BECKHOFF CB4055 User Manual
Page 19
Memory
Chapter: Connectors
Beckhoff New Automation Technology CB4055
page 19
Description
Name
Pin
Name
Description
data 18
DQ18
51
52
DQ23
data 23
data 19
DQ19
53
54
GND
ground
ground
GND
55
56
DQ28
data 28
data 24
DQ24
57
58
DQ29
data 29
data 25
DQ25
59
60
GND
ground
ground
GND
61
62
DQS3#
data strobe 3 -
data mask 3
DQM3
63
64
DQS3
data strobe 3 +
ground
GND
65
66
GND
ground
data 26
DQ26
67
68
DQ30
data 30
data 27
DQ27
69
70
DQ31
data 31
ground
GND
71
72
GND
ground
clock enables 0
CKE0
73
74
CKE1
clock enables 1
1.5 volt supply
1.5V
75
76
1.5V
1.5 volt supply
reserved
N/C
77
78
(A15)
reserved
SDRAM bank 2
BA2
79
80
A14
address 14
1.5 volt supply
1.5V
81
82
1.5V
1.5 volt supply
address 12 (burst chop)
A12/BC#
83
84
A11
address 11
address 9
A9
85
86
A7
address 7
1.5 volt supply
1.5V
87
88
1.5V
1.5 volt supply
address 8
A8
89
90
A6
address 6
address 5
A5
91
92
A4
address 4
1.5 volt supply
1.5V
93
94
1.5V
1.5 volt supply
address 3
A3
95
96
A2
address 2
address 1
A1
97
98
A0
address 0
1.5 volt supply
1.5V
99
100
1.5V
1.5 volt supply
Clock 0 +
CK0
101
102
CK1
clock 1 +
Clock 0 -
CK0#
103
104
CK1#
clock 1 -
1.5 volt supply
1.5V
105
106
1.5V
1.5 volt supply
address 10 (auto precharge) A10/AP
107
108
BA1
SDRAM bank 1
SDRAM Bank 0
BA0
109
110
RAS#
row address strobe
1.5 volt supply
1.5V
111
112
1.5V
1.5 volt supply
write enable
WE#
113
114
S0#
chip select 0
column address strobe
CAS#
115
116
ODT0
on die termination 0
1.5 volt supply
1.5V
117
118
1.5V
1.5 volt supply
address 13
A13
119
120
ODT1
on die termination 1
Chip Select 1
S1#
121
122
N/C
reserved
1.5 volt supply
1.5V
123
124
1.5V
1.5 volt supply
reserved
(TEST)
125
126
REF-CA
reference current
ground
GND
127
128
GND
ground
data 32
DQ32
129
130
DQ36
data 36
data 33
DQ33
131
132
DQ37
data 37
ground
GND
133
134
GND
ground
data strobe 4 -
DQS4#
135
136
DQM4
data mask 4
data strobe 4 +
DQS4
137
138
GND
ground
ground
GND
139
140
DQ38
data 38
data 34
DQ34
141
142
DQ39
data 39
data 35
DQ35
143
144
GND
ground
ground
GND
145
146
DQ44
data 44
data 40
DQ40
147
148
DQ45
data 45
data 41
DQ41
149
150
GND
ground
ground
GND
151
152
DQS5#
data strobe 5 -
data mask 5
DQM5
153
154
DQS5
data strobe 5 +
ground
GND
155
156
GND
ground
data 42
DQ42
157
158
DQ46
data 46
data 43
DQ43
159
160
DQ47
data 47