LC87F2924B Datasheet, PDF (20/28 Pages) Sanyo Semicon Device – CMOS IC FROM 26K byte, RAM 768 byte on-chip 8-bit 1-chip Microcontroller

LC87F2924B
2. SIO1 Serial I/O Characteristics (Note 4-2-1)
Parameter
Frequency
Symbol
tSCK(3)
Pin/Remarks
Conditions
SCK1(P15)
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)
• 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
min
2
Specification
typ
max
1
1
2
1/2
1/2
unit
tCYC
tSCK
2.2 to 5.5
0.03
2.2 to 5.5
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.
μs
(1/3)tCYC
+0.05
No.A1211-20/28