Top Side Memory Expansion Connector (J1); Table 6-4 Ram500 Top Side Connector (J1) Pin Assignments - Motorola CPCI-6020 Installation And Use Manual

Top Side Memory Expansion Connector (J1)

6.5.2 Top Side Memory Expansion Connector (J1)
The top side memory expansion connector is a 140-pin AMP 0.6 mm Free Height receptacle.
This receptacle includes common ground contacts that mate with standard AMP plug
assemblies or AMP GIGA assemblies with ground plates. A single memory module will have
one bank of SDRAM for a maximum of 256 MB of memory. The pin assignments for this
connector are as follows:

Table 6-4 RAM500 Top Side Connector (J1) Pin Assignments

Pin Signal
1 GND*
3 DQ00
5 DQ02
7 DQ04
9 DQ06
11 +3.3 V
13 DQ08
15 DQ10
17 DQ12
19 DQ14
21 GND*
23 DQ16
25 DQ18
27 DQ20
29 DQ22
31 +3.3 V
33 DQ24
35 DQ26
37 DQ28
39 DQ30
41 GND*
43 DQ32
45 DQ34
47 DQ36
49 DQ38
51 +3.3 V
53 DQ40
55 DQ42
57 DQ44
CPCI-6020 CompactPCI Single Board Computer Installation and Use (6806800A51C)
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RAM500 Memory Expansion Module
Signal
GND*
DQ01
DQ03
DQ05
DQ07
+3.3 V
DQ09
DQ11
DQ13
DQ15
GND*
DQ17
DQ19
DQ21
DQ23
+3.3 V
DQ25
DQ27
DQ29
DQ31
GND*
DQ33
DQ35
DQ37
DQ39
+3.3 V
DQ41
DQ43
DQ45
Pin
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44
46
48
50
52
54
56
58
123