Datasheet

Truth table VNI8200XP
18/40 DocID15234 Rev 6
8 Truth table
Table 12. Truth table
Condition Input Output
SPI
Status
bit
Fault Twarn
Power
Good
Normal operation
High On Reset High High High
Low Off Reset High High High
Junction overtemperature
High Off Set Low X X
Low Off Set
(1)
High X X
Case overtemperature
High Off Set
(1)
XLowX
Low Off Set
(1)
X Low
(1)
1. This signal becomes high after the temperature falls below the reset threshold.
X
Undervoltage
High Off Reset X X X
Low Off Reset X X X
Power Good
High On Set
(2)
2. If fault expires, the reset condition occurs after SPI communication, otherwise it is set again.
High High Low
Low Off Set
(2)
High High Low