name: 4538 function: Dual precision monostable multivibrator package: DIP,16 manufacturer: added-by: Patrice Tempka, corrected by Andreas Ripken +--()--+ 1 C ext | 1 16| VCC 1 RC ext | 2 15| 2 C ext 1 /Reset | 3 14| 2 RC ext 1 Trigger | 4 13| 2 /Reset 1 /Trigger | 5 12| 2 Trigger 1 Q | 6 11| 2 /Trigger 1 /Q | 7 10| 2 Q GND | 8 9| 2 /Q +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/