ATSAMA5D42B-CU vs ATSAMA5D44A-CU 对比
详细并排对比 ATSAMA5D42B-CU 出自 Microchip Technology 和 ATSAMA5D44A-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。
规格对比
| 参数 | ATSAMA5D42B-CU | ATSAMA5D44A-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） | $10.40 | $21.40 |
| Series | SAMA5D4 | — |
| Core Processor | ARM Cortex-A5 | ARM Cortex-A5 |
| Core Count | 1 | 1 |
| 数据总线宽度 | 32-bit | 32-bit |
| Maximum Clock Speed | 600 MHz | 600 MHz |
| ROM Size | 128 KB | — |
| SRAM Size | 128 KB | — |
| Operating Voltage (Core) | 1.1 V to 1.32 V | — |
| I/O Voltage | 1.2 V, 1.8 V, 3.3 V | 1.2 V, 1.8 V, 3.3 V |
| 工作温度 | -40 C to +85 C (Industrial) | -40 C to +85 C |
| 封装 | 361-LFBGA (16x16 mm, TFBGA) | 361-TFBGA (16x16 mm, 0.8 mm pitch) |
| Memory Controller | LPDDR, LPDDR2, DDR2, LPDDR3, DDR3, DDR3L | — |
| USB | 3 x USB 2.0 High-Speed | USB 2.0 x 3 (1 Host/Device + 2 Host) |
| Ethernet | 10/100 Mbps (1x, GMII/RMII) | 2x GMAC with 1588 PTP |
| Graphics | 2D engine + LCD controller up to 2048x2048 | — |
| Cryptography | AES, 3DES, SHA-256, TRNG, HMAC | — |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| MSL 等级 | 3 | — |
| RoHS 状态 | Compliant | Compliant |
| Core Voltage | — | 1.1 V to 1.32 V |
| On-chip ROM | — | 128 KB |
| On-chip SRAM | — | 128 KB |
| LCD Controller | — | Up to 1024 x 768 |
| Image Sensor Interface | — | Yes (ISI) |
| Video Decoder | — | Hardware H.264 / MPEG-4 / VC-1 |
| Security | — | Secure boot, AES/SHA, TRNG, tamper pins |