MCIMX257CJM4A vs MCIMX255AJM4 对比
详细并排对比 MCIMX257CJM4A 出自 NXP Semiconductors 和 MCIMX255AJM4 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 | MCIMX257CJM4A | MCIMX255AJM4 |
|---|---|---|
| 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） | $15.95 | $17.85 |
| Core Architecture | ARM926EJ-S (ARMv5TEJ) | ARM926EJ-S (ARM9 family) |
| Core Count | 1 | 1 |
| 数据总线宽度 | 32-bit | 32-bit |
| Maximum CPU Clock | 400 MHz | — |
| RAM Size (internal) | [DATA_NEEDED: internal SRAM size] | — |
| External Memory Support | DDR/DDR2, NAND, NOR flash | — |
| Number of I/O | 128 | — |
| 封装 | 400-LFBGA (17x17 mm) | 400-LFBGA (MAP-BGA) 17x17 mm |
| Oscillator Type | External | — |
| USB | 2x USB 2.0 OTG with integrated PHY | USB 2.0 High-Speed OTG with on-chip PHY |
| ADC | 3x 12-bit SAR ADC | 3x 12-bit general-purpose |
| Touchscreen Controller | 4-wire resistive, integrated | Integrated 4-wire / 5-wire |
| Graphics | LCD controller (basic, no GPU) | — |
| 工作温度 | -40C to +85C (industrial) | -40C to +125C (automotive AEC-Q100) |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| Packaging | Tray | — |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| Maximum CPU Frequency | — | 400 MHz |
| Instruction Cache | — | 16 KB |
| Data Cache | — | 16 KB |
| Instruction TCM | — | 32 KB |
| Ball Pitch | — | 0.8 mm |
| Core Voltage | — | 1.0 V |
| I/O Voltage | — | 3.3 V |
| DDR Memory Support | — | DDR2 / LPDDR1 |
| LCD Controller | — | Integrated, up to VGA/WVGA |
| Ethernet MAC | — | 10/100 Mbps |