LC875032A Datasheet, PDF (15/25 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 32/24/16K-Byte EPROM and 640-Byte RAM On Chip

LC875032A/24A/16A
4. Serial Input/Output Characteristics at Ta=-30°C to +70°C, VSS1=VSS2=VSS3=0V
Parameter
Cycle
Symbol
tSCK(1)
Pins
SCK0(P12)
Conditions
Refer to figure 6
VDD[V]
Ratings
min. typ. max.
unit
2.5 - 6.0 2
tCYC
Low level tSCKL(1)
1
pulse width
tSCKLA(1)
1
High level
pulse width
Cycle
tSCKH(1)
tSCKHA(1)
tSCK(2)
SCK1(P15)
Refer to figure 6
1
3(SIO0)
2.5 - 6.0 2
Low level tSCKL(2)
1
pulse width
High level tSCKH(2)
1
pulse width
Cycle
tSCK(3) SCK0(P12) •Use pull-up resistor 2.5 - 6.0 4/3
(1kΩ) when output
Low level tSCKL(3)
is open drain.
pulse width
•Refer to figure 6
tSCKLA(2)
SCK0(P12)
SIO0
High level tSCKH(3)
pulse width
tSCKHA(2)
SCK0(P12)
SIO0
Cycle
tSCK(4) SCK1(P15) •CMOS output option 2.5 - 6.0 2
•Refer to figure 6
Low level tSCKL(4)
pulse width
High level tSCKH(4)
pulse width
Data set-up tsDI
SB0(P11), •Data set-up to
4.5 - 6.0 0.03
time
SB1(P14),
SI0CLK
SI0,
•Refer to figure 6
2.5 - 6.0
Data hold
thDI
SI1
4.5 - 6.0 0.03
time
2.5 - 6.0
Output delay tdD0
time
SO0(P10),
SO1(P13),
SB0(O11),
SB1(P14)
•Data set-up to
SI0CLK
•When port is open
drain: Time delay
from SI0CLK trailing
edge to the SO data
change.
•Refer to figure 6
4.5 - 6.0
2.5 - 6.0
1/2
tSCK
3/4
1/2
2
tCYC
1/2
tSCK
1/2
µs
1/3tCYC
+0.05
No.6713-15/25