ATSAME70N20A-AN vs ATSAMS70Q21B-AN Comparison
Detailed side-by-side comparison of ATSAME70N20A-AN by Microchip Technology and ATSAMS70Q21B-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
ATSAME70N20A-AN - 300MHz Cortex-M7 MCU, 1MB Flash, LQFP-100
ATSAME70N20A-AN ✓ ActiveMicrochip Technology
ATSAMS70Q21B-AN - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAMS70Q21B-AN ✓ ActiveSpecification Comparison
| Parameter | ATSAME70N20A-AN | ATSAMS70Q21B-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.20 | $11.60 |
| Core | ARM Cortex-M7 with FPU (single + double precision) | — |
| Maximum CPU Frequency | 300 MHz | 300 MHz |
| CoreMark Score | 1500 (typical) | — |
| Program Flash | 1024 KB (1 MB) | — |
| SRAM | 384 KB | 384 KB |
| Package | 100-pin LQFP (14x14 mm) | 144-LQFP (20x20 mm, 0.5 mm pitch) |
| Mounting Type | Surface Mount | Surface Mount |
| Supply Voltage (VDDIO) | 1.8 V / 2.5 V / 3.3 V (selectable I/O domain) | — |
| Operating Temperature | -40 C to +105 C (industrial) | — |
| USB | USB 2.0 High-Speed Host/Device with on-chip HS PHY | — |
| CAN | 2x CAN-FD controllers | — |
| Ethernet | 10/100 MAC with IEEE 1588 PTP | — |
| ADC | 12-bit, up to 2 MSPS, 24 channels | High-speed ADC (see datasheet) |
| 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 | — |
| MSL Level | 3 (168 hours) | 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant | Compliant |
| Core Architecture | — | ARM Cortex-M7 with FPU |
| Flash Memory | — | 2 MB (2048 KB) |
| Operating Voltage (VDDCORE) | — | 1.08 V to 1.32 V (1.2 V typical) |
| I/O Voltage (VDDIO) | — | 3.0 V to 3.6 V |
| Number of I/O Lines | — | 114 |
| External Bus Width | — | 16-bit data, 24-bit address |
| Operating Temperature Range | — | -40 C to +105 C (industrial) |
| PWM Channels | — | Multiple PWM outputs (see datasheet) |
| DAC | — | Yes |
| DMA Channels | — | Multiple DMA channels |
| Bit Width | — | 32-bit |