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| PartNumber | LPC11U34FHN33/311, | LPC11U34FHN33/421, | LPC11U34FHN33/311551 |
| Description | ARM Microcontrollers - MCU 32-bit ARM Cortex-M0 40KB Flash, 8KB SRAM | ARM Microcontrollers - MCU MCU | |
| Manufacturer | NXP | NXP | - |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | HVQFN-33 | HVQFN-33 | - |
| Core | ARM Cortex M0 | ARM Cortex M0 | - |
| Data Bus Width | 32 bit | 32 bit | - |
| Maximum Clock Frequency | 50 MHz | 50 MHz | - |
| Program Memory Size | 40 kB | 40 kB | - |
| Data RAM Size | 8 kB | 8 kB | - |
| ADC Resolution | 10 bit | 10 bit | - |
| Number of I/Os | 26 I/O | 26 I/O | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tray | Tray | - |
| Program Memory Type | Flash | Flash | - |
| Brand | NXP Semiconductors | NXP Semiconductors | - |
| Data RAM Type | SRAM | SRAM | - |
| Data ROM Size | 4 kB | 4 kB | - |
| Data ROM Type | EEPROM | EEPROM | - |
| Interface Type | I2C, SSP, USART | I2C, SSP, USART | - |
| Moisture Sensitive | Yes | Yes | - |
| Number of ADC Channels | 8 | 8 | - |
| Number of Timers/Counters | 4 Timer | 4 Timer | - |
| Processor Series | LPC11U3x | LPC11U3x | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | - |
| Factory Pack Quantity | 260 | 260 | - |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | - |
| Tradename | LPC | LPC | - |
| Part # Aliases | 935296516551 | 935296517551 | - |
| Unit Weight | 0.004732 oz | 0.004732 oz | - |