ATSAMA5D28A-CUR vs ATSAMA5D26A-CUR 对比
详细并排对比 ATSAMA5D28A-CUR 出自 Microchip Technology 和 ATSAMA5D26A-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
ATSAMA5D28A-CUR - ARM Cortex-A5 MPU, 500MHz, 1Gb DDR2/DDR3 | Microchip
ATSAMA5D28A-CUR ✓ 量产中Microchip Technology
ATSAMA5D26A-CUR - 500MHz Cortex-A5 MPU, 289-LFBGA | Microchip
ATSAMA5D26A-CUR ✓ 量产中规格对比
| 参数 | ATSAMA5D28A-CUR | ATSAMA5D26A-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） | $10.80 | $14.20 |
| Core Architecture | ARM Cortex-A5 (ARMv7-A) | ARM Cortex-A5 (ARMv7-A) |
| Maximum CPU Clock | 500 MHz | 500 MHz |
| L1 Cache | 32 KB I-cache + 32 KB D-cache | — |
| L2 Cache | 128 KB unified | — |
| Internal SRAM | 128 KB | 128 KB |
| External Memory Controller | 16-bit DDR2/DDR3/LPDDR/LPDDR2, up to 1 Gb | — |
| FPU | VFPv4 hardware floating point | — |
| NEON Engine | Yes (ARM NEON media processing) | — |
| LCD Controller | 24-bit TFT LCD with overlays, up to 1024x768 | — |
| Ethernet | 2x 10/100 EMAC with 1588v2 | 2x 10/100 Mbps EMAC (GMII/RGMII/MII) |
| USB | USB 2.0 High-Speed Host and Device | 2x USB 2.0 High-Speed Host + 1x USB 2.0 Device/Host |
| ADC | 12-bit, up to 12 channels | 12-bit, 1 Msps, up to 12 channels |
| 封装 | 289-ball TFBGA | 289-LFBGA, 14x14 mm, 0.8 mm pitch |
| 工作温度 | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| 电源电压 | 1.8V core / 3.3V I/O (typical) | — |
| Security | TrustZone, secure boot, tamper pins | — |
| RoHS 状态 | Compliant (Green) | Compliant |
| 安装类型 | Surface Mount, Tape & Reel | Surface Mount |
| Core Count | — | 1 |
| Bit Width | — | 32-bit |
| Internal ROM | — | 160 KB |
| L1 Instruction Cache | — | 32 KB |
| L1 Data Cache | — | 32 KB |
| FPU / NEON | — | Yes (single-precision FPU + NEON) |
| Memory Interfaces | — | DDR2, DDR3L, LPDDR2, LPDDR3, QSPI, e.MMC, NAND, NOR |
| External Memory Bus | — | 16-bit EBI |
| Display Controller | — | Integrated LCD controller up to WXGA (1366x768) |
| CAN | — | 2x CAN-FD |
| Crypto Accelerator | — | AES, SHA, TRNG, secure boot |
| Supply Voltage (Core) | — | 1.2 V (typ) |
| MSL 等级 | — | 3 (per JEDEC J-STD-020) |