TA75558 Integrated Circuit - DIP8 - Toshiba

TC428CPA Integrated Circuit - DIP8 - Micro Commercial Components

UA9638TC Integrated Circuit - DIP8 - Generic Make

TC4429CPA Integrated Circuit - DIP8 - Microchip Technology

TLE2061CP Integrated Circuit - DIP8 - Texas Instruments

TC4427CPA Integrated Circuit - DIP8 - Microchip Technology

UA555TC Integrated Circuit - DIP8 - Fairchild Semiconductor

TC7662AIJA Integrated Circuit - DIP8 - Generic Make