HD74LS248

Rev.3.00, Jul.15.2005, page 3 of 6

Block Diagram

RBI

Ripple Blanking

Input

BI/BRO

Blanking Input or

Ripple Blanking

Output

Lamp Test

Input

a

b

c

e

d

f

g

Outputs

Inputs

D

C

B

A

Absolute Maximum Ratings

Item

Symbol

Ratings

Unit

Supply voltage

7

V

Input voltage

7

V

Power dissipation

400

mW

Storage temperature

Tstg

–65 to +150

°C

Note:

Voltage value, unless otherwise noted, are with respect to network ground terminal.