
IGLOO DC and Switching Characteristics
2-96
Revision 23
Timing Characteristics
1.5 V DC Core Voltage
Figure 2-24 Output DDR Timing Diagram
11
6
1
7
2
8
3
910
45
28
3
9
tDDROREMCLR
tDDROHD1
tDDROREMCLR
tDDROHD2
tDDROSUD2
tDDROCLKQ
tDDRORECCLR
CLK
Data_R
Data_F
CLR
Out
tDDROCLR2Q
710
4
Table 2-167 Output DDR Propagation Delays
Commercial-Case Conditions: TJ = 70°C, Worst-Case VCC = 1.425 V
Parameter
Description
Std.
Units
tDDROCLKQ
Clock-to-Out of DDR for Output DDR
1.07
ns
tDDROSUD1
Data_F Data Setup for Output DDR
0.67
ns
tDDROSUD2
Data_R Data Setup for Output DDR
0.67
ns
tDDROHD1
Data_F Data Hold for Output DDR
0.00
ns
tDDROHD2
Data_R Data Hold for Output DDR
0.00
ns
tDDROCLR2Q
Asynchronous Clear-to-Out for Output DDR
1.38
ns
tDDROREMCLR
Asynchronous Clear Removal Time for Output DDR
0.00
ns
tDDRORECCLR
Asynchronous Clear Recovery Time for Output DDR
0.23
ns
tDDROWCLR1
Asynchronous Clear Minimum Pulse Width for Output DDR
0.19
ns
tDDROCKMPWH
Clock Minimum Pulse Width High for the Output DDR
0.31
ns
tDDROCKMPWL
Clock Minimum Pulse Width Low for the Output DDR
0.28
ns
FDDOMAX
Maximum Frequency for the Output DDR
250.00
MHz
Note: For specific junction temperature and voltage supply levels, refer to Table 2-6 on page 2-7 for derating values.