8

AT60142F/FT

4408A–AERO–02/05

Write Cycle

Notes:

1. Parameters guaranteed, not tested, with output loading 5 pF. (See “AC Test Loads Waveforms” on page 6.)

Read Cycle

Notes:

1. Parameters guaranteed, not tested, with output loading 5 pF. (See “AC Test Loads Waveforms” on page 6.)

Symbol

Parameter

AT60142F-15

AT60142FT-17

Unit

Value

TAVAW

Write cycle time

15

17

ns

min

TAVWL

Address set-up time

0

0

ns

min

TAVWH

Address valid to end of write

8

8

ns

min

TDVWH

Data set-up time

7

7

ns

min

TELWH

CS low to write end

12

12

ns

min

TWLQZ

Write low to high Z

(1)

67

ns

max

TWLWH

Write pulse width

8

8

ns

min

TWHAX

Address hold from end of write

0

0

ns

min

TWHDX

Data hold time

0

0

ns

min

TWHQX

Write high to low Z

(1)

33

ns

min

Symbol

Parameter

AT60142F-15

AT60142FT-17

Unit

Value

TAVAV

Read cycle time

15

17

ns

min

TAVQV

Address access time

15

17

ns

max

TAVQX

Address valid to low Z

5

5

ns

min

TELQV

Chip-select access time

15

17

ns

max

TELQX

CS low to low Z

(1)

55

ns

min

TEHQZ

CS high to high Z

(1)

67

ns

max

TGLQV

Output Enable access time

6

8

ns

max

TGLQX

OE low to low Z

(1)

22

ns

min

TGHQZ

OE high to high Z

(1)

56

ns

max