Analog Devices LTM4683 Manual page 39

OPERATION
STATUS_VOUT*
7 VOUT_OV Fault
6 VOUT_OV Warning
5 VOUT_UV Warning
4 VOUT_UV Fault
3 VOUT_MAX Warning
2 TON_MAX Fault
1 TOFF_MAX Warning
0 (reads 0)
(PAGED)
STATUS_IOUT
7 IOUT_OC Fault
6 (reads 0)
5 IOUT_OC Warning
4 (reads 0)
3 (reads 0)
2 (reads 0)
1 (reads 0)
0 (reads 0)
(PAGED)
STATUS_TEMPERATURE
7 OT Fault
6 OT Warning
5 (reads 0)
4 UT Fault
3 (reads 0)
2 (reads 0)
1 (reads 0)
0 (reads 0)
(PAGED)
STATUS_CML
7 Invalid/Unsupported Command
6 Invalid/Unsupported Data
5 Packet Error Check Failed
4 Memory Fault Detected
3 Processor Fault Detected
2 (reads 0)
1 Other Communication Fault
0 Other Memory or Logic Fault
STATUS_WORD
15 V
OUT
14 I
OUT
13 INPUT
12 MFR_SPECIFIC
11 POWER_GOOD#
10 (reads 0)
9 (reads 0)
8 (reads 0)
STATUS_BYTE
7 BUSY
6 OFF
5 VOUT_OV
4 IOUT_OC
3 (reads 0)
2 TEMPERATURE
1 CML
0 NONE OF THE ABOVE
MFR_COMMON
7 Chip Not Driving ALERT Low
6 Chip Not Busy
5 Internal Calculations Not Pending
4 Output Not In Transition
3 EEPROM Initialized
2 (reads 0)
1 SHARE_CLK_LOW
0 WP Pin High
MFR_INFO
15 Reserved
14 Reserved
13 Reserved
12 Reserved
11 Reserved
10 Reserved
9 Reserved
8 Reserved
7
Reserved
6 Reserved
5 Reserved
4 EEPROM ECC Status
3 Reserved
2 Reserved
1
Reserved
0 Reserved
DESCRIPTION MASKABLE
General Fault or Warning Event Yes
General Non-Maskable Event No
Dynamic No
Status Derived from Other Bits No
Figure 5. LTM4683 Status Register Summary per Controller
For more information
(PAGED)
GENERATES ALERT BIT CLEARABLE
Yes Yes
Yes Yes
No No
Not Directly No
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LTM4683
STATUS_INPUT
7 VIN_OV Fault
6 (reads 0)
5 VIN_UV Warning
4 (reads 0)
3 Unit Off for Insuffcient VIN
2 (reads 0)
1 IIN_OC Warning
0 (reads 0)
STATUS_MFR_SPECIFIC
7 Internal Temperature Fault
6 Internal Temperature Warning
5 EEPROM CRC Error
4 Internal PLL Unlocked
3 Fault Log Present
2 V UV or OV Fault
DD33
1 V Short Cycled
OUT
0 FAULT Pulled Low By External Device
(PAGED)
MFR_PADS
15 V OV Fault
DD33
14 V UV Fault
DD33
13 (reads 0)
12 (reads 0)
11 Invalid ADC Result(s)
10 SYNC Clocked by External Source
9 Channel 1 is POWER_GOOD
8 Channel 0 is POWER_GOOD
7 LTM4683 Forcing RUN1 Low
6 LTM4683 Forcing RUN0 Low
5 RUN1 Pin State
4 RUN0 Pin State
3 LTM4683 Forcing FAULTn Low
2 LTM4683 Forcing FAULTn Low
1 FAULTn Pin State
0 FAULTn Pin State
4683 F05
39
Rev. 0