DS705 XILINX [Xilinx, Inc], DS705 Datasheet - Page 46

• Manufacturer Part Number: DS705
• Description: XA Spartan-3A DSP Automotive FPGA Family Data Sheet
• Manufacturer: XILINX [Xilinx, Inc]

Table 48: CCLK Output Frequency by ConfigRate Option Setting
Table 49: CCLK Output Minimum Low and High Time
Table 50: CCLK Input Low and High Time
DS705 (v1.1) January 20, 2009
Product Specification
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
T
T
T
T
Symbol
MCCL,
MCCH
CCLK1
CCLK3
CCLK6
CCLK7
CCLK8
CCLK10
CCLK12
CCLK13
CCLK17
CCLK22
CCLK25
CCLK27
CCLK33
CCLK44
CCLK50
CCLK100
SCCL,
SCCH
Symbol
Symbol
and High Time
Minimum Low
R
CCLK Low and High time
CCLK
Equivalent CCLK clock frequency
by ConfigRate setting
Description
Description
Q-Grade
I-Grade/
560 185 92.6 79.8 69.8 55.0 46.0 41.8 32.3 24.2 21.4 20.0 16.2 11.9 10.0
1
3
6
Description
(power-on value)
ConfigRate
7
Setting
100
10
12
13
17
22
25
27
33
44
50
1
3
6
7
8
www.xilinx.com
8
10
XA Spartan-3A DSP Automotive FPGA Family Data Sheet
12
Temperature
ConfigRate Setting
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
Q-Grade
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
I-Grade/
Range
13
17
22
Minimum
25
0.400
10.00
10.80
13.20
17.60
20.00
40.00
1.20
2.40
2.80
3.20
4.00
4.80
5.20
6.80
8.80
27
Min
5
33
Maximum
44
0.847
10.31
11.37
14.61
19.61
22.23
23.81
29.23
40.00
47.66
94.34
2.57
5.13
5.96
6.81
8.63
Max
∞
50
100
5.0
Units
Units
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
ns
Units
ns
46