The ’LS247 has active LOW open-collector outputs guaranteed 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 descri
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DM74LS247 BCD to 7-Segment Decoder Driver with Open-Collector Outputs
DM74LS247 BCD to 7-Segment Decoder Driver with Open-Collector Outputs
General Description
The ’LS247 has active LOW open-collector outputs guaranteed 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)
DM74LS247 Datasheet
