ATSAMA5D31A-CUR vs ATSAMA5D27A-CUR Comparison
Detailed side-by-side comparison of ATSAMA5D31A-CUR by Microchip Technology and ATSAMA5D27A-CUR 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
ATSAMA5D31A-CUR - 536MHz ARM Cortex-A5 MPU 324-LFBGA | Microchip
ATSAMA5D31A-CUR β ActiveMicrochip Technology
ATSAMA5D27A-CUR - 500MHz ARM Cortex-A5 MPU | Microchip
ATSAMA5D27A-CUR β ActiveSpecification Comparison
| Parameter | ATSAMA5D31A-CUR | ATSAMA5D27A-CUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.85 | $12.95 |
| Core Architecture | ARM Cortex-A5 (32-bit) with FPU | β |
| Maximum CPU Clock | 536 MHz | 500 MHz |
| L1 Instruction Cache | 32 KB | 32 KB |
| L1 Data Cache | 32 KB | 32 KB |
| Internal SRAM | 128 KB | β |
| Core Supply Voltage | 1.2 V (typ) | β |
| I/O Supply Voltage | 1.8 V / 3.3 V | β |
| Package | 324-LFBGA (15 mm x 15 mm) | 289-LFBGA (14x14 mm) |
| Operating Temperature | -40 C to +85 C (industrial) | -40 C to +85 C (Industrial, MRLA marking) |
| External Memory Interface | DDR2 / LPDDR2 (16-bit) | β |
| Ethernet | 2x 10/100/1000 MAC with IEEE 1588 | β |
| USB | 2x USB 2.0 High-Speed Host + Device | β |
| Display Controller | Integrated LCD controller | β |
| Operating System Support | Linux, Buildroot, OpenWrt | β |
| RoHS Status | Compliant | Compliant |
| Mounting Type | Surface Mount (BGA) | Surface Mount (BGA) |
| Series | β | SAMA5D2 |
| Core | β | ARM Cortex-A5 (1 core, 32-bit) |
| Maximum Junction Temperature | β | 105 C |
| Ball Pitch | β | 0.8 mm |
| External Memory Support | β | DDR2, DDR3L, LPDDR2, LPDDR3, QSPI, e.MMC |
| Cache | β | 32 KB I-cache, 32 KB D-cache |
| FPU / NEON | β | Yes (VFPv4 + NEON) |
| AES-OTF (On-The-Fly) | β | Yes |
| CAN-FD Controllers | β | 2 |
| HSIC Interface | β | Yes |
| Peripheral Touch Controller | β | Yes (PTC) |
| Backup Mode Current | β | 5 uA (typ) |
| Packaging | β | Tape & Reel (TR) |
| MSL Level | β | 3 |
| Embedded Audio Subsystem | β | Yes (I2S/TDM) |