LC87F5NC8A Datasheet, PDF (16/25 Pages) Sanyo Semicon Device – CMOS IC FROM 128K byte, RAM 4096 byte on-chip 8-bit 1-chip Microcontroller

LC87F5NC8A
2. SIO1 Serial I/O Characteristics (Note 4-2-1)
Parameter
Frequency
Symbol
Tsck(3)
Pins/
Remarks
SCK1(P15)
Conditions
• See Fig. 6.
Low level
pulse width
High level
pulse width
Frequency
tSCKL(3)
tSCKH(3)
tSCK(4)
Low level
pulse width
High level
pulse width
Data setup time
tSCKL(4)
tSCKH(4)
tsDI(2)
Data hold time
thDI(2)
SCK1(P15)
• CMOS output selected.
• See Fig. 6.
SI1(P14),
SB1(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
min
2
1
1
2
0.03
0.03
Output delay
tdD0(4)
SO1(P13), • Must be specified with respect to
time
SB1(P14)
falling edge of SIOCLK
• Must be specified as the time to
the beginning of output state
2.2 to 5.5
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
1/2
1/2
(1/3)tCYC
+0.05
unit
tCYC
tSCK
µs
No.A0929-16/25