Absolute Maximum Ratings

If MilitaryAerospace specified devices are required

please contact the National Semiconductor Sales

OfficeDistributors for availability and specifications

Storage Temperature Range

b

Voltage at Any Pin With

Respect to Ground

b

Lead Temperature

(Soldering 10 seconds)

300 C

Power Dissipation

500 mW

7V

Note

Absolute maximum ratings are those values beyond

which the safety of the device cannot be guaranteed Con-

tinuous operation at these limits is not intended operation

should be limited to those conditions specified under DC

Electrical Characteristics

Ambient Temperature

Military

b

Industrial

b

Commercial

DC Electrical Characteristics

Symbol

Parameter

Test Conditions

Min

Typ

Max

Units

Input High Voltage

V

Input Low Voltage

0

V

Output High Voltage

24

V

Output Low Voltage

04

V

Input High Current

10

m

A

Input Low Current

b

10

m

A

Output High Current

b

20

mA

Output Low Current

20

mA

Power Supply Current

400

m

A

TRI-STATE Low Leakage

b

10

m

A

Current

TRI-STATE High Leakage

10

m

A

Current

AC Electrical Characteristics

Symbol

Parameter

Test Conditions

Min

Typ

Max

Units

Pulse Width (STB DS1

25

40

ns

Data In to Data Out

45

60

ns

Write Enable to Data Out

55

75

ns

Data Setup Time

15

ns

Data Hold Time

20

ns

Reset to Data Out

50

65

ns

Select to Interrupt

50

65

ns

Clear to Data Out

45

60

ns

Output EnableDisable Time

50

65

ns

2