dm74ls447 National Semiconductor Corporation, dm74ls447 Datasheet

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dm74ls447

Manufacturer Part Number
dm74ls447
Description
Bcd To 7-segment Decoder/driver With Open-collector Outputs
Manufacturer
National Semiconductor Corporation
Datasheet
May 1992
DM54LS447 DM74LS447
BCD to 7-Segment Decoder Driver
with Open-Collector Outputs
General Description
The ’LS447 is the same as the ’LS247 except that the Out-
put OFF Voltage V
is specified as 7 0V rather than 15V
OH
with the same I
limit of 250 mA For all other information
OH
please refer to the ’LS247 data sheet
Connection Diagram
Dual-In-Line Package
TL F 10187 – 1
Order Number DM54LS447J DM54LS447W DM74LS447M or DM74LS447N
See NS Package Number J16A M16A N16E or W16A
C 1995 National Semiconductor Corporation
TL F 10187
RRD-B30M105 Printed in U S A

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dm74ls447 Summary of contents

Page 1

... I limit of 250 mA For all other information OH please refer to the ’LS247 data sheet Connection Diagram Order Number DM54LS447J DM54LS447W DM74LS447M or DM74LS447N See NS Package Number J16A M16A N16E or W16A C 1995 National Semiconductor Corporation TL F 10187 Dual-In-Line Package TL F 10187 – 1 ...

Page 2

... Others RBO Inputs e Max DM54 CC DM74 Max Min 2 DM74LS447 Units Min Nom Max Typ Min Max Units (Note ...

Page 3

Logic Symbol TL F 10187 – Pin GND e Pin 8 State Diagram 10187 – 3 ...

Page 4

Physical Dimensions inches (millimeters) 16-Lead Ceramic Dual-In-Line Package (J) Order Number DM54LS447J NS Package Number J16A 4 ...

Page 5

... Physical Dimensions inches (millimeters) (Continued) 16-Lead Small Outline Molded Package (M) 16-Lead Molded Dual-In-Line Package (N) Order Number DM74LS447M NS Package Number M16A Order Number DM74LS447N NS Package Number N16E 5 ...

Page 6

Physical Dimensions inches (millimeters) (Continued) 16-Lead Ceramic Flat Package (W) LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR ...

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