LC8740C8A Datasheet, PDF (16/25 Pages) Sanyo Semicon Device – 8-bit 1-chip Microcontroller

LC8740C8A/B2A/96A
2. SIO1, 6 Serial I/O Characteristics (Note 4-2-1)
Parameter
Period
Low level
pulse width
High level
pulse width
Period
Low level
pulse width
High level
pulse width
Data setup time
Data hold time
Symbol
Pin/Remarks
Conditions
tSCK(3)
tSCKL(3)
SCK1(P22),
SCK6(P32, 34)
See Fig. 5.
tSCKH(3)
VDD[V]
4.5 to 5.5
tSCK(4)
tSCKL(4)
SCK1(P22),
SCK6(P32, 34)
• CMOS output selected
• See Fig. 5.
tSCKH(4)
4.5 to 5.5
tsDI(2)
thDI(2)
SI1(P21),
SB1(P21),
SI6(P31),
SB6(P31, P33)
• Must be specified with respect
to rising edge of SIOCLK.
• See Fig. 5.
4.5 to 5.5
min
2
Specification
typ
max
1
1
2
1/2
1/2
unit
tCYC
tSCK
0.03
0.03
Output delay time tdD0(4)
SO1(P20),
• Must be specified with respect
µs
SB1(P21),
to falling edge of SIOCLK.
SO6(P30),
SB6(P31, P34)
• Must be specified as the time
to the beginning of output state
change in open drain output
4.5 to 5.5
1/3tCYC
+0.05
mode.
• See Fig. 5.
Note4-2-1: This standard value is a theory value. Be sure to ensure the margin according to busy condition.
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