LC87F7NC8A Datasheet, PDF (20/28 Pages) ON Semiconductor – 8-bit Microcontroller

LC87F7NC8A
SIO1 Serial I/O Characteristics (Note 4-2-1)
Parameter
Frequency
Symbol
tSCK(3)
Pin/Remarks
SCK1(P15)
Conditions
See Fig. 6.
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.
VDD [V]
2.5 to 3.6
2.5 to 3.6
2.5 to 3.6
2.5 to 3.6
min
2
1
1
2
Specification
typ
max
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
2.5 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.
s
(1/3)tCYC
+0.05
Pulse Input Conditions at Ta = 40°C to +85°C, VSS1 = VSS2 = VSS3 = 0V
Parameter Symbol
Pin/Remarks
Conditions
VDD [V]
min
Specification
typ
max
High/low
tPIH(1) INT0(P70),
• Interrupt source flag can be set.
level pulse tPIL(1) INT1(P71),
• Event inputs for timer 0 or 1 are
width
INT2(P72),
enabled.
INT4(P30 to P33),
2.5 to 3.6
1
INT5(P34 to P35),
INT6(P30),
INT7(P34)
tPIH(2) INT3(P73) when noise filter • Interrupt source flag can be set.
2.5 to 3.6
2
tPIL(2) time constant is 1/1
• Event inputs for timer 0 are enabled.
tPIH(3) INT3(P73) when noise filter • Interrupt source flag can be set.
2.5 to 3.6
64
tPIL(3) time constant is 1/32
• Event inputs for timer 0 are enabled.
tPIH(4) INT3(P73) when noise filter • Interrupt source flag can be set.
2.5 to 3.6
256
tPIL(4) time constant is 1/128
• Event inputs for timer 0 are enabled.
tPIH(5)
tPIL(5)
MICIN(P87)
Condition that signal is accepted to
2.5 to 3.6
1
small signal detection counter.
tPIH(6)
tPIL(6)
RMIN(P73)
Condition that signal is accepted to
2.5 to 3.6
4
remote control receiver circuit.
tPIL(7) RES
Resetting is enabled.
2.5 to 3.6
200
Note 5-1: RMCK is an unit for the base clock (40tCYC/50tCYC/Sub-Clock) of remote control receiver circuit.
unit
tCYC
RMCK
(Note 5-1)
s
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