D950-CORE View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'D950-CORE' PDF : 89 Pages View PDF
D950-Core
6.3 AC CHARACTERISTICS
Conditions : VDD= 2.7V - 3.6V, Junction temperature : -40°C to +125°C
6.3.1 Bus AC Electrical Characterstics (for X, Y and I buses)
Figure 6.1 Bus AC Electrical Characterstics (for X, Y and I buses)
CLKIN
INCYCLE
BS
RD, WR
ADDRESS
DATA_IN
DATA_OUT
T
0
1
2
3
6
7
21
45
8
9
VR01939A
Num
T0
T1
T2
T21
T3
Parameter
CLKIN High to INCYCLE High
INCYCLE High to BS Low/High
INCYCLE HiGH to RD/WR Lo
INCYCLE HiGH to RD/WR High
INCYCLE High to Address Valid
T4 DATA_IN Setup to RD High
T5
T6
T7
T8
T9
Note:
DATA_IN Hold from RD High
WR Low to DATA_OUT Valid
WR Low to DATA_OUT Lo-Z
WR High to DATA_OUT invalid
WR High to DATA_OUT Hi-Z
C_load = 3 pF for all outputs
Min
Typ
Max.
Unit
2.3
ns
0
ns
T/4
ns
0
I
1.0
ns
XY
2.3
ns
I
1.0
ns
XY
1.5
ns
0
ns
1.5
ns
1.0
ns
0
ns
0
ns
57/89
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