LC87F7LC8A Datasheet, PDF (24/25 Pages) Sanyo Semicon Device – CMOS IC FROM 128K byte, RAM 4096 byte on-chip 8-bit 1-chip Microcontroller

LC87F7LC8A
VDD
RRES
Note:
Determine the value of CRES and RRES so that the reset
signal is present for a period of 200μs after the supply
RES
voltage goes beyond the lower limit of the IC's operating
CRES
voltage.
Figure 5 Reset Circuit
SIOCLK:
DATAIN:
DATAOUT:
SIOCLK:
DATAIN:
DATAOUT:
SIOCLK:
DATAIN:
DATAOUT:
DI0 DI1
DI2
DI3
DI4
DI5
DI6
DI7
DI8
DO0 DO1 DO2 DO3 DO4 DO5 DO6
tSCKL
tSCK
tSCKH
DO7
Data RAM
transfer period
(SIO0 only)
DO8
tsDI
thDI
tdDO
tSCKL
tsDI
tdDO
Data RAM
transfer period
(SIO0 only)
tSCKHA
thDI
Figure 6 Serial I/O Waveforms
tPIL
tPIH
Figure 7 Pulse Input Timing Signal Waveform
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