MB3793-45 Datasheet, PDF (7/28 Pages) Fujitsu Component Limited. – POWER-VOLTAGE MONITORING IC WITH WATCHDOG TIMER

MB3793-45
2. AC Characteristics
Parameter
Symbol Conditions
Power-on reset hold time
Watchdog timer monitoring time
Watchdog timer reset time
CK input pulse duration
CK input pulse cycle
Rising
Reset (RESET) output transition time
Falling
tPR
tWD
tWR
tCKW
tCKT
tr*
tf*
CTP = 0.1 μF
CTW = 0.01 μF
CTP = 0.1 μF
CTP = 0.1 μF
⎯
⎯
CL = 50 pF
CL = 50 pF
*: The voltage range is 10% to 90% at testing the reset output transition time.
(VCC = +5 V, Ta = +25°C)
Value
Unit
Min Typ Max
80
130 180 ms
7.5
15
22.5 ms
5
10
15 ms
500
⎯
⎯ ns
20
⎯
⎯ μs
⎯
⎯
500 ns
⎯
⎯
500 ns
DS04-27405-2E
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