LC88FC2D0B Datasheet, PDF (20/47 Pages) ON Semiconductor – 16-bit Microcontroller 256K-byte Flash ROM / 24Kbyte RAM / 100-pin

LC88FC2D0B
■ 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.
VDD [V] min
4
Low level
tSCKL (1)
pulse width
2
High level
tSCKH (1)
2
pulse width
tSCKHA (1)
 _{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
High level
tSCKH (2)
pulse width
tSCKHA (2)
 _{Automatic communication}
mode
 _{CMOS output selected}
2.7 to 3.6
6
 _{See Fig. 6.}
tSCKHBSY
 _{Automatic communication}
(2a)
mode
 _{CMOS output selected}
4
 _{See Fig. 6.}
tSCKHBSY
 _{Mode other than automatic}
(2b)
communication mode
4
 _{See Fig. 6.}
Data setup time
Data hold time
tsDI (1)
thDI (1)
SI0 (P11),
SB0 (P11)
 _{Specified with respect to}
rising edge of SIOCLK
 _{See Fig. 6.}
0.03
2.7 to 3.6
0.03
Output delay
time
tdD0 (1)
SO0 (P10), ^ (Note 4-1-2)
SB0 (P11)
Specification
typ
max unit
tCYC
1/2
tSCK
1/2
23
tCYC
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.
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