Description
Parameters
The Arduino Nano 33 BLE Sense is based on the nRF52840 microcontroller.
| MICROCONTROLLER | nRF52840 |
| OPERATING VOLTAGE | 3.3V |
| INPUT VOLTAGE (LIMIT) | 21V |
| DC CURRENT PER I/O PIN | 15 mA |
| CLOCK SPEED | 64MHz |
| CPU FLASH MEMORY | 1MB (nRF52840) |
| SRAM | 256KB (nRF52840) |
| EEPROM | none |
| DIGITAL INPUT / OUTPUT PINS | 14 |
| PWM PINS | all digital pins |
| UART | 1 |
| SPI | 1 |
| I2C | 1 |
| ANALOG INPUT PINS | 8 (ADC 12 bit 200 ksamples) |
| ANALOG OUTPUT PINS | Only through PWM (no DAC) |
| EXTERNAL INTERRUPTS | all digital pins |
| LED_BUILTIN | 13 |
| USB | Native in the nRF52840 Processor |
| IMU | LSM9DS1 |
| MICROPHONE | MP34DT05 |
| GESTURE, LIGHT, PROXIMITY | APDS9960 |
| BAROMETRIC PRESSURE | LPS22HB |
| TEMPERATURE, HUMIDITY | HTS221 |
| LENGTH | 45 mm |
| WIDTH | 18 mm |
| WEIGHT | 5 gr (with headers) |
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