DS705 Datasheet, PDF (30/54 Pages) Xilinx, Inc – Integrated adder for complex multiply or multiply-add operation

R
XA Spartan-3A DSP Automotive FPGA Family Data Sheet
Table 29: Recommended Number of Simultaneously
Switching Outputs per V_CCO-GND Pair (V_CCAUX=3.3V)
Package Type
Signal Standard
(IOSTANDARD)
CSG484, FGG676
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
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
Table 29: Recommended Number of Simultaneously
Switching Outputs per V_CCO-GND Pair (V_CCAUX=3.3V)
Package Type
Signal Standard
(IOSTANDARD)
CSG484, FGG676
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
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
DS705 (v1.1) January 20, 2009
www.xilinx.com
Product Specification
30