ATSAMA5D31A-CFUR vs ATSAMA5D28B-CUR 对比
详细并排对比 ATSAMA5D31A-CFUR 出自 Microchip Technology 和 ATSAMA5D28B-CUR 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATSAMA5D31A-CFUR - ARM Cortex-A5 536MHz MPU 324-TFBGA | Microchip
ATSAMA5D31A-CFUR ✓ 量产中Microchip Technology
ATSAMA5D28B-CUR - 500MHz Cortex-A5 MPU 289-LFBGA | Microchip
ATSAMA5D28B-CUR ✓ 量产中规格对比
| 参数 | ATSAMA5D31A-CFUR | ATSAMA5D28B-CUR |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Microcontrollers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $11.65 | $12.60 |
| Core Architecture | ARM Cortex-A5 (32-bit) | ARM Cortex-A5 (ARMv7-A) |
| Maximum Core Frequency | 536 MHz | — |
| Number of Cores | 1 | 1 |
| L1 Instruction Cache | 32 KB | 32 kbyte |
| L1 Data Cache | 32 KB | 32 kbyte |
| Internal SRAM | 128 KB | — |
| Floating Point Unit | Yes (VFPv4 + NEON) | — |
| External Memory Support | DDR2, LPDDR, LPDDR2 (up to 1 GB) | — |
| 封装 | 324-TFBGA, 15x15 mm | 289-LFBGA (14x14 mm) |
| 工作温度 | -40 C to +85 C (Industrial) | -40C to +85C (Industrial) |
| Supply Voltage (Core) | 1.2 V typical | — |
| Supply Voltage (I/O) | 3.3 V typical | — |
| LCD Controller | Yes, TFT/STN up to 2048x2048 | — |
| USB Ports | 3x USB 2.0 HS (1 with embedded PHY) | — |
| Ethernet MAC | 2x GMAC with 1588 PTP | — |
| CAN | 2x CAN-FD controllers | — |
| SD/MMC/SDIO | Yes | — |
| Video Decoder | Hardware H.264 720p | — |
| RoHS 状态 | Compliant | Compliant |
| Maximum CPU Clock | — | 500 MHz |
| L2 Cache / SRAM | — | 128 kbyte (configurable) |
| Memory Management Unit | — | Yes (full MMU) |
| NEON Media Engine | — | Yes (SIMD) |
| Arm TrustZone | — | Yes |
| DRAM Controller | — | LPDDR1/2/3, DDR2/3/3L, 16-bit, with ECC |
| External Bus | — | QSPI |
| Ethernet | — | 10/100 Mbps (1x) |
| USB | — | USB 2.0 + HSIC |
| Supply Voltage I/O | — | 3.3 V |
| 安装类型 | — | Surface Mount (BGA) |