WDT active

nRF52820 Product Specification

nRF52820 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
Power and clock management
Power management unit (PMU)
Current consumption
Electrical specification
Sleep
COMP active
CPU running
Radio transmitting/receiving
RNG active
TEMP active
TIMER 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
ECB — AES electronic codebook mode encryption
EGU — Event generator unit
GPIO — General purpose input/output
GPIOTE — GPIO tasks and events
PPI — Programmable peripheral interconnect
QDEC — Quadrature decoder
RADIO — 2.4 GHz radio
RNG — Random number generator
RTC — Real-time counter
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
Recommended operating conditions
Absolute maximum ratings
Ordering information
Legal notices


Symbol	Description	Min.	Typ.	Max.	Units
I_WDT,STARTED	WDT started		1.4		µA

Back to home page