MCIMX251AJM4 vs MCIMX251AJM4A 对比
详细并排对比 MCIMX251AJM4 出自 NXP Semiconductors 和 MCIMX251AJM4A 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 | MCIMX251AJM4 | MCIMX251AJM4A |
|---|---|---|
| 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） | $19.95 | $22.48 |
| Core Architecture | ARM926EJ-S | ARM926EJ-S |
| Number of Cores | 1 | — |
| 数据总线宽度 | 32-Bit | 32-bit |
| 最大时钟频率 | 400 MHz | — |
| On-Chip RAM | 144 KB | — |
| Program Memory Type | External (NAND/NOR boot) | — |
| Number of I/O Lines | 128 | — |
| 封装 / 外壳 | 400-LFBGA (17x17 mm, 0.8 mm pitch) | — |
| Oscillator Type | External | — |
| Operating Voltage (Core/IO) | [DATA_NEEDED: core/IO voltage] | — |
| 工作温度范围 | [DATA_NEEDED: temperature range] | — |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tray | Tray |
| Process Technology | 0.09 um CMOS | — |
| USB PHYs | 2 (integrated) | — |
| Ethernet MAC | 10/100 with RMII | — |
| ADC | 12-bit (touchscreen controller) | — |
| Memory Controller | DDR2, NAND, NOR | — |
| RoHS 状态 | Compliant | Compliant (per NXP product page) |
| Core Count | — | 1 |
| Maximum CPU Clock | — | 400 MHz |
| Silicon Version | — | 1.2 |
| Instruction Cache | — | 16 KB |
| Data Cache | — | 16 KB |
| 工作电源电压 | — | -0.5 V to +1.52 V (core rail, see datasheet) |
| Maximum Operating Temperature | — | +85 C |
| 封装 | — | 400-ball MAP-BGA, 17x17 mm, 0.8 mm pitch |
| Automotive Grade | — | Yes (AEC-Q100 qualified, automotive temperature) |
| Integrated USB PHYs | — | 2 |
| On-chip ADC | — | 12-bit |
| Ethernet | — | 10/100 with RMII |
| Memory Interface | — | DDR2, LPDDR, MMC/SD/SDIO |
| LCD Controller | — | Yes (STN/TFT) |