beautypg.com

Table 6.33 external memory write, External memory write – Avago Technologies LSI53C895A User Manual

Page 303

background image

PCI and External Memory Interface Timing Diagrams

6-43

Table 6.33

External Memory Write

Symbol

Parameter

Min

Max

Unit

t

1

Shared signal input setup time

7

ns

t

2

Shared signal input hold time

0

ns

t

3

CLK to shared signal output valid

11

ns

t

11

Address setup to MAS/ HIGH

25

ns

t

12

Address hold from MAS/ HIGH

15

ns

t

13

MAS/ pulse width

25

ns

t

20

Data setup to MWE/ LOW

30

ns

t

21

Data hold from MWE/ HIGH

20

ns

t

22

MWE/ pulse width

100

ns

t

23

Address setup to MWE/ LOW

60

ns

t

24

MCE/ LOW to MWE/ HIGH

120

ns

t

25

MCE/ LOW to MWE/ LOW

25

ns

t

26

MWE/ HIGH to MCE/ HIGH

25

ns