M48T58, M48T58Y

Write mode

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Table 4.

Write mode AC characteristics

Symbol

1.

noted).

M48T58/Y

Unit

Min

Max

WRITE Cycle Time

70

ns

Address Valid to WRITE Enable Low

0

ns

Address Valid to Chip Enable 1 Low

0

ns

Address Valid to Chip Enable 2 High

0

ns

WRITE Enable Pulse Width

50

ns

Chip Enable 1 Low to Chip Enable 1 High

55

ns

Chip Enable 2 High to Chip Enable 2 Low

55

ns

WRITE Enable High to Address Transition

0

ns

Chip Enable 1 High to Address Transition

0

ns

Chip Enable 2 Low to Address Transition

0

ns

Input Valid to WRITE Enable High

30

ns

Input Valid to Chip Enable 1 High

30

ns

Input Valid to Chip Enable 2 Low

30

ns

WRITE Enable High to Input Transition

5

ns

Chip Enable 1 High to Input Transition

5

ns

Chip Enable 2 Low to Input Transition

5

ns

(2)(3)

2.

3.

If E1 goes low or E2 high simultaneously with W going low, the outputs remain in the high impedance

state.

Write Enable Low to Output Hi-Z

25

ns

Address Valid to WRITE Enable High

60

ns

Address Valid to Chip Enable 1 High

60

ns

Address Valid to Chip Enable 2 Low

60

ns

(2)(3)

WRITE Enable High to Output Transition

5

ns