ATSAMA5D24B-CU vs ATSAMA5D24A-CU 对比
详细并排对比 ATSAMA5D24B-CU 出自 Microchip Technology 和 ATSAMA5D24A-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
ATSAMA5D24B-CU - 500MHz ARM Cortex-A5 MPU, 256-TFBGA | Microchip
ATSAMA5D24B-CU ✓ 量产中Microchip Technology
ATSAMA5D24A-CU - ARM Cortex-A5 MPU 500MHz 256-TFBGA | Microchip
ATSAMA5D24A-CU ✓ 量产中规格对比
| 参数 | ATSAMA5D24B-CU | ATSAMA5D24A-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） | $10.42 | $9.85 |
| Core Architecture | ARM Cortex-A5 (ARMv7-A) | — |
| Maximum CPU Clock | 500 MHz | — |
| Core Count | 1 | 1 |
| Internal SRAM | 128 KB | — |
| 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 | — |
| 封装 | 256-TFBGA (8x8 mm, 0.4 mm pitch) | 256-TFBGA (8x8 mm) |
| 工作温度 | -40C to +85C (industrial) | -40C to +85C |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| MSL 等级 | 3 | — |
| Ethernet | 1x 10/100 Mbps GMAC | 10/100 Mbps (1) |
| USB | USB 2.0 High-Speed Host + Device (with PHY) | USB 2.0 + HSIC |
| LCD Controller | Yes (TFT, up to XGA) | — |
| Touch Controller | Yes (Peripheral Touch Controller + 4-wire resistive) | Peripheral Touch Controller (PTC) |
| Hardware Crypto | AES, SHA-256, TRNG | — |
| Backup Mode Current | 5 uA typical | 5 uA (typical) |
| RoHS 状态 | Compliant | Compliant |
| Manufacturer | — | Microchip Technology |
| Series | — | SAMA5D2 |
| Core Processor | — | ARM Cortex-A5 |
| 数据总线宽度 | — | 32-bit |
| Maximum Clock Speed | — | 500 MHz |
| On-chip SRAM | — | 128 KB |
| Instruction Cache | — | 32 KB |
| Data Cache | — | 32 KB |
| Memory Controllers | — | LPDDR1, LPDDR2, LPDDR3, DDR2, DDR3, DDR3L, QSPI |
| Graphics Acceleration | — | Yes (LCD controller) |
| NEON SIMD Engine | — | Yes |
| Floating Point Unit | — | Single-precision FPU |
| Cryptography | — | AES, SHA, AES-OTF, Secure Boot |
| I/O Voltage | — | 1.2 V, 1.8 V, 3.3 V |