Lattice Semiconductor ispMACH 4256V User Manual page 12

Figure 4. J3/J4 Header Landing Callout
J3
1 2
4 GND
5 GND
6 GND
7 GND
8 GND
9 GND
11 GND
12 GND
13 GND
14 GND
15 GND
16 GND
17 IN GND
20 IN GND
21 GND
22 GND
23 GND
24 GND
25 GND
26 GND
39 40
Figure 5. J5/J6 Header Landing Callout
J3 J4
J4
1 2
28 130
29 131
30 132
31 133
32 134
33 135
39 138
40 139
41 140
42 141
43 142
44 143
38 IN 144 IN
45 IN GND
48 NC
49 GND
50 54 CLK
51 GND
52 128 CLK
53 GND
39 40
Top Side
ispMACH 4256V Breakout Board Evaluation Kit
J3 J4
1
125
124
J5 J6
123
122
121
120
117 IN
110 IN
116
115
114
113
112
111
105
104
103
102
101
100
39
12
Top Side
J5 J6
2 1
98 VCCO_33
97 VCCO_33
96 VCCO_33
95 NC
94 NC
93 GND
92 IN 66
89 IN 67
88 68
87 69
86 70
85 71
84 72 IN
83 GND
81 58
80 59
79 60
78 61
77 62
76 63
40 39
2
GND
GND
GND
GND
VCC_EXT
GND
VCCO_EXT_0
VCCO_EXT_1
GND
NC
NC
NC
NC
NC
NC
GND
56 CLK
GND
126 CLK
GND
40