7-segment BCD decoder with open collector outputs. For use with common anode displays. TTL Original Convert 4-line BCD code (8421) to 7-segment numeral code Use with common anode displays Outputs in open collector that can directly handle segments of LED's or incandescent lamps Display test function (turn on all segments) Blanking input (turns off all segments) or controls brightness intensity by a pulsing signal The outputs can absorb 24mA in the activated state (logical zero) and handle up to 15 V in the deactivated state (Logic 1) Technology: TTL Low Schottky (LS) Supply voltage: 4.75 V to 5.25 V Encapsulated: PDIP 16 pins