K7R641884M SAMSUNG [Samsung semiconductor], K7R641884M Datasheet - Page 16
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K7R641884M
Manufacturer Part Number
K7R641884M
Description
2Mx36 & 4Mx18 QDRTM II b4 SRAM
Manufacturer
SAMSUNG [Samsung semiconductor]
Datasheet
1.K7R641884M.pdf
(18 pages)
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K7R643684M
BOUNDARY SCAN EXIT ORDER
K7R641884M
ID REGISTER DEFINITION
Note : Part Configuration
SCAN REGISTER DEFINITION
Note: 1. NC pins are read as "X" ( i.e. don t care.)
/def=011 for 72Mb, /wx=11 for x36, 10 for x18
/t=1 for DLL Ver., 0 for non-DLL Ver. /q=1 for QDR, 0 for DDR /b=1 for 4Bit Burst, 0 for 2Bit Burst /s=1 for Separate I/O, 0 for Common I/O
ORDER
2Mx36
4Mx18
2Mx36
4Mx18
Part
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
11
1
2
3
4
5
6
7
8
9
Part
Revision Number
Instruction Register
PIN ID
10N
10M
11M
10G
11P
10P
11N
11K
10K
11H
11G
10F
11E
10E
11L
10L
10J
11F
11J
9M
9G
6R
6P
6N
7P
7N
7R
8R
8P
9R
9P
9N
9K
9F
9L
9J
(31:29)
000
000
3 bits
3 bits
ORDER
00def0wx0t0q0b0s0
00def0wx0t0q0b0s0
Part Configuration
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
Bypass Register
(28:12)
1 bit
1 bit
- 16 -
2Mx36 & 4Mx18 QDR
PIN ID
10D
10C
11D
11B
11C
10B
11A
10A
9C
9D
7C
6C
5C
1C
3D
3C
1D
9E
9B
9A
8B
8A
7A
7B
6B
6A
5B
5A
4A
4B
3A
2A
1A
2B
3B
1B
Samsung JEDEC Code
ID Register
00001001110
00001001110
32 bits
32 bits
(11: 1)
ORDER
100
101
102
103
104
105
106
107
108
109
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
TM
Boundary Scan
Preliminary
II b4 SRAM
109 bits
109 bits
Start Bit(0)
Internal
PIN ID
1G
3G
2G
1M
3M
2M
2C
3E
2D
2E
1E
1H
3K
2K
1K
3N
1N
3P
2N
2P
1P
3R
4R
4P
5P
5N
5R
1
1
2F
3F
1F
1J
2J
3J
2L
3L
1L
Oct. 2004
Rev 0.5