nRF52811 Product Specification

This Product Specification contains functional descriptions, register tables, and electrical specifications, and is organized into chapters based on the modules and peripherals that are available in this IC.

Note: The HTML rendition of the Product Specification corresponds to the latest version only. All versions are available as PDF files.

Features:
Bluetooth 5.1, IEEE 802.15.4-2006, 2.4 GHz transceiver -97 dBm sensitivity in 1 Mbps Bluetooth low energy mode -104 dBm sensitivity in 125 kbps Bluetooth low energy mode (long range) -20 to +4 dBm TX power, configurable in 4 dB steps On-air compatible with nRF52, nRF51, nRF24L, and nRF24AP Series Supported data rates: Bluetooth 5.1: 2 Mbps, 1 Mbps, 500 kbps, and 125 kbps IEEE 802.15.4-2006: 250 kbps Proprietary 2.4 GHz: 2 Mbps, 1 Mbps Angle-of-arrival (AoA) and angle-of-departure (AoD) direction finding using Bluetooth. Single-ended antenna output (on-chip balun) 4.6 mA peak current in TX (0 dBm) 4.6 mA peak current in RX RSSI (1 dB resolution) ARM® Cortex®-M4 32-bit processor, 64 MHz 144 EEMBC CoreMark® score running from flash memory 34.4 µA/MHz running CoreMark from flash memory 32.8 µA/MHz running CoreMark from RAM memory Serial wire debug (SWD) Flexible power management 1.7 V to 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, no RAM retention 0.5 µA at 3 V in System OFF mode with full 24 kB RAM retention 1.5 µA at 3 V in System ON mode, with full 24 kB RAM retention, wake on RTC 1.4 µA at 3 V in System ON mode, no RAM retention, wake on RTC	192 kB flash and 24 kB RAM Nordic SoftDevice ready Support for concurrent multi-protocol 12-bit, 200 ksps ADC that has 8 configurable channels with programmable gain 64 level comparator Temperature sensor Up to 32 general purpose I/O pins 4-channel pulse width modulator (PWM) unit with EasyDMA Digital microphone interface (PDM) 3x 32-bit timer with counter mode 2x SPI master/slave with EasyDMA I²C compatible two-wire master/slave UART (CTS/RTS) with EasyDMA Programmable peripheral interconnect (PPI) Quadrature decoder (QDEC) AES HW encryption with EasyDMA 2x real-time counter (RTC) Single crystal operation Package variants QFN48 package, 6 x 6 mm QFN32 package, 5 x 5 mm WLCSP package, 2.482 x 2.464 mm

Features:

Bluetooth 5.1, IEEE 802.15.4-2006, 2.4 GHz transceiver
- -97 dBm sensitivity in 1 Mbps Bluetooth low energy mode
- -104 dBm sensitivity in 125 kbps Bluetooth low energy mode (long range)
- -20 to +4 dBm TX power, configurable in 4 dB steps
- On-air compatible with nRF52, nRF51, nRF24L, and nRF24AP Series
- Supported data rates:
  - Bluetooth 5.1: 2 Mbps, 1 Mbps, 500 kbps, and 125 kbps
  - IEEE 802.15.4-2006: 250 kbps
  - Proprietary 2.4 GHz: 2 Mbps, 1 Mbps
- Angle-of-arrival (AoA) and angle-of-departure (AoD) direction finding using Bluetooth.
- Single-ended antenna output (on-chip balun)
- 4.6 mA peak current in TX (0 dBm)
- 4.6 mA peak current in RX
- RSSI (1 dB resolution)
ARM® Cortex®-M4 32-bit processor, 64 MHz
- 144 EEMBC CoreMark® score running from flash memory
- 34.4 µA/MHz running CoreMark from flash memory
- 32.8 µA/MHz running CoreMark from RAM memory
- Serial wire debug (SWD)
Flexible power management
- 1.7 V to 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, no RAM retention
- 0.5 µA at 3 V in System OFF mode with full 24 kB RAM retention
- 1.5 µA at 3 V in System ON mode, with full 24 kB RAM retention, wake on RTC
- 1.4 µA at 3 V in System ON mode, no RAM retention, wake on RTC

192 kB flash and 24 kB RAM
Nordic SoftDevice ready
Support for concurrent multi-protocol
12-bit, 200 ksps ADC that has 8 configurable channels with programmable gain
64 level comparator
Temperature sensor
Up to 32 general purpose I/O pins
4-channel pulse width modulator (PWM) unit with EasyDMA
Digital microphone interface (PDM)
3x 32-bit timer with counter mode
2x SPI master/slave with EasyDMA
I²C compatible two-wire master/slave
UART (CTS/RTS) with EasyDMA
Programmable peripheral interconnect (PPI)
Quadrature decoder (QDEC)
AES HW encryption with EasyDMA
2x real-time counter (RTC)
Single crystal operation
Package variants
- QFN48 package, 6 x 6 mm
- QFN32 package, 5 x 5 mm
- WLCSP package, 2.482 x 2.464 mm

Applications:
Computer peripherals and I/O devices Mouse Keyboard Mobile HID CE remote controls Network processor Wearables Virtual reality headsets	Health and medical Enterprise lighting Industrial Commercial Retail Beacons Connectivity device in multi-chip solutions