HA16103 Datasheet, PDF (17/21 Pages) Hitachi Semiconductor – Watchdog Timer

HA16103 FPJ/FPK
• Low-voltage inhibit section
Low-Voltage Reset Pulse Recovery Delay vs. C_RES
Ta = 25°C
V_CC = 12 V
3m
R₁ = 30 kΩ
2m
1m
Rf ^{= 180 kΩ}
0 1000p
2000p 3000p 5000p 7000p 10000p
C _RES (F)
• Power-on and auto-reset section
Reset Low Time vs. Resistance R_R
160 m
140 m
Ta = 25°C
V_CC = 12 V
V_OUT = 5 V typ
120 m
100 m
80 m
60 m
40 m
= ^{0.22 µF}
C^R
C ^{R= 0.1 µF}
20 m
0
100 k
C R ^{= 0.047 µF}
200 k
300 k
Resistance R_R (Ω)
500 k
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