ATSAMA5D28A-CN vs ATSAMA5D24B-CU 对比
详细并排对比 ATSAMA5D28A-CN 出自 Microchip Technology 和 ATSAMA5D24B-CU 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
ATSAMA5D28A-CN - 500MHz Cortex-A5 MPU, 289-LFBGA | Microchip
ATSAMA5D28A-CN ✓ 量产中Microchip Technology
ATSAMA5D24B-CU - 500MHz ARM Cortex-A5 MPU, 256-TFBGA | Microchip
ATSAMA5D24B-CU ✓ 量产中规格对比
| 参数 | ATSAMA5D28A-CN | ATSAMA5D24B-CU |
|---|---|---|
| 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） | $11.40 | $10.42 |
| Core Architecture | ARM Cortex-A5 (32-bit) with NEON and FPU | ARM Cortex-A5 (ARMv7-A) |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| Number of Cores | 1 | — |
| Internal SRAM | 128 KB | 128 KB |
| External Memory Support | DDR2 / DDR3L / LPDDR2 / LPDDR3 | — |
| 电源电压 | 1.2 V (core) | — |
| 封装 | 289-LFBGA (14x14 mm, 0.8 mm pitch) | 256-TFBGA (8x8 mm, 0.4 mm pitch) |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (industrial) |
| Backup Mode Current | 5 uA (RTC retention) | 5 uA typical |
| Display Controller | LCD up to WXGA (1280x720) | — |
| Image Sensor Interface | Hardware ISI | — |
| Ethernet | Dual 10/100/1000 GMAC with 1588 PTP | 1x 10/100 Mbps GMAC |
| CAN | Dual CAN-FD | — |
| USB | USB 2.0 Host + Device | USB 2.0 High-Speed Host + Device (with PHY) |
| Storage Interfaces | QSPI, e.MMC, SD/MMC, NAND | — |
| RoHS 状态 | Compliant | Compliant |
| 安装类型 | Surface Mount (BGA) | Surface Mount (BGA) |
| Core Count | — | 1 |
| Internal ROM | — | 160 KB (secure boot) |
| External Memory Interface | — | 16-bit DDR2/LPDDR/LPDDR2/DDR3 (LV-DDR3) |
| Supply Voltage (Core) | — | 1.2 V |
| Supply Voltage (I/O) | — | 3.3 V |
| MSL 等级 | — | 3 |
| LCD Controller | — | Yes (TFT, up to XGA) |
| Touch Controller | — | Yes (Peripheral Touch Controller + 4-wire resistive) |
| Hardware Crypto | — | AES, SHA-256, TRNG |