MCIMX257DJM4A vs MCIMX251AJM4A Comparison
Detailed side-by-side comparison of MCIMX257DJM4A by NXP Semiconductors and MCIMX251AJM4A by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | MCIMX257DJM4A | MCIMX251AJM4A |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $16.54 | $22.48 |
| Core Architecture | ARM926EJ-S | ARM926EJ-S |
| Core Count | 1 | 1 |
| Data Bus Width | 32-bit | 32-bit |
| Maximum Clock Frequency | 400 MHz | — |
| Internal SRAM | 128 KB | — |
| Number of I/O | 128 | — |
| Package / Case | 400-LFBGA (17x17 mm) | — |
| Supply Voltage - Core | 1.38 V to 1.52 V | — |
| Supply Voltage - I/O | 3.0 V to 3.6 V | — |
| Operating Temperature | -40 °C to +85 °C | — |
| Oscillator Type | External | — |
| Instruction Cache | 16 KB | 16 KB |
| Data Cache | 16 KB | 16 KB |
| USB PHYs | 2 (HS OTG + HS Host) | — |
| Ethernet MAC | 10/100 Mbps | — |
| ADC Channels | 3 x 12-bit | — |
| Touchscreen Controller | Yes (integrated) | — |
| LCD Controller | Yes (up to WVGA) | Yes (STN/TFT) |
| Packaging | Tray | Tray |
| Silicon Version | 1.2 | 1.2 |
| Series | i.MX25 | — |
| RoHS Status | Compliant | Compliant (per NXP product page) |
| Maximum CPU Clock | — | 400 MHz |
| 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 |
| Mounting Type | — | Surface Mount |
| 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 |