16 KB | — |
| Packhaging | 100-pin TFBGA (9x9 mm) | 100-pin TFBGA, 9x9 mm, 0.8 mm pitch |
| Operating Voltage | 1.62 V to 3.6 V | — |
| Supply Voltage (VDDIO) | 1.62 V to 3.6 V | — |
| Temperature na Operasyon | -40C to +105C (industrial) | -40C to +105C (industrial) |
| ADC | 12-bit, up to 2 Msps | 12-bit, up to 2 MSPS, 24 channels |
| DAC | 12-bit, dual-channel | — |
| USB | USB 2.0 High-Speed with on-chip PHY | — |
| Ethernet | 10/100 MAC with IEEE 1588 | — |
| CAN | 2x CAN-FD controllers | — |
| External Bus Interface | 16-bit SDRAM up to 150 MHz | — |
| Display Controller | TFT LCD with 2D graphics accelerator | TFT LCD controller with 2D acceleration |
| Tindminan RoHS | Compliant | ROHS3 Compliant |
| Core | — | ARM Cortex-M7 with FPU (single + double precision) |
| 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 |
| Communication | — | Ethernet MAC, HS USB PHY, 2x CAN-FD, 4x UART, 5x SPI, 3x I2C, I2S |
| Crypto Accelerator | — | AES-256, SHA-256, TRNG hardware |
| Uri ng Pagpapasok | — | Surface Mount (BGA) |
| Level ng MSL | — | 3 (168 hours) |
| Manufacturer Lead Time | — | 8 weeks (as of 2026-09-22) |