LC87F7LC8A Datasheet, PDF (17/25 Pages) Sanyo Semicon Device – CMOS IC FROM 128K byte, RAM 4096 byte on-chip 8-bit 1-chip Microcontroller

LC87F7LC8A
2. SIO1 Serial I/O Characteristics (Note 4-2-1)
Parameter
Frequency
Low level
pulse width
High level
pulse width
Frequency
Low level
pulse width
High level
pulse width
Data setup time
Data hold time
Symbol
tSCK(3)
tSCKL(3)
tSCKH(3)
tSCK(4)
tSCKL(4)
tSCKH(4)
tsDI(2)
thDI(2)
Pin/Remarks
SCK1(P15)
Conditions
See Fig. 6.
SCK1(P15)
• CMOS output selected
• See Fig. 6.
SB1(P14),
SI1(P14)
• Must be specified with
respect to rising edge of
SIOCLK.
• See Fig. 6.
VDD[V]
2.2 to 5.5
2.2 to 5.5
2.2 to 5.5
2.2 to 5.5
min
2
1
1
2
0.03
0.03
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
2.2 to 5.5
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.
Specification
typ
max
unit
tCYC
1/2
tSCK
1/2
μs
(1/3)tCYC
+0.05
No.A0835-17/25