ATSAMA5D28B-CUR vs ATSAMA5D31A-CUR Comparison
Detailed side-by-side comparison of ATSAMA5D28B-CUR by Microchip Technology and ATSAMA5D31A-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
ATSAMA5D28B-CUR - 500MHz Cortex-A5 MPU 289-LFBGA | Microchip
ATSAMA5D28B-CUR β ActiveMicrochip Technology
ATSAMA5D31A-CUR - 536MHz ARM Cortex-A5 MPU 324-LFBGA | Microchip
ATSAMA5D31A-CUR β ActiveSpecification Comparison
| Parameter | ATSAMA5D28B-CUR | ATSAMA5D31A-CUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $12.60 | $12.85 |
| Core Architecture | ARM Cortex-A5 (ARMv7-A) | ARM Cortex-A5 (32-bit) with FPU |
| Number of Cores | 1 | β |
| Maximum CPU Clock | 500 MHz | 536 MHz |
| L1 Instruction Cache | 32 kbyte | 32 KB |
| L1 Data Cache | 32 kbyte | 32 KB |
| L2 Cache / SRAM | 128 kbyte (configurable) | β |
| Memory Management Unit | Yes (full MMU) | β |
| NEON Media Engine | Yes (SIMD) | β |
| Arm TrustZone | Yes | β |
| DRAM Controller | LPDDR1/2/3, DDR2/3/3L, 16-bit, with ECC | β |
| External Bus | QSPI | β |
| Ethernet | 10/100 Mbps (1x) | 2x 10/100/1000 MAC with IEEE 1588 |
| USB | USB 2.0 + HSIC | 2x USB 2.0 High-Speed Host + Device |
| Package | 289-LFBGA (14x14 mm) | 324-LFBGA (15 mm x 15 mm) |
| Operating Temperature | -40C to +85C (Industrial) | -40 C to +85 C (industrial) |
| Supply Voltage I/O | 3.3 V | β |
| Mounting Type | Surface Mount (BGA) | Surface Mount (BGA) |
| RoHS Status | Compliant | Compliant |
| Internal SRAM | β | 128 KB |
| Core Supply Voltage | β | 1.2 V (typ) |
| I/O Supply Voltage | β | 1.8 V / 3.3 V |
| External Memory Interface | β | DDR2 / LPDDR2 (16-bit) |
| Display Controller | β | Integrated LCD controller |
| Operating System Support | β | Linux, Buildroot, OpenWrt |