LTC2978A Datasheet, PDF (59/80 Pages) Linear Technology – 8-Channel PMBus Power System Manager Featuring Accurate Output Voltage Measurement

PMBus Command Description
BYTE BYTE
NUMBER NUMBER
DECIMAL HEX
5
05
6
06
7
07
8
08
9
09
10
0A
11
0B
12
0C
13
0D
14
0E
15
0F
16
10
17
11
18
12
19
13
20
14
21
15
22
16
23
17
24
18
25
19
26
1A
27
1B
28
1C
29
1D
30
1E
31
1F
32
20
33
21
34
22
35
23
36
24
37
25
38
26
39
27
40
28
41
29
42
2A
43
2B
DATA
SharedTime[39:32]
SharedTime[40]
Mfr_vout_peak0[7:0]
Mfr_vout_peak0[15:8]
Mfr_vout_min0[7:0]
Mfr_vout_min0[15:8]
Mfr_vout_peak1[7:0]
Mfr_vout_peak1[15:8]
Mfr_vout_min1[7:0]
Mfr_vout_min1[15:8]
Mfr_vin_peak[7:0]
Mfr_vin_peak[15:8]
Mfr_vin_min[7:0]
Mfr_vin_min[15:8]
Mfr_vout_peak2[7:0]
Mfr_vout_peak2[15:8]
Mfr_vout_min2[7:0]
Mfr_vout_min2[15:8]
Mfr_vout_peak3[7:0]
Mfr_vout_peak3[15:8]
Mfr_vout_min3[7:0]
Mfr_vout_min3[15:8]
Mfr_temp_peak[7:0]
Mfr_temp_peak[15:8]
Mfr_ temp_min[7:0]
Mfr_ temp_min[15:8]
Mfr_vout_peak4[7:0]
Mfr_vout_peak4[15:8]
Mfr_vout_min4[7:0]
Mfr_vout_min4[15:8]
Mfr_vout_peak5[7:0]
Mfr_vout_peak5[15:8]
Mfr_vout_min5[7:0]
Mfr_vout_min5[15:8]
Mfr_vout_peak6[7:0]
Mfr_vout_peak6[15:8]
Mfr_vout_min6[7:0]
Mfr_vout_min6[15:8]
Mfr_vout_peak7[7:0]
DESCRIPTION
LTC2978A
BYTE BYTE
NUMBER NUMBER
DECIMAL HEX
DATA
DESCRIPTION
44
2C
Mfr_vout_peak7[15:8]
45
2D
Mfr_vout_min7[7:0]
46
2E
Mfr_vout_min7[15:8] End of Preamble
CYCLICAL DATA LOOPS
LOOP
BYTE BYTE BYTE
NUMBER NUMBER NUMBER
DECIMAL HEX DECIMAL
DATA LOOP 0
40 BYTES PER
LOOP
47
2F
9 Read_vin[15:8]
Position_last
48
30
8 Read_vin[7:0]
49
31
7 Status_mfr1
50
32
6 Status_vout1
51
33
5 Read_vout1[15:8]
52
34
4 Read_vout1[7:0]
53
35
3 Status_mfr0
54
36
2 Status_vout0
55
37
1 Read_vout0[15:8]
56
38
0 Read_vout0[7:0]
LOOP
BYTE BYTE BYTE
NUMBER NUMBER NUMBER
DECIMAL HEX DECIMAL
DATA LOOP 1
57
39
39 Status_mfr7
58
3A
38 Status_vout7
59
3B
37 Read_vout7[15:8]
60
3C
36 Read_vout7[7:0]
61
3D
35 Status_mfr6
62
3E
34 Status_vout6
63
3F
33 Read_vout6[15:8]
64
40
32 Read_vout6[7:0]
65
41
31 Status_mfr5
66
42
30 Status_vout5
67
43
29 Read_vout5[15:8]
68
44
28 Read_vout5[7:0]
69
45
27 Status_mfr4
70
46
26 Status_vout4
71
47
25 Read_vout4[15:8]
72
48
24 Read_vout4[7:0]
73
49
23 Reserved
74
4A
22 Status_temp
40 BYTES PER
LOOP
For more information www.linear.com/LTC2978A
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