nRF52805 Product Specification v1.2 4454 187 v1.2 / 2020-07-02Feature list Features: Bluetooth 5.0, 2.4 GHz transceiver 192 kB flash and 24 kB RAM Advanced on-chip interfaces -97 dBm sensitivity in 1 Mbps Bluetooth Low Energy mode -20 to +4 dBm TX power, configurable in 4 dB steps Programmable peripheral interconnect (PPI) On-air compatible with nRF52, nRF51, nRF24L, and nRF24AP Series 10 general purpose I/O pins Supported data rates: EasyDMA automated data transfer between memory and peripherals Bluetooth 5.0 - 2 Mbps, 1 Mbps Nordic SoftDevice ready with support for concurrent multiprotocol Proprietary 2.4 GHz 2 Mbps, 1 Mbps Temperature sensor Single-ended antenna output (on-chip balun) 12-bit, 200 ksps ADC 2 configurable channels with 4.6 mA peak current in TX (0 dBm) programmable gain 4.6 mA peak current in RX 3x 32-bit timer with Counter mode RSSI (1 dB resolution) SPI master/slave with EasyDMA Arm Cortex -M4 32-bit processor, 64 MHz 2 I C compatible two-wire master/slave 144 EEMBC CoreMark score running from flash memory UART (CTS/RTS) with EasyDMA 34.4 A/MHz running CoreMark from flash memory Quadrature decoder (QDEC) 32.8 A/MHz running CoreMark from RAM AES HW encryption with EasyDMA Serial wire debug (SWD) 2x real-time counter (RTC) Flexible power management Single crystal operation 1.7 V to 3.6 V supply voltage range Package variants On-chip DC/DC and LDO regulators with automated low current modes WLCSP package, 2.482 x 2.464 mm Fast wake-up using 64 MHz internal oscillator 0.3 A at 3 V in System OFF mode, no RAM retention 0.5 A at 3 V in System OFF mode with full 24 kB RAM retention 1.1 A at 3 V in System ON mode, with full 24 kB RAM retention, wake on RTC (running from LFXO clock) 1.0 A at 3 V in System ON mode, no RAM retention, wake on RTC (running from LFXO clock) Applications: Proprietary protocol devices Health monitoring Network processor Drug delivery Beacons Asset tags Smart Home sensors Toys Presenters/Stylus Retail tags and labels 4454 187 v1.2 ii