MCIMX257CJM4A vs MCIMX255AJM4A 比較
詳細並排比較 MCIMX257CJM4A 由 NXP Semiconductors 與 MCIMX255AJM4A 由 NXP Semiconductors. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | MCIMX257CJM4A | MCIMX255AJM4A |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 類別 | Microcontrollers | Microcontrollers |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Core Architecture | ARM926EJ-S (ARMv5TEJ) | ARM926EJ-S |
| Core Count | 1 | 1 |
| 資料匯流排寬度 | 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 | — |
| 封裝 | 400-LFBGA (17x17 mm) | 400-LFBGA (MAPBGA-400), 17x17 mm, 0.8 mm pitch |
| Oscillator Type | External | — |
| USB | 2x USB 2.0 OTG with integrated PHY | — |
| ADC | 3x 12-bit SAR ADC | 3x 12-bit general-purpose with touchscreen controller |
| Touchscreen Controller | 4-wire resistive, integrated | — |
| Graphics | LCD controller (basic, no GPU) | — |
| 工作溫度 | -40C to +85C (industrial) | -40C to +85C (automotive grade) |
| 安裝類型 | Surface Mount (BGA) | Surface Mount (BGA) |
| Packaging | Tray | — |
| RoHS 狀態 | Compliant | — |
| MSL 等級 | [DATA_NEEDED: MSL rating] | — |
| Manufacturer | — | NXP Semiconductors (formerly Freescale) |
| Product Family | — | i.MX25 Applications Processor |
| Silicon Version | — | 1.2 (Automotive AEC-Q100 grade) |
| Maximum CPU Frequency | — | 400 MHz |
| On-chip RAM | — | 144 Kbytes |
| Instruction Cache | — | 32 Kbytes |
| Data Cache | — | 32 Kbytes |
| MMU | — | Yes (Linux/WinCE support) |
| I/O Voltage | — | 1.8 V / 2.5 V / 3.3 V tolerant |
| LCD Controller | — | Up to SVGA, up to 18 bpp |
| 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 |