W2465AJ-15 datasheet(4/9 Pages) WINBOND

Part #	W2465AJ-15

Description	8K X 8 High Speed CMOS Static RAM

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Manufacturer	WINBOND [Winbond]

Direct Link	http://www.winbond.com

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4 / 9 page

W2465A

- 4 -

AC CHARACTERISTICS

(VDD = 5V

±10%, VSS = 0V, TA = 0 to 70° C)

Read Cycle

PARAMETER

SYM.

W2465A-12

W2465A-15

W2465A-20

UNIT

MIN.

MAX.

MIN.

MAX.

MIN.

MAX.

Read Cycle Time

TRC

12

-

15

-

20

-

nS

Address Access Time

TAA

-

12

-

15

-

20

nS

Chip Select

CS1

TACS1

-

12

-

15

-

20

nS

Access Time

CS2

TACS2

-

12

-

15

-

20

nS

Output Enable to Output Valid

TAOE

-

6

-

7

-

10

nS

Chip Selection to

CS1

TCLZ1*

3

-

3

-

3

-

nS

Output in Low Z

CS2

TCLZ2*

3

-

3

-

3

-

nS

Output Enable to Output in Low Z

TOLZ*

0

-

0

-

0

-

nS

Chip Deselection

CS1

TCHZ1*

-

6

-

7

-

10

nS

to Output in High Z

CS2

TCHZ2*

-

6

-

7

-

10

nS

Output Disable to Output in High Z

TOHZ*

-

6

-

7

-

10

nS

Output Hold from Address Change

TOH

3

-

3

-

3

-

nS

* These parameters are sampled but not 100% tested.

Write Cycle

PARAMETER

SYM.

W2465A-12

W2465A-15

W2465A-20

UNIT

MIN.

MAX.

MIN.

MAX.

MIN.

MAX.

Write Cycle Time

TWC

12

-

15

-

20

-

nS

Chip Selection to

CS1

TCW1

10

-

13

-

17

-

nS

End of Write

CS2

TCW2

10

-

13

-

17

-

nS

Address Valid to End of Write

TAW

10

-

13

-

17

-

nS

Address Setup Time

TAS

0

-

0

-

0

-

nS

Write Pulse Width

TWP

10

-

10

-

12

-

nS

Write Recovery Time

CS1

, WE

TWR1

0

-

0

-

0

-

nS

CS2

TWR2

0

-

0

-

0

-

nS

Data Valid to End of Write

TDW

7

-

9

-

10

-

nS

Data Hold from End of Write

TDH

0

-

0

-

0

-

nS

Write to Output in High Z

TWHZ*

-

7

-

8

-

10

nS

Output Disable to Output in High Z

TOHZ*

-

7

-

8

-

10

nS

Output Active from End of Write

TOW

0

-

0

-

0

-

nS

* These parameters are sampled but not 100% tested.

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