IN1232_11 Datasheet, PDF (4/7 Pages) IK Semicon Co., Ltd – POWER SUPPLY CONTROL WITH BUILT-IN WATCHDOG TIMER

I N1232
______
PBRST
t_PB
t_PDLY
V_IH
V_IL
t_RST
____
RST
RST
t_PB≥20 ms
t_PDLY≤20 ms
250 ms≤t_RST≤1000 ms
Fig. 2 – Timing diagram of forming reset signal from external PBRST control button
Invalid strob
___
ST
t _ST
Valid strob
Indeterminate strob
t _TD1 - t _TD3
MIN
MAX
RST
t_ST ≥20 нс
62.5 ms≤ t_TD1 ≤250 ms 250 ms≤ t_TD2 ≤1000 ms 500 ms≤ t_TD3 ≤2000 ms
Fig. 3 – Timing diagram : Strobe input
2011, February, Rev. 01