MB86296 Datasheet, PDF (342/352 Pages) Fujitsu Component Limited. – PCI Graphics Controller Specification

FUJITSU LIMITED PRELIMINARY AND CONFIDENTIAL
(5) External SDRAM capacitance case 5
External SDRAM capacitance
SDRAM x4
Total capacitance
Unit
MCLKO
17.3pF (DRAM CLK 2.5pF x4, Board pattern 5pF) pF
MA,MRAS,MCAS,MWE 15.0pF (DRAM A.DQM 2.5pF x4, Board pattern 5pF) pF
MD,DQM
9.0pF (DRAM D 4pF, Board pattern 5pF)
pF
Output signals
Parameter
Symbol Condition
Rating *1
Min. Typ. Max.
Unit
MCLKI signal delay time against
MCLKO
tDID
0
3.9 ns
MA, MRAS, MCAS, MWE
Access time
tMAD
1.0
5.2 ns
MDQM Access time
tMDQMD
1.0
5.0 ns
MD Output access time
tMDOD
1.0
5.0 ns
(6) External SDRAM capacitance case 6
External SDRAM capacitance
SDRAM x4
Total capacitance
Unit
MCLKO
36.8pF (DRAM CLK 4.0pF x4, Board pattern 15pF) pF
MA,MRAS,MCAS,MWE 35.0pF (DRAM A.DQM 5pF x4, Board pattern 15pF) pF
MD,DQM
21.5pF (DRAM D 6.5pF, Board pattern 15pF)
pF
Output signals
Parameter
Symbol Condition
Rating *1
Min. Typ. Max.
Unit
MCLKI signal delay time against
MCLKO
tDID
0
3.4 ns
MA, MRAS, MCAS, MWE
Access time
tMAD
1.2
5.7 ns
MDQM Access time
tMDQMD
1.0
5.3 ns
MD Output access time
tMDOD
1.0
5.3 ns
(7) External SDRAM capacitance case 7
External SDRAM capacitance
SDRAM x1
Total capacitance
Unit
MB86296S<Coral-PA>
332
Specification Manual Rev0.1