Datasheet

LTC2974
72
2974fc
For more information www.linear.com/LTC2974
Table 2. Data Block Contents
DATA BYTE* DESCRIPTION
Position_last[7:0] 0 Position of fault log pointer when
fault occurred.
SharedTime[7:0] 1 41-bit share-clock counter value
when fault occurred. Counter
LSB is in 200μs increments.
SharedTime[15:8] 2
SharedTime[23:16] 3
SharedTime[31:24] 4
SharedTime[39:32] 5
SharedTime[40] 6
Mfr_vout_peak0[7:0] 7
Mfr_vout_peak0[15:8] 8
Mfr_vout_min0[7:0] 9
Mfr_vout_min0[15:8] 10
Mfr_temperature_peak0[7:0] 11
Mfr_temperature_peak0[15:8] 12
Mfr_temperature_min0[7:0] 13
Mfr_temperature_min0[15:8] 14
Mfr_iout_peak0[7:0] 15
Mfr_iout_peak0[15:8] 16
Mfr_iout_min0[7:0] 17
Mfr_iout_min0[15:8] 18
Mfr_vin_peak[7:0] 19
Mfr_vin_peak[15:8] 20
Mfr_vin_min[7:0] 21
Mfr_vin_min[15:8] 22
Mfr_vout_peak1[7:0] 23
Mfr_vout_peak1[15:8] 24
Mfr_vout_min1[7:0] 25
Mfr_vout_min1[15:8] 26
Mfr_temperature_peak1[7:0] 27
Mfr_temperature_peak1[15:8] 28
Mfr_temperature_min1[7:0] 29
Mfr_temperature_min1[15:8] 30
Mfr_iout_peak1[7:0] 31
Mfr_iout_peak1[15:8] 32
Mfr_iout_min1[7:0] 33
Mfr_iout_min1[15:8] 34
Mfr_vout_peak2[7:0] 35
Mfr_vout_peak2[15:8] 36
Mfr_vout_min2[7:0] 37
Mfr_vout_min2[15:8] 38
pMbus coMManD DescripTion
Table 2. Data Block Contents
DATA BYTE* DESCRIPTION
Mfr_temperature_peak2[7:0] 39
Mfr_temperature_peak2[15:8] 40
Mfr_temperature_min2[7:0] 41
Mfr_temperature_min2[15:8] 42
Mfr_iout_peak2[7:0] 43
Mfr_iout_peak2[15:8] 44
Mfr_iout_min2[7:0] 45
Mfr_iout_min2[15:8] 46
Mfr_vout_peak3[7:0] 47
Mfr_vout_peak3[15:8] 48
Mfr_vout_min3[7:0] 49
Mfr_vout_min3[15:8] 50
Mfr_temperature_peak3[7:0] 51
Mfr_temperature_peak3[15:8] 52
Mfr_temperature_min3[7:0] 53
Mfr_temperature_min3[15:8] 54
Mfr_iout_peak3[7:0] 55
Mfr_iout_peak3[15:8] 56
Mfr_iout_min3[7:0] 57
Mfr_iout_min3[15:8] 58
Status_vout0[7:0] 59
Status_iout0[7:0] 60
Status_mfr_specific0[7:0] 61
Status_vout1[7:0] 62
Status_iout1[7:0] 63
Status_mfr_specific1[7:0] 64
Status_vout2[7:0] 65
Status_iout2[7:0] 66
Status_mfr_specific2[7:0] 67
Status_vout3[7:0] 68
Status_iout3[7:0] 69
Status_mfr_specific3[7:0] 70
71 bytes for preamble
Fault_log [Position_last] 71
Fault_log [Position_last-1] 72
.
.
.
Fault_log [Position_last-170] 237
Reserved 238-
254