ATSAMA5D28B-CUR vs ATSAMA5D28A-CN 对比
详细并排对比 ATSAMA5D28B-CUR 出自 Microchip Technology 和 ATSAMA5D28A-CN 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
ATSAMA5D28B-CUR - 500MHz Cortex-A5 MPU 289-LFBGA | Microchip
ATSAMA5D28B-CUR ✓ 量产中Microchip Technology
ATSAMA5D28A-CN - 500MHz Cortex-A5 MPU, 289-LFBGA | Microchip
ATSAMA5D28A-CN ✓ 量产中规格对比
| 参数 | ATSAMA5D28B-CUR | ATSAMA5D28A-CN |
|---|---|---|
| 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） | $12.60 | $11.40 |
| Core Architecture | ARM Cortex-A5 (ARMv7-A) | ARM Cortex-A5 (32-bit) with NEON and FPU |
| Number of Cores | 1 | 1 |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| L1 Instruction Cache | 32 kbyte | — |
| L1 Data Cache | 32 kbyte | — |
| 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) | Dual 10/100/1000 GMAC with 1588 PTP |
| USB | USB 2.0 + HSIC | USB 2.0 Host + Device |
| 封装 | 289-LFBGA (14x14 mm) | 289-LFBGA (14x14 mm, 0.8 mm pitch) |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Supply Voltage I/O | 3.3 V | — |
| 安装类型 | Surface Mount (BGA) | Surface Mount (BGA) |
| RoHS 状态 | Compliant | Compliant |
| Internal SRAM | — | 128 KB |
| External Memory Support | — | DDR2 / DDR3L / LPDDR2 / LPDDR3 |
| 电源电压 | — | 1.2 V (core) |
| Backup Mode Current | — | 5 uA (RTC retention) |
| Display Controller | — | LCD up to WXGA (1280x720) |
| Image Sensor Interface | — | Hardware ISI |
| CAN | — | Dual CAN-FD |
| Storage Interfaces | — | QSPI, e.MMC, SD/MMC, NAND |