LC87FBL08A Datasheet, PDF (17/28 Pages) Sanyo Semicon Device – 8K-byte FROM and 256-byte RAM integrated 8-bit 1-chip Microcontroller

LC87FBL08A
SIO1 Serial I/O Characteristics at Ta = -40°C to +85°C, VSS1 = VSS2 = 0V (Note 4)
Parameter
Frequency
Symbol
tSCK(3)
Pin/
Remarks
SCK1(P15)
Conditions
• See Fig. 5.
VDD[V]
Low level
pulse width
tSCKL(3)
2.7 to 5.5
High level
tSCKH(3)
pulse width
Frequency
tSCK(4)
SCK1(P15) • CMOS output selected
Low level
pulse width
tSCKL(4)
• See Fig. 5.
2.7 to 5.5
High level
tSCKH(4)
pulse width
Data setup time
tsDI(2)
SB1(P14), • Must be specified with
Data hold time
thDI(2)
SI1(P14)
respect to rising edge of
SIOCLK.
2.7 to 5.5
• See Fig. 5.
Output delay time tdD0(4)
SO1(P13), • Must be specified with respect to
SB1(P14)
falling edge of SIOCLK.
• Must be specified as the time to
the beginning of output state
2.7 to 5.5
change in open drain output
mode.
• See Fig. 5.
Note 4: These specifications are theoretical values. Add margin depending on its use.
min
2
1
1
2
(1/3)tCYC
+0.01
0.01
Specification
typ
max
1/2
1/2
(1/2)tCYC
+0.05
unit
tCYC
tSCK
μs
Pulse Input Conditions at Ta = -40°C to +85°C, VSS1 = VSS2 = 0V
Parameter
High/low level
pulse width
Symbol
Pin/Remarks
Conditions
tPIH(1)
tPIL(1)
tPIH(2)
tPIL(2)
tPIH(3)
tPIL(3)
tPIH(4)
tPIL(4)
tPIL(5)
INT0(P70),
INT1(P71),
INT2(P72),
INT4(P20 to P21),
INT5(P30 to P31)
INT3(P73) when noise
filter time constant is
1/1
INT3(P73) when noise
filter time constant is
1/32
INT3(P73) when noise
filter time constant is
1/128
RES
• Interrupt source flag can be set.
• Event inputs for timer 0 or 1 are
enabled.
• Interrupt source flag can be set.
• Event inputs for timer 0 are
enabled.
• Interrupt source flag can be set.
• Event inputs for timer 0 are
nabled.
• Interrupt source flag can be set.
• Event inputs for timer 0 are
enabled.
• Resetting is enabled.
Specification
VDD[V]
min
typ
max
unit
2.7 to 5.5
1
2.7 to 5.5
2
2.7 to 5.5
64
2.7 to 5.5
256
2.7 to 5.5
200
tCYC
μs
No.A1955-17/28