Timing Model
Table 6–48. M4K Block Internal Timing Microparameters (Part 2 of 2)
-5 Speed Grade -6 Speed Grade -7 Speed Grade
Symbol
Unit
Min
Max
571
Min
Max
635
Min
Max
729
tM4KDATACO1
tM4KDATACO2
tM4KCLKHL
tM4KCLR
ns
ns
ns
ns
3,984
4,507
5,182
150
170
167
189
192
255
Table 6–49. M-RAM Block Internal Timing Microparameters
-5 -6 -7
Symbol
Unit
Min
Max
4,364
3,654
Min
Max
4,838
4,127
Min
Max
5,562
4,746
tMRAMRC
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
tMRAMWC
tMRAMWERESU
tMRAMWERH
tMRAMDATASU
tMRAMDATAH
25
18
25
18
25
18
25
18
25
18
25
18
25
20
25
20
25
20
25
20
25
20
25
20
28
23
28
23
28
23
28
23
28
23
28
23
tMRAMWADDRASU
tMRAMWADDRH
tMRAMRADDRASU
tMRAMRADDRH
tMRAMDATABSU
tMRAMDATABH
tMRAMADDRBSU
tMRAMADDRBH
tMRAMDATACO1
tMRAMDATACO2
tMRAMCLKHL
1,038
4,362
1,053
4,939
1,210
5,678
270
135
300
150
345
172
tMRAMCLR
6–34
Stratix GX Device Handbook, Volume 1
Altera Corporation
August 2005
ALTERA [ ALTERA CORPORATION ]
