ATSAME70J21A-ANT vs ATSAME70J20B-AN Comparison
Detailed side-by-side comparison of ATSAME70J21A-ANT by Microchip Technology and ATSAME70J20B-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
ATSAME70J21A-ANT - 300MHz Cortex-M7 MCU 2MB Flash | Microchip
ATSAME70J21A-ANT β ActiveMicrochip Technology
ATSAME70J20B-AN - 300MHz Cortex-M7 MCU, 1MB Flash | Microchip
ATSAME70J20B-AN β ActiveSpecification Comparison
| Parameter | ATSAME70J21A-ANT | ATSAME70J20B-AN |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $9.60 | $12.75 |
| Core Architecture | ARM Cortex-M7 with FPU (single + double precision) | β |
| Maximum CPU Frequency | 300 MHz | β |
| Flash Memory | 2 MB (2048 Kbytes) | β |
| SRAM | 384 KB | β |
| Instruction Cache | 16 KB (4 KB + configurable 4 KB) | 16 KB |
| Supply Voltage | 1.2 V core / 3.3 V I/O (single 3.3 V rail via internal regulator) | β |
| Package | 64-LQFP (10x10 mm) | β |
| Pin Count | 64 | β |
| Operating Temperature | -40C to +85C (industrial) | -40 C to +105 C |
| ADC | 12-bit, up to 2 Msps | β |
| USB | Hi-Speed USB 2.0 with on-chip PHY | β |
| Ethernet | 10/100 Mbps GMAC (IEEE 1588) | β |
| CAN | 2x CAN-FD controllers | β |
| External Bus Interface | 16-bit EBI for SDRAM/SRAM/NOR | β |
| Mounting Type | Surface Mount, Tape & Reel | Surface Mount |
| Core Processor | β | ARM Cortex-M7 with FPU |
| Maximum Clock Frequency | β | 300 MHz |
| Program Memory Size | β | 1 MB (1M x 8) Flash |
| SRAM Size | β | 384 KB |
| Data Bus Width | β | 32-bit |
| Data Cache | β | 16 KB |
| ADC Resolution | β | 12-bit |
| ADC Channels | β | Up to 24 |
| Supply Voltage Range | β | 1.7 V to 3.6 V |
| Package / Case | β | 64-LQFP (10x10 mm) |
| Number of I/O | β | 114 |
| Connectivity | β | CAN-FD, Ethernet, USB 2.0 HS, SPI, I2C, USART |
| DMA Channels | β | 24 |
| RoHS Status | β | Compliant |
| REACH Status | β | Compliant |