Symbol

Alt

Parameter

Test Condition

M28256

Unit

-90

-12

-15

-20

min

max

min

max

min

max

min

max

Address Valid to

Output Valid

90

120

150

200

ns

Chip Enable Low to

Output Valid

90

120

150

200

ns

Output Enable Low

to Output Valid

40

45

50

50

ns

(1)

Chip Enable High to

Output Hi-Z

0

40

0

45

0

50

0

50

ns

(1)

Output Enable High

to Output Hi-Z

0

40

0

45

0

50

0

50

ns

Address Transition

to Output Transition

0000

ns

Note: 1. Output Hi-Z is defined as the point at which data is no longer driven.

Table 10. Read Mode AC Characteristics

Symbol

Alt

Parameter

Test Condition

M28256-W

Unit

-12

-15

-20

-25

min

max

min

max

min

max

min

max

Address Valid to

Output Valid

120

150

200

250

ns

Chip Enable Low to

Output Valid

120

150

200

250

ns

Output Enable Low

to Output Valid

45

70

80

100

ns

(1)

Chip Enable High to

Output Hi-Z

0

45

0

50

0

55

0

60

ns

(1)

Output Enable High

to Output Hi-Z

0

45

0

50

0

55

0

60

ns

Address Transition

to Output Transition

0000

ns

Note: 1. Output Hi-Z is defined as the point at which data is no longer driven.

Table 11. Read Mode AC Characteristics

9/21

M28256