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XC3SD3400A-4FGG676C Datasheet, PDF (36/101 Pages) Xilinx, Inc – Spartan-3A DSP FPGA Family Data Sheet
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Spartan-3A DSP FPGA Family: DC and Switching Characteristics
Table 28: Recommended Simultaneously Switching
Outputs per VCCO/GND Pair (VCCAUX = 3.3V) (Cont’d)
Package Type
Signal Standard
(IOSTANDARD)
CS484, FG676
Top, Bottom Left, Right
(Banks 0, 2) (Banks 1, 3)
LVCMOS25
Slow
2
76
76
4
46
46
6
33
33
8
24
24
12
18
18
16
–
11
24
–
7
Fast
2
18
18
4
14
14
6
6
6
8
6
6
12
3
3
16
–
3
24
–
2
QuietIO 2
76
76
4
60
60
6
48
48
8
36
36
12
36
36
16
–
36
24
–
8
Table 28: Recommended Simultaneously Switching
Outputs per VCCO/GND Pair (VCCAUX = 3.3V) (Cont’d)
Package Type
Signal Standard
(IOSTANDARD)
CS484, FG676
Top, Bottom Left, Right
(Banks 0, 2) (Banks 1, 3)
LVCMOS18
Slow
2
64
64
4
34
34
6
22
22
8
18
18
12
–
13
16
–
10
Fast
2
18
18
4
9
9
6
7
7
8
4
4
12
–
4
16
–
3
QuietIO 2
64
64
4
64
64
6
48
48
8
36
36
12
–
36
16
–
24
LVCMOS15
Slow
2
55
55
4
31
31
6
18
18
8
–
15
12
–
10
Fast
2
25
25
4
10
10
6
6
6
8
–
4
12
–
3
QuietIO 2
70
70
4
40
40
6
31
31
8
–
31
12
–
20
DS610 (v3.0) October 4, 2010
www.xilinx.com
Product Specification
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