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M68Z128W

Figure 5. Address Controlled, Read Mode AC Waveforms

Note: E1 = Low, E2 = High, G = Low, W = High.

AI01078

tAVAV

tAVQV

tAXQX

A0-A16

DQ0-DQ7

VALID

DATA VALID

Table 7. Read and Standby Modes AC Characteristics

given device.

Symbol

Parameter

M68Z128W

Unit

-70

Min

Max

Read Cycle Time

70

ns

(1)

Address Valid to Output Valid

70

ns

(1)

Chip Enable 1 Low to Output Valid

70

ns

(1)

Chip Enable 2 High to Output Valid

70

ns

(1)

Output Enable Low to Output Valid

35

ns

(3)

Chip Enable 1 Low to Output Transition

10

ns

(3)

Chip Enable 2 High to Output Transition

10

ns

(3)

Output Enable Low to Output Transition

10

ns

(2,3)

Chip Enable 1 High to Output Hi-Z

0

25

ns

(2,3)

Chip Enable 2 Low to Output Hi-Z

0

25

ns

(2,3)

Output Enable High to Output Hi-Z

0

25

ns

(1)

Address Transition to Output Transition

10

ns

Chip Enable 1 Low or Chip Enable 2 High to Power Up

0

ns

Chip Enable 1 High or Chip Enable 2 Low to Power Down

70

ns