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