| PartNumber | MCF51JU64VHS | MCF51JU64VLF |
| Description | 32-bit Microcontrollers - MCU COLDFIREV1 64K FLASH | 32-bit Microcontrollers - MCU COLDFIREV1 64K FLASH |
| Manufacturer | NXP | NXP |
| Product Category | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
| RoHS | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | QFN-44 | LQFP-48 |
| Series | MCF51Jx | MCF51Jx |
| Core | ColdFire V1 | ColdFire V1 |
| Data Bus Width | 32 bit | 32 bit |
| Maximum Clock Frequency | 50 MHz | 50 MHz |
| Program Memory Size | 64 kB | 64 kB |
| Operating Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C |
| Packaging | Tray | Tray |
| Brand | NXP / Freescale | NXP / Freescale |
| Moisture Sensitive | Yes | Yes |
| Processor Series | MCF51JU128 | MCF51JU128 |
| Product Type | 32-bit Microcontrollers - MCU | 32-bit Microcontrollers - MCU |
| Factory Pack Quantity | 490 | 250 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU |
| Tradename | ColdFire | ColdFire |
| Part # Aliases | 935324566557 | 935325684557 |
| Unit Weight | 0.003450 oz | 0.006288 oz |