Preliminary W24256

Publication Release Date: October 1999

- 7 -

Revision A1

DATA RETENTION CHARACTERISTICS

° C to 70° C)

PARAMETER

SYM.

TEST CONDITIONS

MIN.

TYP.

MAX.

UNIT

CS

2.0

-

5.5

V

Data Retention Current

CS

-

-

20

µA

Chip Deselect to Data

Retention Time

See data retention waveform

0

-

-

nS

Operation Recovery Time

-

-

nS

DATA RETENTION WAVEFORM

CS

2V

=

>

- 0.2V

DD

V

CS =

>

V

V

ORDERING INFORMATION

PART NO.

ACCESS

TIME

(nS)

OPERATING

CURRENT MAX.

(

mA)

STANDBY

CURRENT MAX.

(

PACKAGE

W24256-70L

70

60

100

600 mil DIP

W24256-70LL

70

60

50

600 mil DIP

W24256S-70L

70

60

100

330 mil SOP

W24256S-70LL

70

60

50

330 mil SOP

W24256Q-70L

70

60

100

Standard type one TSOP

W24256Q-70LL

70

60

50

Standard type one TSOP

Notes:

1. Winbond reserves the right to make changes to its products without prior notice.

2. Purchasers are responsible for performing appropriate quality assurance testing on products intended for use in applications

where personal injury might occur as a consequence of product failure.