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PDF 74247 Data sheet ( Hoja de datos )
| Número de pieza | 74247 | |
| Descripción | BCD to 7-Segment Decoder/Driver | |
| Fabricantes | National Semiconductor | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de 74247 (archivo pdf) en la parte inferior de esta página. Total 4 Páginas | ||
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DM74LS247
BCD to 7-Segment Decoder Driver
with Open-Collector Outputs
General Description
The ’LS247 has active LOW open-collector outputs guaran-
teed to sink 24 mA It has the same electrial characteristics
and pin connections as the ’LS47 The only difference is
that the ’LS247 will light the top bar (segment a) for numeral
6 and the bottom bar (segment d) for number 9 For detailed
description and specifications please refer to the ’LS47 data
sheet
Connection Diagram
Logic Symbol
Dual-In-Line Package
May 1992
TL F 9822 – 1
Order Number DM74LS247M or DM74LS247N
See NS Package Number M16A or N16E
VCC e Pin 16
GND e Pin 8
Pin Names
A0 – A3
RBI
LT
BI RBO
a–g
Description
BCD Inputs
Ripple Blanking Input (Active LOW)
Lamp Test Input (Active LOW)
Blanking Input (Avtive LOW) or
Ripple Blanking Output (Active LOW)
Segment Outputs (Active LOW)
TL F 9822 – 2
C1995 National Semiconductor Corporation TL F 9822
RRD-B30M115 Printed in U S A
1 page | ||
| Páginas | Total 4 Páginas | |
| PDF Descargar | [ Datasheet 74247.PDF ] | |
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