ACT™ 2 Family FPGAs
176-Pin TQFP
Pin Number A1240A Function A1280A Function
Pin Number A1240A Function A1280A Function
1
GND
MODE
NC
GND
MODE
NC
101
103
106
107
108
109
110
111
112
113
114
115
116
121
124
125
126
133
135
136
140
143
144
145
147
151
152
154
155
156
158
160
161
165
166
168
170
173
175
NC
NC
2
NC
I/O
8
GND
NC
GND
I/O
10
11
13
18
19
20
22
23
24
25
26
27
28
29
33
37
38
45
52
54
55
57
61
64
66
67
68
74
77
78
80
82
86
89
96
97
NC
I/O
NC
I/O
NC
I/O
NC
VCC
GND
I/O
GND
VCC
GND
VCC
VCC
NC
GND
VCC
GND
VCC
VCC
I/O
GND
NC
NC
I/O
NC
I/O
GND
NC
GND
VCC
VCC
I/O
NC
I/O
VCC
NC
NC
VCC
NC
NC
NC
I/O
NC
I/O
VCC
NC
VCC
I/O
NC
I/O
NC
NC
NC
NC
GND
SDI, I/O
NC
GND
SDI, I/O
I/O
NC
I/O
NC
NC
GND
NC
GND
VCC
I/O
NC
VCC
I/O
NC
NC
NC
I/O
NC
I/O
NC
NC
NC
NC
NC
I/O
NC
I/O
NC
I/O
NC
I/O
PRA, I/O
CLKA, I/O
VCC
GND
CLKB, I/O
PRB, I/O
NC
PRA, I/O
CLKA, I/O
VCC
GND
CLKB, I/O
PRB, I/O
I/O
NC
I/O
GND
VCC
NC
GND
VCC
I/O
NC
NC
NC
I/O
NC
I/O
NC
NC
NC
VCC
I/O
NC
I/O
NC
NC
I/O
GND
NC
GND
I/O
NC
VCC
I/O
NC
NC
I/O
DCLK, I/O
DCLK, I/O
Notes:
1. NC: Denotes No Connection
2. All unlisted pin numbers are user I/Os.
3. MODE pin should be terminated to GND through a 10K resistor to enable Actionprobe usage, otherwise it can be terminated directly to GND.
v4.0
31
ACTEL [ Actel Corporation ]
