Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- AVAILABLE OPTIONS
- DESCRIPTION (continued)
- FUNCTION/TRUTH TABLES
- FUNCTION/TRUTH TABLES
- DETAILED DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- DISSIPATION RATING TABLE
- RECOMMENDED OPERATING CONDITIONS
- ELECTRICAL CHARACTERISTICS
- TIMING REQUIREMENTS
- SWITCHING CHARACTERISTICS
- TYPICAL CHARACTERISTICS
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FUNCTION/TRUTH TABLES
FUNCTION/TRUTH TABLES
_
+
_
+
R4
R3
SENSE1
SENSE2
GND
WDI
PFO
RESET
TPS3306
R2
R1
_
+
PFI
V
DD
Reference
Voltage
of1.25V
Transition
Detection
Oscillator
Watchdog
Logic+Timer
RESET
Logic+Timer
40kW
TPS3306-15
TPS3306-18 , TPS3306-20
TPS3306-25 , TPS3306-33
SLVS290C – APRIL 2000 – REVISED DECEMBER 2006
SENSE1 > V
IT1
SENSE2 > V
IT2
RESET
0 0 L
0 1 L
1 0 L
1 1 H
PFI > V
IT
PFO
0 L
1 H
FUNCTIONAL BLOCK DIAGRAM
3
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