LC877816A_08 Datasheet, PDF (14/21 Pages) Sanyo Semicon Device – 8-bit 1-chip Microcontroller

LC877816A/12A/08A
2. SIO1 Serial I/O Characteristics (Note 4-2-1)
Parameter
Frequency
Symbol
tSCK(3)
Pin/Remarks
Conditions
SCK1(P15)
See Fig. 6.
VDD
Low level
pulse width
High level
pulse width
Frequency
Low level
pulse width
High level
pulse width
Data setup time
Data hold time
tSCKL(3)
tSCKH(3)
tSCK(4)
tSCKL(4)
tSCKH(4)
tsDI(2)
thDI(2)
SCK1(P15)
SB1(P14),
SI1(P14)
• CMOS output selected
• See Fig. 6.
• Must be specified with
respect to rising edge of
SIOCLK.
• See Fig. 6.
2.4 to 3.6
2.4 to 3.6
2.4 to 3.6
2.4 to 3.6
min
2
Specification
typ
max
1
1
2
1/2
1/2
0.03
0.03
unit
tCYC
tSCK
Output delay time tdD0(4)
SO1(P13),
• Must be specified with
SB1(P14)
respect to falling edge of
SIOCLK.
• Must be specified as the
time to the beginning of
2.4 to 3.6
output state change in
open drain output mode.
• See Fig. 6.
Note 4-2-1: These specifications are theoretical values. Add margin depending on its use.
μs
(1/3)tCYC
+0.05
Pulse Input Conditions at Ta = -30°C to +70°C, VSS1 = VSS2 = 0V
Parameter
High/low
level pulse
width
Symbol
Pin/Remarks
tPIH(1)
tPIL(1)
tPIH(2)
tPIL(2)
tPIH(3)
tPIL(3)
tPIH(4)
tPIL(4)
tPIL(5)
INT0(P70),
INT1(P71),
INT2(P72)
INT3(P73)
(Noise rejection
ratio is 1/1.)
INT3(P73)
(Noise rejection
ratio is 1/32.)
INT3(P73)
(Noise rejection
ratio is 1/128.)
RES
Conditions
• Condition that interrupt is accepted
• Condition that event input to timer
0 is accepted
• Condition that interrupt is accepted
• Condition that event input to timer
0 is accepted
• Condition that interrupt is accepted
• Condition that event input to timer
0 is accepted
• Condition that interrupt is accepted
• Condition that event input to timer
0 is accepted
• Condition that reset is accepted
VDD[V]
2.4 to 3.6
2.4 to 3.6
2.4 to 3.6
2.4 to 3.6
2.4 to 3.6
min
1
2
64
256
200
Specification
typ
max
unit
tCYC
μs
No.A0635-14/21