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XC3SD3400A-4FGG676C Datasheet, PDF (35/101 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)
Package Type
Signal Standard
(IOSTANDARD)
CS484, FG676
Top, Bottom Left, Right
(Banks 0, 2) (Banks 1, 3)
Single-Ended Standards
LVTTL
Slow
2
60
60
4
41
41
6
29
29
8
22
22
12
13
13
16
11
11
24
9
9
Fast
2
10
10
4
6
6
6
5
5
8
3
3
12
3
3
16
3
3
24
2
2
QuietIO 2
80
80
4
48
48
6
36
36
8
27
27
12
16
16
16
13
13
24
12
12
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)
LVCMOS33
Slow
2
76
76
4
46
46
6
27
27
8
20
20
12
13
13
16
10
10
24
–
9
Fast
2
10
10
4
8
8
6
5
5
8
4
4
12
4
4
16
2
2
24
–
2
QuietIO 2
76
76
4
46
46
6
32
32
8
26
26
12
18
18
16
14
14
24
–
10
DS610 (v3.0) October 4, 2010
www.xilinx.com
Product Specification
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