ATSAME70Q21B-ANT vs ATSAME70Q21A-ANT Comparison
Detailed side-by-side comparison of ATSAME70Q21B-ANT by Microchip Technology and ATSAME70Q21A-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
ATSAME70Q21B-ANT - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70Q21B-ANT β ActiveMicrochip Technology
ATSAME70Q21A-ANT - Cortex-M7 MCU 300MHz 2MB Flash | Microchip
ATSAME70Q21A-ANT β ActiveSpecification Comparison
| Parameter | ATSAME70Q21B-ANT | ATSAME70Q21A-ANT |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $16.10 | $9.95 |
| Core Architecture | ARM Cortex-M7 with FPU (single/double precision) | β |
| Maximum Clock Speed | 300 MHz | β |
| Program Memory (Flash) | 2 MB (2048 KB) | β |
| Data Memory (SRAM) | 384 KB | β |
| Instruction Cache | 16 KB | β |
| Data Cache | 16 KB | β |
| Package | 144-LQFP (20x20 mm) | 144-pin LQFP (20x20 mm) |
| Supply Voltage (VDDIO) | 1.62 V to 3.6 V | β |
| Supply Voltage (VDDCORE) | 1.2 V (internal LDO or external switching regulator) | β |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (industrial) |
| ADC | 12-bit, up to 24 channels | 12-bit, up to 2 MSPS |
| DAC | 12-bit, 2 channels | 2x 12-bit, 1 MSPS |
| USB | USB 2.0 High-Speed Host/Device with on-chip PHY | USB 2.0 High-Speed with on-chip PHY (480 Mbps) |
| Ethernet | 10/100 MAC (GMII/RMII/MII) | β |
| CAN | CAN-FD | β |
| External Bus Interface (EBI) | Yes (SDRAM, SRAM, FPGA) | β |
| TFT LCD Controller | Yes (up to 1024x768) | β |
| Camera Interface | Yes (12-bit, ITU-R BT 601/656) | β |
| Hardware Crypto | AES (256-bit) | β |
| RoHS Status | Compliant | Compliant |
| Core | β | ARM Cortex-M7 with FPU |
| Maximum CPU Clock | β | 300 MHz |
| Flash Memory | β | 2 MB (2048 KB) |
| SRAM | β | 384 KB (multi-port) |
| Operating Voltage (VDDIO/VDD) | β | 1.8 V / 2.5 V / 3.3 V |
| Mounting Type | β | Surface Mount |
| Ethernet MAC | β | 10/100 Mbps with IEEE 1588 PTP |
| CAN-FD | β | 2x CAN-FD controllers |
| External Bus Interface | β | 16-bit EBI (SDRAM / NAND) |
| MSL Level | β | 3 (168 hours) |
| Packaging | β | Tape & Reel (-ANT suffix) |