| Part Number | ATSAMA5D41A-CU | ATSAMA5D21A-CU | 
|---|---|---|
| Manufacturer | Atmel | Microchip Technology | 
| Category | Embedded - Microprocessors | Embedded - Microprocessors | 
|   |   | |
| Product Status | Active | Active | 
| Core Processor | ARM® Cortex®-A5 | ARM® Cortex®-A5 | 
| Number of Cores/Bus Width | 1 Core, 32-Bit | 1 Core, 32-Bit | 
| Speed | 600MHz | 500MHz | 
| Co-Processors/DSP | Multimedia; NEON™ SIMD | Multimedia; NEON™ MPE | 
| RAM Controllers | LPDDR, LPDDR2, DDR2 | LPDDR1, LPDDR2, LPDDR3, DDR2, DDR3, DDR3L, QSPI | 
| Graphics Acceleration | Yes | Yes | 
| Display & Interface Controllers | LCD, Touchscreen | Keyboard, LCD, Touchscreen | 
| Ethernet | 10/100Mbps (1) | 10/100Mbps (1) | 
| SATA | - | - | 
| USB | USB 2.0 (3) | USB 2.0 + HSIC | 
| Voltage - I/O | 1.2V, 1.8V, 3.3V | 3.3V | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Security Features | AES, SHA, TDES, TRNG | ARM TZ, Boot Security, Cryptography, RTIC, Secure Fusebox, Secure JTAG, Secure Memory, Secure RTC | 
| Package / Case | 289-LFBGA | 196-TFBGA, CSBGA | 
| Supplier Device Package | 289-LFBGA (14x14) | 196-TFBGA (11x11) |