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NRF52820-QDAA-R Datasheet(PDF) 299 Page - Nordic Semiconductor

Part # NRF52820-QDAA-R
Description  nRF52820
PDF  437 Pages
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Manufacturer  NORDIC [Nordic Semiconductor]
Direct Link  https://www.nordicsemi.com/
Logo NORDIC - Nordic Semiconductor

NRF52820-QDAA-R Datasheet(HTML) 299 Page - Nordic Semiconductor

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Peripherals
6.20.9.2 Two Wire Interface (TWI) timing specifications
Symbol
Description
Min.
Typ.
Max.
Units
tTWI,SU_DAT
Data setup time before positive edge on SCL – all modes
300
ns
tTWI,HD_DAT
Data hold time after negative edge on SCL – all modes
500
ns
tTWI,HD_STA,100kbps
TWI master hold time for START and repeated START
condition, 100 kbps
10000
ns
tTWI,HD_STA,250kbps
TWI master hold time for START and repeated START
condition, 250kbps
4000
ns
tTWI,HD_STA,400kbps
TWI master hold time for START and repeated START
condition, 400 kbps
2500
ns
tTWI,SU_STO,100kbps
TWI master setup time from SCL high to STOP condition, 100
kbps
5000
ns
tTWI,SU_STO,250kbps
TWI master setup time from SCL high to STOP condition, 250
kbps
2000
ns
tTWI,SU_STO,400kbps
TWI master setup time from SCL high to STOP condition, 400
kbps
1250
ns
tTWI,BUF,100kbps
TWI master bus free time between STOP and START
conditions, 100 kbps
5800
ns
tTWI,BUF,250kbps
TWI master bus free time between STOP and START
conditions, 250 kbps
2700
ns
tTWI,BUF,400kbps
TWI master bus free time between STOP and START
conditions, 400 kbps
2100
ns
Figure 111: TWI timing diagram, 1 byte transaction
6.21 TIMER — Timer/counter
This peripheral is a general purpose timer designed to keep track of time in user-selective time intervals, it
can operate in two modes: timer and counter.
4463_156 v1.0
299



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