ATSAME70N21A-AN vs ATSAME70N20A-AN Comparison
Detailed side-by-side comparison of ATSAME70N21A-AN by Microchip Technology and ATSAME70N20A-AN by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAME70N21A-AN - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70N21A-AN ✓ ActiveMicrochip Technology
ATSAME70N20A-AN - 300MHz Cortex-M7 MCU, 1MB Flash, LQFP-100
ATSAME70N20A-AN ✓ ActiveSpecification Comparison
| Parameter | ATSAME70N21A-AN | ATSAME70N20A-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $15.10 | $11.20 |
| Core | ARM Cortex-M7 with FPU | ARM Cortex-M7 with FPU (single + double precision) |
| CPU Architecture | 32-bit RISC | — |
| Maximum Clock Frequency | 300 MHz | — |
| Program Memory (Flash) | 2 MB (2M x 8) | — |
| SRAM | 384 KB | 384 KB |
| I-Cache / D-Cache | 16 KB / 16 KB | — |
| Operating Voltage Range | 1.62 V to 3.6 V | — |
| I/O Voltage (VDDIO) | 1.62 V to 3.6 V | — |
| Supply Voltage - Min | 1.8 V | — |
| Supply Voltage - Max | 3.3 V | — |
| Package Type | 100-LQFP | — |
| Package Size | 14x14 mm | — |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature Range | -40 C to +85 C (industrial) | — |
| Ethernet | 10/100 Mbps MAC with 1588 PTP | 10/100 MAC with IEEE 1588 PTP |
| USB | USB 2.0 FS + HS with on-chip PHY | USB 2.0 High-Speed Host/Device with on-chip HS PHY |
| CAN | CAN 2.0B + CAN-FD | 2x CAN-FD controllers |
| ADC | 12-bit, up to 1.5 Msps | 12-bit, up to 2 MSPS, 24 channels |
| Timers | 16-bit and 32-bit timer/counter blocks | — |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 | 3 (168 hours) |
| Maximum CPU Frequency | — | 300 MHz |
| CoreMark Score | — | 1500 (typical) |
| Program Flash | — | 1024 KB (1 MB) |
| Package | — | 100-pin LQFP (14x14 mm) |
| Supply Voltage (VDDIO) | — | 1.8 V / 2.5 V / 3.3 V (selectable I/O domain) |
| Operating Temperature | — | -40 C to +105 C (industrial) |
| External Bus | — | 16-bit EBI for SDRAM / SRAM / NAND / PSRAM |
| Crypto Acceleration | — | AES-256, SHA, True Random Number Generator |
| Secure Boot | — | On-chip OTP fuse with secure boot loader |