MB86290A Datasheet, PDF (175/184 Pages) Fujitsu Component Limited. – Graphics Controller Hardware Specifications

9.4 AC Characteristics
9.4.1 Host Interface
Clock
Parameter
BCLKI Frequency
BCLKI H-width
BCLKI L-width
Symbol
fBCLKI
tHBCLKI
tLBCLKI
Condition
Specifications
Min.
Typ.
Max.
100
1
1
Unit
MHz
ns
ns
Host interface signals
Parameter
Specifications
Symbol
Condition
Unit
Min.
Typ.
Max.
Address set up time
Address hold time
BS Set up time
BS Hold time
CS Set up time
CS Hold time
RD Set up time
RD Hold time
WE Set up time
WE Hold time
Write data set up time
Write data hold time
DTACK Set up time
DTACK Hold time
DRACK Set up time
DRACK Hold time
Read data delay time (for XRD)
Read data delay time
RDY Delay time (for XCS) SH
RDY Delay time (for XCS) V832
RDY Delay time
INT Delay time
DREQ Delay time
MODE Hold time
tADS
tADH
tBSS
tBSH
tCSS
tCSH
tRDS
tRDH
tWES
tWEH
tWDS
tWDH
tDAKS
tDAKH
tDRKS
tDRKH
tRDDZ
tRDD
tRDYDZ
tRDYDZ
tRDYD
tINTD
tDQRD
tMODH
3.0
1.0
3.5
0.0
3.5
0.0
3.0
1.0
3.0
1.0
5.0
1.0
3.0
1.0
3.0
1.0
4.0
4.0
3.0
3.0
3.5
-
3.5
*1
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
8.5
ns
9.5
ns
9.0
ns
8.5
ns
7
ns
10
ns
7
ns
20
ns
*1 Hold time requirement for RESET release
175