#74LS47

Description: BCD to 7-segment Driver, Open Collector, 30V outputs

Datasheet: http://www.ti.com/lit/gpn/sn74LS47

Pinout:

    +-----------+
  B |[ 1]   [16]| VCC
  C |[ 2]   [15]| F
 LT |[ 3]   [14]| G
 BI |[ 4]   [13]| A
RBI |[ 5]   [12]| B
  D |[ 6]   [11]| C
  A |[ 7]   [10]| D
GND |[ 8]    [9]| E
    +-----------+