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| PartNumber | MKL03Z32VFK4R | MKL03Z32VFK4 | MKL03Z32VFK4NXP |
| Description | ARM Microcontrollers - MCU MKL03Z32VFK4/HUQFN24///REEL 13 Q2 DP | ARM Microcontrollers - MCU MKL03Z32VFK4/HUQFN24///TRAY MULTIPLE DP BAKEABLE | |
| Manufacturer | NXP | NXP | - |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Core | ARM Cortex M0+ | ARM Cortex M0+ | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 48 MHz | 48 MHz | - |
| Program Memory Size | 32 kB | 32 kB | - |
| Data RAM Size | 2 kB | 2 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 22 I/O | 22 I/O | - |
| Operating Supply Voltage | 1.71 V to 3.6 V | 3.3 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Packaging | Reel | Tray | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | - |
| Brand | NXP / Freescale | NXP / Freescale | - |
| Data RAM Type | SRAM | SRAM | - |
| Interface Type | I2C, SPI, UART | I2C, LPUART, SPI, UART | - |
| Analog Supply Voltage | 1.71 V to 3.6 V | 3.3 V | - |
| DAC Resolution | 6 bit | - | - |
| I/O Voltage | 3.3 V | 3.3 V | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 1 x 16 bit | 4 Timer | - |
| Processor Series | KL03 | KL03 | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 5000 | 490 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 1.71 V | 1.71 V | - |
| Watchdog Timers | Watchdog Timer | - | - |
| Part # Aliases | 935312952528 | 935312952557 | - |
| Unit Weight | 0.001051 oz | 0.001051 oz | - |
| RoHS | - | Y | - |
| Package / Case | - | QFN-24 | - |
| Length | - | 4 mm | - |
| Width | - | 4 mm | - |
| Data ROM Size | - | 8 kB | - |
| Data ROM Type | - | ROM | - |
| Number of ADC Channels | - | 7 Channel | - |