Datasheet

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R4
R2
R1
R3
Reference
Voltage
of 1.25V
RESET
Logic + Timer
Oscillator
14 kΩ
V
DD
MR
SENSE 1
SENSE 2
GND
SENSE 3
RESET
RESET
TPS3307
t
d
t
d
t
d
RESET Because of SENSE Below V
IT
RESET Because of MR
RESET Because of SENSE Below V
IT–
RESET Because of SENSE Below V
IT–
SENSEn
V
(nom)
V
IT–
MR
1
0
1
0
RESET
t
t
t
TPS3307-18 , TPS3307-25 , TPS3307-33
SLVS199C – DECEMBER 1998 – REVISED DECEMBER 2006
Functional Block Diagram
Timing Diagram
3
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