LC875J64C Datasheet, PDF (15/23 Pages) Sanyo Semicon Device – ROM 64K/56K/48K byte, RAM 2048 byte on-chip 8-bit 1-chip Microcontroller

LC875J64C/875J56C/875J48C
2. SIO1 Serial I/O Characteristics (Note 4-2-1)
Parameter
Frequency
Symbol
tSCK(3)
Pin/Remarks
Conditions
SCK1(P15)
See Fig. 6.
VDD[V]
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.
min
2
Specification
typ
max
1
1
2
1/2
1/2
0.03
0.03
unit
tCY
C
tSCK
Output delay time tdD0(4)
SO1(P13),
• Must be specified with respect
SB1(P14)
to falling edge of SIOCLK.
• Must be specified as the time
to the beginning of 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.8302-15/23