DS8669
DS8669 is 2-Digit BCD to 7-Segment Decoder/Driver manufactured by National Semiconductor.
Description
The DS8669 is a 2-digit BCD to 7-segment decoder driver for use with mon anode LED displays The DS8669 drives 2 7-segment LED displays without multiplexing Outputs are open-collector and capable of sinking 25 m A segment Applications include TV and CB channel displays
Features
Y Direct 7-segment drive Y 25 m A segment current sink capability Y Low power requirement 16 m A typ Y Very low input currents 2 m A typ Y Input clamp diodes to both VCC and ground Y No multiplexing oscillator noise
Logic and Connection Diagrams
Dual-In-Line Package
Obsolete
TL F 5836
- 1
Top View
Order Number DS8669N See NS Package Number N24A
TL F 5836
- 2
C1995 National Semiconductor Corporation TL F 5836
RRD-B30M105 Printed in U S A
Obsolete
Absolute Maximum Ratings (Note 1)
If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications
Supply Voltage
7V
Input Current
20 m A
Output Voltage
12V
Storage Temperature Range b65 C to a150 C
Maximum Power Dissipation at 25 C Molded Package
Lead Temperature (Soldering 10 seconds)
Derate molded package 16 04 m W C above 25 C
Operating Conditions
Min
Supply Voltage (VCC) Temperature (TA)
45 0
Max 60 a70
2005 m W 300 C
Units V C
Electrical Characteristics VCC e 5 25V (Note 2)
Symbol
Parameter
Conditions
Min...
