ATSAME70Q21A-ANT vs ATSAME70Q20B-ANT Comparison
Detailed side-by-side comparison of ATSAME70Q21A-ANT by Microchip Technology and ATSAME70Q20B-ANT 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
ATSAME70Q21A-ANT - Cortex-M7 MCU 300MHz 2MB Flash | Microchip
ATSAME70Q21A-ANT β ActiveMicrochip Technology
ATSAME70Q20B-ANT - 300MHz Cortex-M7 MCU 1MB Flash LQFP-144
ATSAME70Q20B-ANT β ActiveSpecification Comparison
| Parameter | ATSAME70Q21A-ANT | ATSAME70Q20B-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.95 | $16.75 |
| Core | ARM Cortex-M7 with FPU | β |
| Maximum CPU Clock | 300 MHz | 300 MHz |
| Flash Memory | 2 MB (2048 KB) | β |
| SRAM | 384 KB (multi-port) | β |
| Operating Voltage (VDDIO/VDD) | 1.8 V / 2.5 V / 3.3 V | β |
| Package | 144-pin LQFP (20x20 mm) | 144-pin LQFP, 20x20 mm |
| Mounting Type | Surface Mount | Surface Mount (LQFP) |
| Ethernet MAC | 10/100 Mbps with IEEE 1588 PTP | β |
| USB | USB 2.0 High-Speed with on-chip PHY (480 Mbps) | High-Speed USB Host/Device with on-chip PHY |
| CAN-FD | 2x CAN-FD controllers | β |
| ADC | 12-bit, up to 2 MSPS | Yes (on-chip) |
| DAC | 2x 12-bit, 1 MSPS | Yes (on-chip) |
| External Bus Interface | 16-bit EBI (SDRAM / NAND) | β |
| Operating Temperature | -40C to +85C (industrial) | -40 C to +105 C (industrial) |
| MSL Level | 3 (168 hours) | 3 (168 hours) |
| RoHS Status | Compliant | Compliant |
| Packaging | Tape & Reel (-ANT suffix) | β |
| Core Architecture | β | ARM Cortex-M7 with FPU |
| Program Memory (Flash) | β | 1 MB (1024 KB) |
| Data Memory (SRAM) | β | 384 KB total (256 KB + 128 KB TCM) |
| Operating Voltage (VDDIO) | β | 1.62 V to 3.6 V |
| Core Voltage (VDDCORE) | β | 1.2 V nominal |
| External Bus Interface (EBI) | β | 16-bit data, 24-bit address |
| PWM Channels | β | Yes (PWM peripherals included) |
| DMA Controller | β | XDMAC (yes) |
| Ethernet | β | EMAC with 1588 PTP, GMII/RMII/MII |
| CAN | β | 2x CAN-FD controllers |
| Lead-Free | β | Yes |