Part number : 7447
Functions : BCD TO 7-SEGMENT DECODER-DRIVER
Package : DIP 16 Pin Type
Manufacturer : Fairchild, TI
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Product Information
The 7446 and 7447 feature active-low outputs designed for driving common-anode LEDs or incandescent indicators directly. All of the circuits have full ripple-blanking input/output controls and a lamp test input. Segment identification and resultant displays are shown on a following page. Display patterns for BCD input counts above nine are unique symbols to authenticate input conditions.
7447 Pinout
Features
1. All circuit types feature lamp intensity modulation capability
2. Open-collector outputs drive indicators directly
3. Lamp-test provision
4. Leading/trailing zero suppression
