ATSAME51J18A-AF vs ATSAME51J20A-AF Comparaison
Comparaison détaillée côte à côte de ATSAME51J18A-AF par Microchip Technology et ATSAME51J20A-AF 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
ATSAME51J18A-AF - 120MHz Cortex-M4F MCU, 256KB Flash | Microchip
ATSAME51J18A-AF ✓ ActifMicrochip Technology
ATSAME51J20A-AF - 120MHz Cortex-M4F MCU, 1MB Flash | Microchip
ATSAME51J20A-AF ✓ ActifComparaison des spécifications
| Paramètre | ATSAME51J18A-AF | ATSAME51J20A-AF |
|---|---|---|
| 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) | $3,85 | $5,10 |
| Core | ARM Cortex-M4F with FPU and DSP | — |
| Maximum CPU Clock | 120 MHz | 120 MHz |
| Program Memory (Flash) | 256 KB dual-panel Flash with ECC | — |
| SRAM | 128 KB | 256 KB |
| Supply Voltage (VDD) | 1.71 V to 3.6 V | — |
| Température de fonctionnement | -40 C to +125 C (extended industrial) | -40 C to +125 C (extended) |
| Boîtier | 64-pin TQFP (10x10 mm) | 64-pin TQFP, 10 mm x 10 mm, 0.5 mm pitch |
| GPIO Count | Up to 51 programmable I/O pins | — |
| ADC | 12-bit, up to 1 Msps, up to 16 channels | 1 MSPS, 12-bit, up to 16 channels |
| USB | USB 2.0 Full-Speed device/host with on-chip PHY | — |
| CAN | CAN 2.0B and CAN-FD controller | — |
| SERCOM | Configurable UART / SPI / I2C interfaces | — |
| Timers/Counters | TC blocks for capture, compare, PWM, quadrature decode | — |
| Event System | 8-channel inter-peripheral event signalling | — |
| Type de montage | Surface Mount (TQFP) | Surface Mount (TQFP) |
| Niveau MSL | 3 (168 hours) | 3 (168 hours) |
| Statut RoHS | Compliant | — |
| Core Architecture | — | ARM Cortex-M4F with FPU and DSP extensions |
| Program Memory | — | 1 MB (1M x 8) dual-panel Flash with ECC |
| Tension d'alimentation | — | 1.71 V to 3.63 V |
| DAC | — | 12-bit, 2 channels |
| Communication Interfaces | — | USB 2.0 Full-Speed, 2x CAN-FD, Ethernet MAC 10/100 with 1588, 4x SERCOM (UART/SPI/I2C), 2x I2S, 1x HS SD Card / eMMC |
| Timer/Counter | — | 5x 16-bit TC, 3x 24-bit TCC for PWM |
| DMA | — | DMAC with 32 channels + Event System |
| Memory Protection | — | TrustZone-M (optional, SAM E51 variant dependent) |
| Automotive Qualification | — | AEC-Q100 qualified |