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| PartNumber | ATSAMA5D21A-CUR | ATSAMA5D21A-CU | ATSAMA5D2-XULT |
| Description | Microprocessors - MPU BGA GREEN, IND TEMP,MRLA,T&R | Microprocessors - MPU BGA GREEN, IND TEMP,MRLA | SAMA5D2 XPLAINED ULTRA EVAL BRD |
| Manufacturer | Microchip | Microchip | - |
| Product Category | Microprocessors - MPU | Microprocessors - MPU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | TFBGA-196 | TFBGA-196 | - |
| Series | SAMA5D2 | SAMA5D2 | - |
| Core | ARM Cortex A5 | ARM Cortex A5 | - |
| Number of Cores | 1 Core | 1 Core | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 500 MHz | 500 MHz | - |
| L1 Cache Instruction Memory | 32 kB | 32 kB | - |
| L1 Cache Data Memory | 32 kB | 32 kB | - |
| Operating Supply Voltage | 1.2 V | 1.2 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Memory Type | L1/L2 Cache, ROM, SRAM | L1/L2 Cache, ROM, SRAM | - |
| Brand | Microchip Technology | Microchip Technology | - |
| Data RAM Size | 128 kB | 128 kB | - |
| Data ROM Size | 160 kB | 160 kB | - |
| Interface Type | 2-Wire, Ethernet, CAN, I2C, SPI, UART, USB | 2-Wire, Ethernet, CAN, I2C, SPI, UART, USB | - |
| Number of I/Os | 72 I/O | 72 I/O | - |
| I/O Voltage | 1.65 V to 3.6 V | 1.65 V to 3.6 V | - |
| Instruction Type | Floating Point | Floating Point | - |
| L2 Cache Instruction / Data Memory | 128 kB | 128 kB | - |
| Number of Timers/Counters | 6 x 32 bit | 6 x 32 bit | - |
| Processor Series | SAMA5D2 | SAMA5D2 | - |
| Factory Pack Quantity | 176 | 176 | - |
| Watchdog Timers | Watchdog Timer | Watchdog Timer | - |