Fujitsu MPB3032AT User Manual

C141-E045-02EN

5 - 75

t8

t6

t12

t11

t10

t7

t5

t4

t3

t9

t2i

t2

t1

t0

Addresses

IORDY

IOCS16-

Read data
DD0-DD15

Write data
DD0-DD15

DIOR-/DIOW-

Symbol

Timing parameter

Min.

Max.

Unit

t0

Cycle time

  120

—

ns

t1

Data register selection setup time for DIOR-/DIOW-

    25

—

ns

t2

Pulse width of DIOR-/DIOW-

    70

—

ns

t2i

Recovery time of DIOR-/DIOW-

    25

—

ns

t3

Data setup time for DIOW-

    20

—

ns

t4

Data hold time for DIOW-

    10

—

ns

t5

Time from DIOR- assertion to read data available

    20

—

ns

t6

Data hold time for DIOR-

      5

—

ns

t7

Time from Data register selection to IOCS16- assertion

—

40

ns

t8

Time from Data register selection reset to IOCS16- negation

—

30

ns

t9

Data register selection hold time for DIOR-/DIOW-

    10

—

ns

t10

Time from DIOR-/DIOW- assertion to IORDY "low" level

—

35

ns

t11

Time from validity of read data to IORDY "high" level

      0

—

ns

t12

Pulse width of IORDY

—

1,250

ns