Hardware and layout

nRF52840 Product Specification

nRF52840 Product Specification
Revision history
About this document
Block diagram
Core components
CPU
Memory
NVMC — Non-volatile memory controller
FICR — Factory information configuration registers
UICR — User information configuration registers
EasyDMA
AHB multilayer
Debug and trace
Power and clock management
Power management unit (PMU)
Current consumption
Electrical specification
Sleep
COMP active
CPU running
NFCT active
Radio transmitting/receiving
RNG active
SAADC active
TEMP active
TIMER running
USBD running
WDT active
Compounded
POWER — Power supply
CLOCK — Clock control
Peripherals
Peripheral interface
AAR — Accelerated address resolver
ACL — Access control lists
CCM — AES CCM mode encryption
COMP — Comparator
CRYPTOCELL — Arm TrustZone CryptoCell 310
ECB — AES electronic codebook mode encryption
EGU — Event generator unit
GPIO — General purpose input/output
GPIOTE — GPIO tasks and events
I2S — Inter-IC sound interface
LPCOMP — Low-power comparator
MWU — Memory watch unit
NFCT — Near field communication tag
PDM — Pulse density modulation interface
PPI — Programmable peripheral interconnect
PWM — Pulse width modulation
QDEC — Quadrature decoder
QSPI — Quad serial peripheral interface
RADIO — 2.4 GHz radio
RNG — Random number generator
RTC — Real-time counter
SAADC — Successive approximation analog-to-digital converter
SPI — Serial peripheral interface master
SPIM — Serial peripheral interface master with EasyDMA
SPIS — Serial peripheral interface slave with EasyDMA
SWI — Software interrupts
TEMP — Temperature sensor
TWI — I2C compatible two-wire interface
TIMER — Timer/counter
TWIM — I2C compatible two-wire interface master with EasyDMA
TWIS — I2C compatible two-wire interface slave with EasyDMA
UART — Universal asynchronous receiver/transmitter
UARTE — Universal asynchronous receiver/transmitter with EasyDMA
USBD — Universal serial bus device
WDT — Watchdog timer
Hardware and layout
Pin assignments
Mechanical specifications
Reference circuitry
Package thermal characteristics
Package Variation
Recommended operating conditions
Absolute maximum ratings
Ordering information
Legal notices

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