2 pci and external memory interface timing, Pci and external memory interface timing, Lsi53c876 pci and external memory interface timing – Avago Technologies LSI53C876E User Manual

Page 286

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6-54

Electrical Characteristics

6.4.2 PCI and External Memory Interface Timing

Table 6.42

lists the PCI and External Memory Interface timing data.

Table 6.42

LSI53C876 PCI and External Memory Interface Timing

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

4

Side signal input setup time

10

ns

t

5

Side signal input hold time

0

ns

t

6

CLK to side signal output valid

12

ns

t

7

CLK high to FETCH/ low

20

ns

t

8

CLK high to FETCH/ high

20

ns

t

9

CLK high to MASTER/ low

20

ns

t

10

CLK high to MASTER/ high

20

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

14

MCE/ low to data clocked in

160

ns

t

15

Address valid to data clocked in

205

ns

t

16

MOE/ low to data clocked in

100

ns

t

17

Data hold from address, MOE/, MCE/ change

0

ns

t

18

Address out from MOE/, MCE/ high

50

ns

t

19

Data setup to CLK high

5

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

75

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

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