ATSAMA5D31A-CFUR vs ATSAMA5D28B-CUR Comparison
Detailed side-by-side comparison of ATSAMA5D31A-CFUR 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-CFUR - ARM Cortex-A5 536MHz MPU 324-TFBGA | Microchip
ATSAMA5D31A-CFUR β ActiveMicrochip Technology
ATSAMA5D28B-CUR - 500MHz Cortex-A5 MPU 289-LFBGA | Microchip
ATSAMA5D28B-CUR β ActiveSpecification Comparison
| Parameter | ATSAMA5D31A-CFUR | ATSAMA5D28B-CUR |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.65 | $12.60 |
| Core Architecture | ARM Cortex-A5 (32-bit) | ARM Cortex-A5 (ARMv7-A) |
| Maximum Core Frequency | 536 MHz | β |
| Number of Cores | 1 | 1 |
| L1 Instruction Cache | 32 KB | 32 kbyte |
| L1 Data Cache | 32 KB | 32 kbyte |
| Internal SRAM | 128 KB | β |
| Floating Point Unit | Yes (VFPv4 + NEON) | β |
| External Memory Support | DDR2, LPDDR, LPDDR2 (up to 1 GB) | β |
| Package | 324-TFBGA, 15x15 mm | 289-LFBGA (14x14 mm) |
| Operating Temperature | -40 C to +85 C (Industrial) | -40C to +85C (Industrial) |
| Supply Voltage (Core) | 1.2 V typical | β |
| Supply Voltage (I/O) | 3.3 V typical | β |
| LCD Controller | Yes, TFT/STN up to 2048x2048 | β |
| USB Ports | 3x USB 2.0 HS (1 with embedded PHY) | β |
| Ethernet MAC | 2x GMAC with 1588 PTP | β |
| CAN | 2x CAN-FD controllers | β |
| SD/MMC/SDIO | Yes | β |
| Video Decoder | Hardware H.264 720p | β |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Clock | β | 500 MHz |
| 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 |
| Ethernet | β | 10/100 Mbps (1x) |
| USB | β | USB 2.0 + HSIC |
| Supply Voltage I/O | β | 3.3 V |
| Mounting Type | β | Surface Mount (BGA) |