M48Z128, M48Z128Y, M48Z128V*

12/21

Table 9. WRITE Mode AC Characteristics

3. If E goes low simultaneously with W going low, the outputs remain in the high impedance state.

Symbol

M48Z128/Y

M48Z128/Y/V

M48Z128/Y/V

Unit

–70

–85

–120

Min

Max

Min

Max

Min

Max

WRITE Cycle Time

70

85

120

ns

Address Valid to WRITE Enable Low

0

0

0

ns

Address Valid to Chip Enable Low

0

0

0

ns

WRITE Enable Pulse Width

55

65

85

ns

Chip Enable Low to Chip Enable High

55

75

100

ns

WRITE Enable High to Address Transition

5

5

5

ns

Chip Enable High to Address Transition

15

15

15

ns

Input Valid to WRITE Enable High

30

35

45

ns

Input Valid to Chip Enable High

30

35

45

ns

WRITE Enable High to Input Transition

0

0

0

ns

Chip Enable High to Input Transition

10

10

10

ns

(2,3)

WRITE Enable Low to Output Hi-Z

25

30

40

ns

Address Valid to WRITE Enable High

65

75

100

ns

Address Valid to Chip Enable High

65

75

100

ns

(2,3)

WRITE Enable High to Output Transition

5

5

5

ns