LTC2974 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC2974' PDF : 32 Pages View PDF
APPLICATIONS INFORMATION
Table 5. STATUS Register C (02h) - Read
BIT NAME
OPERATION
C7 POWER Overvalue Present Indicates POWER Overvalue When POWER is > Maximum Power Threshold;
1 = POWER Overvalue,
0 = POWER Not Overvalue
C6 POWER Undervalue Present Indicates POWER Undervalue When POWER is < Minimum Power Threshold;
1 = POWER Undervalue,
0 = POWER Not Undervalue
C5 ΔSENSE Overvalue Present Indicates ΔSENSE Overvalue When ΔSENSE is > Maximum ΔSENSE Threshold;
1 = ΔSENSE Overvalue,
0 = ΔSENSE Not Overvalue
C4 ΔSENSE Undervalue Present Indicates ΔSENSE Undervalue When ΔSENSE is < Minimum ΔSENSE Threshold;
1 = ΔSENSE Undervalue,
0 = ΔSENSE Not Undervalue
C3 VIN Overvalue Present
C2 VIN Undervalue Present
C1 ADIN Overvalue Present
Indicates VIN Overvalue When VIN is > Maximum VIN Threshold;
1 = VIN Overvalue,
0 = VIN Not Overvalue
Indicates VIN Undervalue When VIN is < Minimum VIN Threshold;
1 = VIN Undervalue,
0 = VIN Not Undervalue
Indicates ADIN Overvalue When ADIN is > Maximum ADIN Threshold;
1 = ADIN Overvalue,
0 = ADIN Not Overvalue
C0 ADIN Undervalue Present
Indicates ADIN Undervalue When ADIN is < Minimum ADIN Threshold;
1 = ADIN Undervalue,
0 = ADIN Not Undervalue
LTC2945
Table 6. FAULT Register D (03h) - Read/Write
BIT NAME
OPERATION
D7 POWER Overvalue Fault
Occurred
Indicates POWER Overvalue Fault When POWER was > Maximum Power Threshold;
1 = POWER Overvalue Fault Occurred,
0 = No POWER Overvalue Faults
D6 POWER Undervalue Fault
Occurred
Indicates POWER Undervalue Fault When POWER was < Minimum Power Threshold;
1 = POWER Undervalue Fault Occurred,
0 = No POWER Undervalue Faults
D5 ΔSENSE Overvalue Fault
Occurred
Indicates ΔSENSE Overvalue Fault When ΔSENSE was > Maximum ΔSENSE Threshold;
1 = ΔSENSE Overvalue Fault Occurred,
0 = No ΔSENSE Overvalue Faults
D4 ΔSENSE Undervalue Fault Indicates ΔSENSE Undervalue Fault When ΔSENSE was < Minimum ΔSENSE Threshold;
Occurred
1 = ΔSENSE Undervalue Fault Occurred,
0 = No ΔSENSE Undervalue Faults
D3 VIN Overvalue Fault
Occurred
D2 VIN Undervalue Fault
Occurred
D1 ADIN Overvalue Fault
Occurred
Indicates VIN Overvalue Fault When VIN was > Maximum VIN Threshold;
1 = VIN Overvalue Fault Occurred,
0 = No VIN Overvalue Faults
Indicates VIN Undervalue Fault When VIN was < Minimum VIN Threshold;
1 = VIN Undervalue Fault Occurred,
0 = No VIN Undervalue Faults
Indicates ADIN Overvalue Fault When ADIN was > Maximum ADIN Threshold;
1 = ADIN Overvalue Fault Occurred,
0 = No ADIN Overvalue Faults
D0 ADIN Undervalue Fault
Occurred
Indicates ADIN Undervalue Fault When ADIN was < Minimum ADIN Threshold;
1 = ADIN Undervalue Fault Occurred,
0 = No ADIN Undervalue Faults
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