LC866548 Datasheet, PDF (19/21 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller

LC866548/40/32/28/24A
Power supply
RES
Reset time
VDD
VDD limit
0V
Internal RC
resonator oscillation
CF1, CF2
XT1, XT2
tmsCF
tssXtal
Operation mode Unfixed
Reset
Instruction
execution mode Instruction execution mode
OCR6=1
< Reset time and oscillation stabilizing time. >
HOLD release signal
Internal RC
resonator oscillation
CF1, CF2
XT1, XT2
Valid
tmsCF
tssXtal
Operation mode HOLD
Instruction execution mode
< HOLD release signal and oscillation stabilizing time. >
Figure 3 Oscillation stable time
VDD
RES
RRES
CRES
(Note)
Fix the value of CRES, RRES that is
sure to reset until 200µs, after Power
supply has been over inferior limit of
supply voltage.
Figure 4 Reset circuit
No.6700-19/21