LC88FC2H0A Datasheet, PDF (21/48 Pages) ON Semiconductor – 16-bit Microcontroller

LC88FC2H0A
■ Serial I/O Characteristics at Ta = 40 to +85C, VSS1 = VSS2 = VSS3 = VSS4 = 0V
1-1. Serial I/O Characteristics (Wakeup Function Disabled) (Note 4-1-1)
Parameter
Period
Symbol
tSCK (1)
Applicable
Pin/Remarks
Conditions
SCK0 (P12)  See Fig. 6.
Specification
VDD [V] min
typ
max
4
Low level
tSCKL (1)
pulse width
2
High level
pulse width
tSCKH (1)
tSCKHA (1)
2
 Automatic communication
mode
 See Fig. 6.
2.7 to 3.6
6
tSCKHBSY
 Automatic communication
(1a)
mode
23
 See Fig. 6.
tSCKHBSY
 Mode other than automatic
(1b)
communication mode
4
 See Fig. 6.
Period
tSCK (2) SCK0 (P12)  CMOS output selected
 See Fig. 6.
4
Low level
tSCKL (2)
pulse width
1/2
High level
tSCKH (2)
pulse width
1/2
tSCKHA (2)
 Automatic communication
mode
 CMOS output selected
2.7 to 3.6
6
 See Fig. 6.
tSCKHBSY
(2a)
 Automatic communication
mode
 CMOS output selected
4
23
 See Fig. 6.
tSCKHBSY
 Mode other than automatic
(2b)
communication mode
4
 See Fig. 6.
Data setup time
Data hold time
tsDI (1) SI0 (P11),  Specified with respect to
SB0 (P11) ^{rising edge of SIOCLK}
0.03
thDI (1)
 See Fig. 6.
2.7 to 3.6
0.03
unit
tCYC
tSCK
tCYC
Output delay
time
tdD0 (1)
SO0 (P10),  (Note 4-1-2)
SB0 (P11)
1tCYC
+0.05
s
tdDO (2)
 (Note 4-1-2)
2.7 to 3.6
1tCYC
+0.05
Note 4-1-1 : These specifications are theoretical values. Add margin depending on its use.
Note 4-1-2 : 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.
No.A2183-21/48