MCIMX255AJM4 vs MCIMX255AJM4A 对比
详细并排对比 MCIMX255AJM4 出自 NXP Semiconductors 和 MCIMX255AJM4A 出自 NXP Semiconductors。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 | MCIMX255AJM4 | MCIMX255AJM4A |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 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） | $17.85 | $24.95 |
| Core Architecture | ARM926EJ-S (ARM9 family) | ARM926EJ-S |
| Core Count | 1 | 1 |
| 数据总线宽度 | 32-bit | 32-bit |
| Maximum CPU Frequency | 400 MHz | 400 MHz |
| Instruction Cache | 16 KB | 32 Kbytes |
| Data Cache | 16 KB | 32 Kbytes |
| Instruction TCM | 32 KB | — |
| 封装 | 400-LFBGA (MAP-BGA) 17x17 mm | 400-LFBGA (MAPBGA-400), 17x17 mm, 0.8 mm pitch |
| Ball Pitch | 0.8 mm | — |
| 安装类型 | Surface Mount | Surface Mount (BGA) |
| 工作温度 | -40C to +125C (automotive AEC-Q100) | -40C to +85C (automotive grade) |
| Core Voltage | 1.0 V | — |
| I/O Voltage | 3.3 V | 1.8 V / 2.5 V / 3.3 V tolerant |
| DDR Memory Support | DDR2 / LPDDR1 | — |
| LCD Controller | Integrated, up to VGA/WVGA | Up to SVGA, up to 18 bpp |
| Ethernet MAC | 10/100 Mbps | — |
| USB | USB 2.0 High-Speed OTG with on-chip PHY | — |
| ADC | 3x 12-bit general-purpose | 3x 12-bit general-purpose with touchscreen controller |
| Touchscreen Controller | Integrated 4-wire / 5-wire | — |
| RoHS 状态 | Compliant | — |
| Manufacturer | — | NXP Semiconductors (formerly Freescale) |
| Product Family | — | i.MX25 Applications Processor |
| Silicon Version | — | 1.2 (Automotive AEC-Q100 grade) |
| On-chip RAM | — | 144 Kbytes |
| MMU | — | Yes (Linux/WinCE support) |
| USB Ports | — | 2x USB 2.0 High-Speed (on-chip PHY) |
| Memory Controller | — | DDR2 / LPDDR / NAND flash boot |
| Peripherals | — | 10/100 Ethernet MAC, CAN 2.0, SD/MMC, I2S/SSI, I2C, SPI, UART |
| Compliance | — | AEC-Q100 automotive, RoHS |