● 802.15.4 radio support
● Bluetooth 5 ready multiprotocol radio
● 32-bit ARM® Cortex®-M4F @ 64 MHz
● 104 dB link budget for Bluetooth low energy 
● High speed SPI interface 32 MHz
● RAM mapped FIFO using EasyDMA
● 12 bit /200K SPS ADC
● I28 bit AES/ECB/CCM/AAR co-processor
● Single-ended antenna output (on-chip balun)
● Programmable peripheral interconnect (PPI)
● Quad SPI interface 32 MHz

● EasyDMA for all digital interfaces
● On-chip DC-DC buck converter
● Quadrature demodulator
● Individual power management for all peripherals
● Bluetooth 5 data rate support: 2 Mbs, 1Mbs, 500 kbs, 125 kbs
● High speed 2 Mbs data rate
● Full-speed 12 Mbs USB controller
● NFC-A tag on-chip
● Software stacks available as downloads
● Application development independent of protocol stacks
● Programmable output power from +8 dBm to -20 dBm
● -96 dBm Sensitivity for Bluetooth low energy
● On-air compatible with nRF52, nRF51, nRF24L, and nRF24AP Series 
● ARM® TrustZone® Cryptocell 310 cryptographic accelerator
● Wide supply voltage range +5.5 v to 1.7 v
● Full selection of interfaces SPI/UART/PWM
● Regulated supply for external components up to 25 mA

ModelProcessorRAMFLASHSupported protocolsPackageDimensions(mm)
nRF52840-QIAAARM Cortex M4F256 kB1024 kBBLE、ANT、2.4GHz private protocol、IEEE 802.15.4/ThreadAQFN7 x 7

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FileDescriptionSizeUpdate timeTimes
nRF52840-CKAA Reference Layout 1_0reference design3.36 MB2019-04-158
nRF5-SDK-for-ThreadnRF5 SDK for Thread zip file79.08 MB2017-08-215
nRF52840_PDK_User_Guide_v1.0DK user guide9.51 MB2016-12-1411
nRF52840_OPS_v0.5product specification6.41 MB2016-12-1411
nRF52840_Engineering_A_Errata_v1.0product errata207.11 KB2016-12-147
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