ATSAMS70Q20A-AN vs ATSAME70Q21B-AN Comparison
Detailed side-by-side comparison of ATSAMS70Q20A-AN by Microchip Technology and ATSAME70Q21B-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
ATSAMS70Q20A-AN - 300MHz Cortex-M7 MCU, 1MB Flash | Microchip
ATSAMS70Q20A-AN ✓ ActiveMicrochip Technology
ATSAME70Q21B-AN - ARM Cortex-M7 MCU 300MHz 2MB Flash | Microchip
ATSAME70Q21B-AN ✓ ActiveSpecification Comparison
| Parameter | ATSAMS70Q20A-AN | ATSAME70Q21B-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.52 | $17.40 |
| Core | ARM Cortex-M7 with FPU (single + double precision) | ARM Cortex-M7 with FPU and DSP extensions |
| Maximum Clock Frequency | 300 MHz | 300 MHz |
| 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 | — |
| Package | 144-pin LQFP (20x20 mm, 0.5 mm pitch) | 144-pin LQFP (20 x 20 mm) |
| GPIO Count | 119 | — |
| ADC | 2x 12-bit AFEC, up to 1.5 Msps | 12-bit, up to 2 MSPS |
| USB | USB 2.0 High-Speed with on-chip PHY | — |
| Ethernet | 10/100 MAC with IEEE 1588 PTP, GMII/RGMII/MII | GMAC (10/100) with IEEE 1588 PTP |
| CAN | 2x CAN-FD | — |
| Operating Temperature | -40C to +105C | — |
| RoHS Status | Compliant | ROHS3 Compliant |
| CoreMark Score | 1500 | — |
| 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) |
| Mounting Type | — | Surface Mount |
| Operating Temperature Range | — | -40 C to +105 C (industrial) |
| High-Speed USB | — | USB Host + Device with on-chip HS PHY |
| 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) |