LC88FC3K0A Datasheet, PDF (25/48 Pages) ON Semiconductor – 16-bit Microcontroller

LC88FC3K0A
SIO4 Serial Input/Output Characteristics (Wakeup Function Disabled) (Note 4-5-1)
Parameter
Symbol
Applicable
Pin/Remarks
Conditions
Specification
VDD [V] min
typ
max
Period
tSCK (7)
SCK4 (PA2)  See Fig. 6.
4
Low level
tSCKL (7)
pulse width
2
High level
pulse width
tSCKH (7)
tSCKHA (7)
2
 Automatic communication
mode
 See Fig. 6.
6
2.7 to 3.6
tSCKHBSY
 Automatic communication
(7a)
mode
23
 See Fig. 6.
tSCKHBSY
 Mode other than automatic
(7b)
communication mode
4
 See Fig. 6.
Period
tSCK (8)
SCK4 (PA2)  CMOS output selected
 See Fig. 6.
4
Low level
tSCKL (8)
pulse width
1/2
High level
tSCKH (8)
pulse width
1/2
tSCKHA (8)
 Automatic communication
mode
 CMOS output selected
2.7 to 3.6
6
 See Fig. 6.
tSCKHBSY
(8a)
 Automatic communication
mode
 CMOS output selected
 See Fig. 6.
4
23
tSCKHBSY
 Mode other than automatic
(8b)
communication mode
4
 See Fig. 6.
Data setup time tsDI (5)
Data hold time
thDI (5)
SI4 (PA1),
SB4 (PA1)
 Specified with respect to
rising edge of SIOCLK
 See Fig. 6.
0.03
2.7 to 3.6
0.03
unit
tCYC
tSCK
tCYC
Output delay tdD0 (7)
time
SO4 (PA0),  (Note 4-5-2)
SB14(PA1)
1tCYC
s
+0.05
tdDO (8)
 (Note 4-5-2)
2.7 to 3.6
1tCYC
+0.05
Note 4-5-1 : These specifications are theoretical values. Add margin depending on its use.
Note 4-5-2 : Specified with respect to the falling edge of SIOCLK. Specified as the interval up to the time an
output change begins in the open drain output mode. See Fig. 6.
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