Video Memory - BCM Advanced Research IN440EX User Manual

1152x864 47 44.8 65.0
1152x864 60 54.9 80.0
1152x864 70 66.1 100
1152x864 75 75.1 110
1152x864 80 75.1 110
1152x864 85 77.1 121.5
1280x102 43 50.0 80.0
4
1280x102 47 50.0 80.0
4
1280x102 60 69.3 110
4
1280x102 70 74.6 126
4
1280x102 74 78.8 135
4
1280x102 75 79.9 135
4

Video Memory

The system's video memory consists of SGRAM only. In it's standard configuration,
the system will have two 256K/512Kx32 SGRAM chips soldered on the board to give
a total of 2MB/4MB.
Pin # Description
1 GND
3 VMD63
5 VMD61
7 VMD59
9 VMD57
11 VCC
13 VMD55
15 VMD53
17 VMD51
19 VMD49
21 GND
23 DQM#7
25 DQM#5
27 VCC
29 VMD47
31 VMD45
33 VMD43
35 VMD41
37 GND
39 VMD39
41 VMD37
43 VMD35
BCM Advanced Research
√ √
- - -
√ √
- - -
- - - - -
- - - - -
- - - - -
- - - - -
√
- - - -
√
- - - -
- - - - -
- - - - -
- - - - -
- - - - -
Table 2.10. SO-DIMM Video Memory Module Connector Pinout
Pin # Description
2 GND
4 VMD62
6 VMD60
8 VMD58
10 VMD56
12 VCC
14 VMD54
16 VMD52
18 VMD50
20 VMD48
22 GND
24 DQM#6
26 DQM#4
28 VCC
30 VMD46
32 VMD44
34 VMD42
36 VMD40
38 GND
40 VMD38
42 VMD36
44 VMD34
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
√ √ √
- - -
Pin # Description
73 MCK
75 VCC
77 NC
79 GND
81 VMA9
83 VMA7
85 GND
87 VMA5
89 VMA3
91 VMA1
93 VCC
95 VMD31
97 VMD29
99 VMD27
101 VMD25
103 GND
105 VMD23
107 VMD21
109 VMD19
111 VMD17
113 VCC
115 DQM#3
40
√ √ √ √
√ √ √
-
√ √ √
-
√ √ √
-
√ √ √
-
√ √ √
-
√ √ √
-
√ √ √
-
√ √ √
-
√ √ √
-
√ √
- -
√ √
- -
Pin # Description
74 MCK
76 VCC
78 NC
80 GND
82 VMA8
84 VMA6
86 GND
88 VMA4
90 VMA2
92 VMA0
94 VCC
96 VMD30
98 VMD28
100 VMD26
102 VMD24
104 GND
106 VMD22
108 VMD20
110 VMD18
112 VMD16
114 VCC
116 DQM#2