3793DC 查看數據表（PDF） - Cypress Semiconductor
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3793DC Datasheet PDF : 24 Pages
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MB3793-27D/28D/30D
7.2 AC Characteristics
Parameter
Symbol
Conditions
Min
Power-on reset hold time
tPR
CTP = 0.1 mF
30
Watchdog timer monitoring time
tWD
CTW = 0.01 mF,
CTP = 0.1 mF
8
Watchdog timer reset time
tWR
CTP = 0.1 mF
2
CK input pulse width
CK input pulse cycle
tCKW
500
tCKT
20
Reset falling time
Tf (*1)
CL = 50 pF,
Pull-up 470 k
*1: The voltage range is 10% to 90% at testing the reset output transition time.
(VCC = +3.3 V, Ta = +25C)
Value
Typ
Unit
Max
75
120
ms
16
24
ms
5.5
9
ms
ns
ms
500
ns
Document Number: 002-08488 Rev.*C
Page 8 of 24
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