MCIMX251AJM4A vs MCIMX255AJM4A Comparison
Detailed side-by-side comparison of MCIMX251AJM4A by NXP Semiconductors and MCIMX255AJM4A by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
MCIMX255AJM4A - i.MX25 ARM9 400MHz Auto MPU, 400-LFBGA | NXP
MCIMX255AJM4A ✓ ActiveSpecification Comparison
| Parameter | MCIMX251AJM4A | MCIMX255AJM4A |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $22.48 | $24.95 |
| Core Architecture | ARM926EJ-S | ARM926EJ-S |
| Core Count | 1 | 1 |
| Data Bus Width | 32-bit | 32-bit |
| Maximum CPU Clock | 400 MHz | — |
| Silicon Version | 1.2 | 1.2 (Automotive AEC-Q100 grade) |
| Instruction Cache | 16 KB | 32 Kbytes |
| Data Cache | 16 KB | 32 Kbytes |
| Operating Supply Voltage | -0.5 V to +1.52 V (core rail, see datasheet) | — |
| Maximum Operating Temperature | +85 C | — |
| Package | 400-ball MAP-BGA, 17x17 mm, 0.8 mm pitch | 400-LFBGA (MAPBGA-400), 17x17 mm, 0.8 mm pitch |
| Mounting Type | Surface Mount | Surface Mount (BGA) |
| Packaging | Tray | — |
| 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) | Up to SVGA, up to 18 bpp |
| RoHS Status | Compliant (per NXP product page) | — |
| Manufacturer | — | NXP Semiconductors (formerly Freescale) |
| Product Family | — | i.MX25 Applications Processor |
| Maximum CPU Frequency | — | 400 MHz |
| On-chip RAM | — | 144 Kbytes |
| MMU | — | Yes (Linux/WinCE support) |
| I/O Voltage | — | 1.8 V / 2.5 V / 3.3 V tolerant |
| USB Ports | — | 2x USB 2.0 High-Speed (on-chip PHY) |
| ADC | — | 3x 12-bit general-purpose with touchscreen controller |
| Memory Controller | — | DDR2 / LPDDR / NAND flash boot |
| Peripherals | — | 10/100 Ethernet MAC, CAN 2.0, SD/MMC, I2S/SSI, I2C, SPI, UART |
| Operating Temperature | — | -40C to +85C (automotive grade) |
| Compliance | — | AEC-Q100 automotive, RoHS |