MB86296 Datasheet, PDF (339/352 Pages) Fujitsu Component Limited. – PCI Graphics Controller Specification

FUJITSU LIMITED PRELIMINARY AND CONFIDENTIAL
15.5.5 Graphics memory interface
An assumed external capacitance
Parameter
An assumed external capacitance
Unit
Min
Typ
Max
Board pattern
5.0
15.0
pF
SDRAM (CLK)
2.5
4.0
pF
SDRAM (D)
4.0
6.5
pF
SDRAM (A, DQM)
2.5
5.0
pF
Clock
Parameter
Symbol Condition _Min.
Rating
Typ. Max.
Unit
MCLKO Frequency
fMCLKO
*1 MHz
MCLKO H- width
tHMCLKO
1.0
ns
MCLKO L-width
tLMCLKO
1.0
ns
MCLKI Frequency
fMCLKI
*1 MHz
MCLKI H-width
tHMCLKI
1.0
ns
MCLKI L-width
tLMCLKI
1.0
ns
*1 For the bus-asynchronous mode, the frequency is 1/3 of the oscillation frequency of the
internal PLL. For the bus-synchronous mode, the frequency is the same as the frequency of
BCLKI.
Input signals
Parameter
MD Input data setup time
MD Input data hold time
*2 It means against MCLKI.
Symbol Condition _Min.
Rating
Typ. Max.
Unit
tMDIDS
*2
2.0
ns
tMDIDH
*2
0.7
ns
MB86296S <Coral-PA>
329
Specification Manual Rev0.1