NRF52833 QIAA-R Bluetooth SoC pinout
nRF52833 multiprotocol SoC with Arm Cortex-M4F, BLE 5, NFC, USB and 1.1/1.3 V regulators. QFN40 5x5mm pin assignment table.
Aliase:NRF52833-QIAA-R
QFN40 5x5mm Top View
41 Pins
Pinout Table41
| Pin | Signal / Name | Type | Alternative Functions |
|---|---|---|---|
| 1 | DEC1 | Power | 1.1 V digital supply decoupling |
| 2 | P0.00 | Digital | General purpose I/OConnection for 32.768 kHz crystal (XL1) |
| 3 | P0.01 | Digital | General purpose I/OConnection for 32.768 kHz crystal (XL2) |
| 4 | P0.04 | Digital | General purpose I/OAnalog input AIN2 |
| 5 | P0.05 | Digital | General purpose I/OAnalog input AIN3 |
| 6 | P1.09 | Digital | General purpose I/O |
| 7 | P0.11 | Digital | General purpose I/O |
| 8 | VDD | Power | Power supply |
| 9 | VDDH | Power | High voltage power supply |
| 10 | VBUS | Power | 5 V input for USB 3.3 V regulator |
| 11 | DECUSB | Power | USB 3.3 V regulator supply decoupling |
| 12 | D- | Digital | USB D- |
| 13 | D+ | Digital | USB D+ |
| 14 | P0.15 | Digital | General purpose I/O |
| 15 | P0.17 | Digital | General purpose I/O |
| 16 | P0.18/~RESET | Digital | General purpose I/OConfigurable as pin RESET |
| 17 | P0.20 | Digital | General purpose I/O |
| 18 | VDD | Power | Power supply |
| 19 | SWDIO | Digital | Serial wire debug I/O for debug and programming |
| 20 | SWDCLK | Digital | Serial wire debug clock input for debug and programming |
| 21 | DEC5 | NC | 1.3 V regulator decoupling for build codes Axx and earlier; not connected for Bx |
| 22 | P0.09 | Digital | General purpose I/ONFC antenna connection NFC1 |
| 23 | P0.10 | Digital | General purpose I/ONFC antenna connection NFC2 |
| 24 | ANT | Analog | Single-ended radio antenna connection |
| 25 | VSS_PA | Power | Ground (radio supply) |
| 26 | DEC6 | Power | 1.3 V regulator supply decoupling, connect to DEC4 (pin 38) |
| 27 | DEC3 | Power | Power supply decoupling |
| 28 | XC1 | Analog | Connection for 32 MHz crystal |
| 29 | XC2 | Analog | Connection for 32 MHz crystal |
| 30 | VDD | Power | Power supply |
| 31 | P0.03 | Digital | General purpose I/OAnalog input AIN1 |
| 32 | P0.02 | Digital | General purpose I/OAnalog input AIN0 |
| 33 | P0.28 | Digital | General purpose I/OAnalog input AIN4 |
| 34 | P0.29 | Digital | General purpose I/OAnalog input AIN5 |
| 35 | P0.30 | Digital | General purpose I/OAnalog input AIN6 |
| 36 | P0.31 | Digital | General purpose I/OAnalog input AIN7 |
| 37 | VSS | Ground | Ground |
| 38 | DEC4 | Power | 1.3 V regulator supply decoupling, connect to DEC6 (pin 26) |
| 39 | DCC | Power | DC/DC converter output |
| 40 | VDD | Power | Power supply |
| EP | VSS | Ground | Exposed die pad, must be connected to ground (VSS) |