10

FN8108.2

May 7, 2007

Absolute Maximum Ratings

Thermal Information

Temperature Under Bias . . . . . . . . . . . . . . . . . . . . . .-10°C to +85°C

X28HC256 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-65°C to +135°C

X28HC256I, X28HC256M . . . . . . . . . . . . . . . . . .-65°C to +150°C

DC Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10mA

Operating Conditions

Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Commerical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C

Industrial. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°C

Military . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-55°C to +125°C

Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V ± 10%

Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . -65°C to +150°C

Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below

http://www.intersil.com/pbfree/Pb-FreeReflow.asp

*Pb-free PDIPs can be used for through hole wave solder

processing only. They are not intended for use in Reflow solder

processing applications.

CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the

device at these or any other conditions above those indicated in the operational sections of this specification is not implied.

DC Electrical Specifications

Over Recommended Operating Conditions, Unless Otherwise Specified.

PARAMETER

SYMBOL

TEST CONDITIONS

LIMITS

UNIT

MIN

TYP

(Note 7)

MAX

(TTL Inputs)

address inputs = .4V/2.4V levels @ f = 10MHz

30

60

mA

(TTL Inputs)

12

mA

(CMOS Inputs)

200

500

µA

Input Leakage Current

10

µA

Output Leakage Current

10

µA

Input LOW Voltage

-1

0.8

V

Input HIGH Voltage

2

V

Output LOW Voltage

0.4

V

Output HIGH Voltage

2.4

V

NOTES:

Power-up Timing

PARAMETER

SYMBOL

MAX

UNIT

Power-up to read

100

µs

Power-up to write

5

ms

NOTE:

3. This parameter is periodically sampled and not 100% tested.

X28HC256