HA11223 Integrated Circuit - DIP16 - Harris Semiconductor

HA12010 Integrated Circuit - DIP16 - Harris Semiconductor

HA11219 Integrated Circuit - DIP16 - Harris Semiconductor

IH5011CPE Integrated Circuit - DIP16 - Harris Semiconductor

HA12411 Integrated Circuit - DIP16 - Harris Semiconductor

HIN232CJ Integrated Circuit - DIP16 - Harris Semiconductor

ICM7555CD Integrated Circuit - SO8 - Philips

Timer IC 555 ICM7555IPA Complementry Metal Oxide Semiconductor (Pack of 2)