Serial Peripheral Interface Slave (SPIS) timing specifications


Symbol	Description	Min.	Max.	Units
t_SPIS,CSCKIN	SCK input period	125		ns
t_SPIS,RFSCKIN	SCK input rise/fall time		30	ns
t_SPIS,WHSCKIN	SCK input high time	30		ns
t_SPIS,WLSCKIN	SCK input low time	30		ns
t_SPIS,SUCSN	CSN to CLK setup time	1000¹³		ns
t_SPIS,HCSN	CLK to CSN hold time	1000		ns
t_SPIS,ASA	CSN to SDO driven		70	ns
t_SPIS,ASO	CSN to SDO valid^¹⁴		1000	ns
t_SPIS,DISSO	CSN to SDO disabled^¹⁴		70	ns
t_SPIS,CWH	CSN inactive time	300		ns

¹³ Excluding any start-up delay for the high frequency clock in low power mode.

¹⁴ At 25pF load, including GPIO capacitance, see GPIO spec.