ATSAME70N21A-AN vs ATSAME70N20A-CN Comparison
Detailed side-by-side comparison of ATSAME70N21A-AN by Microchip Technology and ATSAME70N20A-CN 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 β ActiveMicrochip Technology
ATSAME70N20A-CN - ARM Cortex-M7 MCU, 300MHz, 1MB Flash | Microchip
ATSAME70N20A-CN β ActiveSpecification Comparison
| Parameter | ATSAME70N21A-AN | ATSAME70N20A-CN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $15.10 | $8.40 |
| Core | ARM Cortex-M7 with FPU | β |
| CPU Architecture | 32-bit RISC | β |
| Maximum Clock Frequency | 300 MHz | 300 MHz |
| Program Memory (Flash) | 2 MB (2M x 8) | 1 MB (1024 KB) |
| SRAM | 384 KB | 384 KB (multi-port) |
| I-Cache / D-Cache | 16 KB / 16 KB | 16 KB / 16 KB |
| Operating Voltage Range | 1.62 V to 3.6 V | β |
| I/O Voltage (VDDIO) | 1.62 V to 3.6 V | β |
| Supply Voltage - Min | 1.8 V | β |
| Supply Voltage - Max | 3.3 V | β |
| Package Type | 100-LQFP | β |
| Package Size | 14x14 mm | β |
| Mounting Type | Surface Mount | β |
| Operating Temperature Range | -40 C to +85 C (industrial) | β |
| Ethernet | 10/100 Mbps MAC with 1588 PTP | β |
| USB | USB 2.0 FS + HS with on-chip PHY | USB 2.0 High-Speed with on-chip PHY |
| CAN | CAN 2.0B + CAN-FD | 2x CAN-FD |
| ADC | 12-bit, up to 1.5 Msps | 12-bit AFEC |
| Timers | 16-bit and 32-bit timer/counter blocks | β |
| RoHS Status | Compliant | Compliant |
| MSL Level | 3 | β |
| Core Architecture | β | ARM Cortex-M7 with FPU |
| Tightly-Coupled Memory (TCM) | β | Yes (ITCM + DTCM) |
| Memory Protection Unit (MPU) | β | Yes |
| Supply Voltage (VDDIO) | β | 3.3 V typical |
| Operating Temperature | β | -40C to +85C (industrial) |
| Package | β | 100-pin TFBGA (9x9 mm) |
| SD/MMC | β | 2x SDHCI / eMMC |
| Quad-SPI | β | Yes (XIP support) |
| Crypto Accelerator | β | AES, TRNG |