Features

NU-32 (nRF52832) Main feautres

• 2.4 GHz transceiver

• -96 dBm sensitivity in Bluetooth® low energy mode

• Supported data rates: 1 Mbps, 2 Mbps Bluetooth® low energy mode

• -20 to +4 dBm TX power, configurable in 4 dB steps

• On-chip balun (single-ended RF)

• 5.3 mA peak current in TX (0 dBm)

• 5.4 mA peak current in RX

• RSSI (1 dB resolution)

• Arm® Cortex®-M4 32-bit processor with FPU, 64 MHz

• 215 EEMBC CoreMark® score running from flash memory

• 58 μA/MHz running from flash memory

• 51.6 μA/MHz running from RAM

• Data watchpoint and trace (DWT), embedded trace macrocell (ETM), and instrumentation trace macrocell (ITM)

• Serial wire debug (SWD)

• Trace port

• Flexible power management

• 1.7 V–3.6 V supply voltage range

• Fully automatic LDO and DC/DC regulator system

• Fast wake-up using 64 MHz internal oscillator

• 0.3 μA at 3 V in System OFF mode

• 0.7 μA at 3 V in System OFF mode with full 64 kB RAM retention

• 1.9 μA at 3 V in System ON mode, no RAM retention, wake on RTC

• Memory

• 512 kB flash/64 kB RAM

• 256 kB flash/32 kB RAM

• Nordic Soft Device ready

• Support for concurrent multi-protocol

• Type 2 near field communication (NFC-A) tag with wakeup-on-field and touch to pair capabilities

• 12-bit, 200 ksps ADC - 8 configurable channels with programmable gain

• 64 level comparator

• 15 level low power comparator with wakeup from System OFF mode

• Temperature sensor

• 32 general purpose I/O pins

• 3x 4-channel pulse width modulator (PWM) unit with EasyDMA

• Digital microphone interface (PDM)

• 5x 32-bit timer with counter mode

• Up to 3x SPI master/slave with EasyDMA

• Up to 2x I2C compatible 2-wire master/slave

• I2S with EasyDMA

• UART (CTS/RTS) with EasyDMA

• Programmable peripheral interconnect (PPI)

• Quadrature decoder (QDEC) • AES HW encryption with EasyDMA

• Autonomous peripheral operation without CPU intervention using PPI and EasyDMA

• 3x real-time counter (RTC)

• Single crystal operation

• Package variants