Datasheet

R01DS0041EJ0150 Rev.1.50 Page 178 of 221
Oct 18, 2013
RX210 Group 5. Electrical Characteristics
Figure 5.91 RSPI Clock Timing and Simple SPI Clock Timing
SCKn
Master select output
SCKn
Slave select input
(n = 0 to 12)
t
SPCKWH
V
OH
V
OH
V
OL
V
OL
V
OH
V
OH
t
SPCKWL
t
SPCKr
t
SPCKf
V
OL
t
SPcyc
t
SPCKWH
V
IH
V
IH
V
IL
V
IL
V
IH
V
IH
t
SPCKWL
t
SPCKr
t
SPCKf
V
IL
t
SPcyc
V
OH
= 0.7 × VCC, V
OL
= 0.3 × VCC, V
IH
= 0.7 × VCC, V
IL
= 0.3 × VCC
RSPCKA
Master select output
RSPCKA
Slave select input
Simple SPIRSPI