User Manual

Revision 1.0 Page 54 of 78
nRF24L01+ Product Specification
Table 23. SPI timing parameters (C
load
= 10pF)
Table 24. SPI timing parameters (R
pull
= 10k Ω , C
load
= 50pF)
Table 25. SPI timing parameters (R
pull
= 10k Ω , C
load
= 100pF)
Tcch SCK to CSN Hold 2 ns
Tcw h
CSN Inactive time 50 ns
Tcdz
CSN to Output High Z 42 ns
Symbol Parameters Min. Max Units
Tdc Data to SCK Setup 2 ns
Tdh
SCK to Data Hold 2 ns
Tcsd
CSN to Data Valid 75 ns
Tcd
SCK to Data Valid 86 ns
Tcl
SCK Low Time 40 ns
Tch
SCK High Time 40 ns
Fsck
SCK Frequency 0 5 MHz
Tr,Tf
SCK Rise and Fall 100 ns
Tcc
CSN to SCK Setup 2 ns
Tcch
SCK to CSN Hold 2 ns
Tcw h
CSN Inactive time 50 ns
Tcdz
CSN to Output High Z 75 ns
Symbol Parameters Min. Max Units
Tdc Data to SCK Setup 2 ns
Tdh
SCK to Data Hold 2 ns
Tcsd
CSN to Data Valid 116 ns
Tcd
SCK to Data Valid 123 ns
Tcl
SCK Low Time 40 ns
Tch
SCK High Time 40 ns
Fsck
SCK Frequency 0 4 MHz
Tr,Tf
SCK Rise and Fall 100 ns
Tcc
CSN to SCK Setup 2 ns
Tcch
SCK to CSN Hold 2 ns
Tcw h
CSN Inactive time 50 ns
Tcdz
CSN to Output High Z 116 ns
Symbol Parameters Min. Max Units