EP2S15 ALTERA [Altera Corporation], EP2S15 Datasheet - Page 186

• Manufacturer Part Number: EP2S15
• Description: Stratix II Device Family
• Manufacturer: ALTERA [Altera Corporation]

Timing Model
5–50
Stratix II Device Handbook, Volume 1
Note to
(1)
Clock skew adder
EP2S15, EP2S30,
EP2S60
Clock skew adder
EP2S90
Clock skew adder
EP2S130
Clock skew adder
EP2S180
Table 5–68. Clock Network Specifications
This is in addition to intra-clock network skew, which is modeled in the Quartus II software.
Table
(1)
(1)
(1)
(1)
Name
5–68:
Inter-clock network, same side
Inter-clock network, entire chip
Inter-clock network, same side
Inter-clock network, entire chip
Inter-clock network, same side
Inter-clock network, entire chip
Inter-clock network, same side
Inter-clock network, entire chip
Clock Network Skew Adders
The Quartus II software models skew within dedicated clock networks
such as global and regional clocks. Therefore, intra-clock network skew
adder is not specified.
two clock networks driving registers in the IOE.
Description
Table 5–68
specifies the clock skew between any
Min
Typ
Altera Corporation
±100
±110
±125
±150
Max
±50
±55
±63
±75
May 2007
Unit
ps
ps
ps
ps
ps
ps
ps
ps