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| PartNumber | MK51DX256CMC7 | MK51DX256CMC10 | MK51DX256CML7 |
| Description | ARM Microcontrollers - MCU Kinetis 256K Flex | ARM Microcontrollers - MCU Kinetis 256K USB LCD | ARM Microcontrollers - MCU KINETIS 256K SLCD |
| Manufacturer | NXP | NXP | NXP |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | BGA-121 | MBAG-121 | - |
| Series | K51_72 | K51_72 | - |
| Core | ARM Cortex M4 | ARM Cortex M4 | ARM Cortex M4 |
| Data Bus Width | 32 bit | 32 bit | 32 bit |
| Maximum Clock Frequency | 72 MHz | 100 MHz | 72 MHz |
| Program Memory Size | 256 kB | 256 kB | 256 kB |
| Data RAM Size | 66 kB | 64 kB | 64 kB |
| ADC Resolution | 16 bit | 16 bit | 16 bit |
| Number of I/Os | 61 I/O | - | 61 I/O |
| Operating Supply Voltage | 1.71 V to 3.6 V | 3.3 V | 1.71 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tray | Tray | Tray |
| Product | MCU+DSP | - | MCU+DSP |
| Program Memory Type | Flash and FlexMemory | Flash | Flash |
| Brand | NXP / Freescale | NXP / Freescale | NXP / Freescale |
| Data RAM Type | SRAM | SRAM | SRAM |
| Data ROM Size | 2 kB | - | 2 kB |
| Data ROM Type | EEPROM | - | EEPROM |
| Interface Type | I2C, I2S, SPI, UART, USB | CAN, I2C, I2S, SPI, UART, USB | CAN, I2C, I2S, SPI, UART, USB |
| Analog Supply Voltage | 1.71 V to 3.6 V | 3.3 V | 1.71 V to 3.6 V |
| DAC Resolution | 12 bit | - | 12 bit |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 348 | 348 | 348 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 1.71 V | 1.71 V | 1.71 V |
| Tradename | Kinetis | Kinetis | - |
| Watchdog Timers | Watchdog Timer | - | Watchdog Timer |
| Part # Aliases | 935319983557 | 935311394557 | - |
| Unit Weight | 0.006930 oz | 0.005915 oz | - |
| I/O Voltage | - | 3.3 V | - |
| Number of ADC Channels | - | 2 | 4 Channel |
| Number of Timers/Counters | - | 5 Timer | 2 x 16 bit, 1 x 32 bit |
| Processor Series | - | Kinetis | K51 |
| Development Kit | - | - | TWR-K53N512 |