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| PartNumber | MK21DN512AVMC5R | MK21DN512AVMC5 | MK21DN512AVMC05 |
| Description | ARM Microcontrollers - MCU MK21DN512AVMC5/LFBGA121///REEL 13 Q1 DP | ARM Microcontrollers - MCU Kinetis K21: 50MHz Cortex-M4 MCU, 512KB Flash, 64KB SRAM, Full-Speed USB, Anti-tamper, 121-MAPBGA | |
| Manufacturer | NXP | NXP | - |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | - | - |
| Core | ARM Cortex M4 | - | - |
| Data Bus Width | 32 bit | - | - |
| Maximum Clock Frequency | 50 MHz | - | - |
| Program Memory Size | 512 kB | - | - |
| Data RAM Size | 64 kB | - | - |
| ADC Resolution | 16 bit | - | - |
| Number of I/Os | 64 I/O | - | - |
| Operating Supply Voltage | 1.71 V to 3.6 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 105 C | - | - |
| Packaging | Reel | Tray | - |
| Product | MCU+DSP | - | - |
| Program Memory Type | Flash | - | - |
| Brand | NXP / Freescale | NXP / Freescale | - |
| Data RAM Type | SRAM | - | - |
| Interface Type | CAN, I2C, I2S, SPI, UART, USB | - | - |
| Analog Supply Voltage | 1.71 V to 3.6 V | - | - |
| DAC Resolution | 12 bit | - | - |
| Development Kit | TWR-K21D50M | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 3 Channel | - | - |
| Number of Timers/Counters | 6 Timer | - | - |
| Processor Series | K21 | - | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 2000 | 348 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 1.71 V | - | - |
| Watchdog Timers | Watchdog Timer | - | - |
| Part # Aliases | 935311752518 | 935311752557 | - |
| Unit Weight | 0.006930 oz | 0.006930 oz | - |