71M6541D Datasheet, PDF (155/166 Pages) Maxim Integrated Products – 0.1% Accuracy Over 2000:1 Current Range Energy Meter ICs

6.7 Package Markings
71M6541D/F/G and 71M6542F/G Data Sheet
1
48
2
47
3
46
4
45
5
44
6
7
71M6541D-
43
42
8
9
IGT.428AB
41
40
10
104224TH
39
11
38
12
37
13
36
14
35
15
34
16
33
1
75
2
74
3
73
4
72
5
71
6
70
7
69
8
68
9
67
10
11
71M6542G-IGT
66
65
12
13
110124TK
64
63
14
62
15
16
445AP
61
60
17
59
18
58
19
57
20
56
21
55
22
54
23
53
24
52
25
51
Figure 49. Package Markings (Examples)
Figure 49 provides an example of the package markings for the 64-pin and 100-pin packages. Package
markings comprise three lines of text and are as described in Table 117 and Table 118 below.
Line No.
1
2
3
Table 117. 71M6541 Package Markings
Markings
Description
71M6541D-
IGT.428AB
Part number (‘IGT’ wraps to the next line)
Refer to Table 122.
The five characters to the right of the dot
(i.e., 428AB) are the lot code.
104224TH
The first four digits to the left are the year
and week of manufacture as YYWW. In
this example, the date code is 1042 which
represents year 2010, week 42.
The last four characters (i.e., 24TH) are
reserved for Maxim internal use only.
Line No.
1
2
3
Table 118. 71M6542 Package Markings
Markings
Description
71M6542G-IGT Part number. Refer to Table 122.
110124TK
The first four digits to the left are the year
and week of manufacture as YYWW. In
this example, the date code is 1101 which
represents year 2011, week 1.
The last four characters (i.e., 24TK) are
reserved for Maxim internal use only.
445AP
A five character lot code.