ATSAME70Q21B-AN vs ATSAMS70Q20A-AN Comparison
Detailed side-by-side comparison of ATSAME70Q21B-AN by Microchip Technology and ATSAMS70Q20A-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
ATSAME70Q21B-AN - ARM Cortex-M7 MCU 300MHz 2MB Flash | Microchip
ATSAME70Q21B-AN ✓ ActiveMicrochip Technology
ATSAMS70Q20A-AN - 300MHz Cortex-M7 MCU, 1MB Flash | Microchip
ATSAMS70Q20A-AN ✓ ActiveSpecification Comparison
| Parameter | ATSAME70Q21B-AN | ATSAMS70Q20A-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $17.40 | $9.52 |
| Core | ARM Cortex-M7 with FPU and DSP extensions | ARM Cortex-M7 with FPU (single + double precision) |
| Maximum Clock Frequency | 300 MHz | 300 MHz |
| Program Memory | 2 MB (2048 Kbytes) Flash | — |
| Data Memory | 384 KB SRAM | — |
| Operating Voltage Range | 1.62 V to 3.6 V (VDDIO), 1.2 V (VDDCORE) | — |
| Package | 144-pin LQFP (20 x 20 mm) | 144-pin LQFP (20x20 mm, 0.5 mm pitch) |
| Mounting Type | Surface Mount | — |
| Operating Temperature Range | -40 C to +105 C (industrial) | — |
| ADC | 12-bit, up to 2 MSPS | 2x 12-bit AFEC, up to 1.5 Msps |
| High-Speed USB | USB Host + Device with on-chip HS PHY | — |
| Ethernet | GMAC (10/100) with IEEE 1588 PTP | 10/100 MAC with IEEE 1588 PTP, GMII/RGMII/MII |
| CAN-FD Controllers | 2 | — |
| External Memory Interface | EBI with 16-bit data bus, SDRAM/NAND/NOR support | — |
| Image Sensor Interface (ISI) | Yes | — |
| Hardware AES | Yes (AES-256) | — |
| True Random Number Generator (TRNG) | Yes | — |
| DMA Channels | 16 (two 8-channel XDMAC) | — |
| RoHS Status | ROHS3 Compliant | Compliant |
| Flash Memory | — | 1 MB (1024 KB) |
| SRAM | — | 384 KB |
| Instruction Cache (ICache) | — | 16 KB |
| Data Cache (DCache) | — | 16 KB |
| Supply Voltage (VDDCORE) | — | 1.2 V to 1.32 V |
| I/O Supply Voltage (VDDIO) | — | 1.7 V to 3.6 V |
| GPIO Count | — | 119 |
| USB | — | USB 2.0 High-Speed with on-chip PHY |
| CAN | — | 2x CAN-FD |
| Operating Temperature | — | -40C to +105C |
| CoreMark Score | — | 1500 |