U401BR Integrated Circuit - DIP24 - Vishay Semiconductor

U327M Integrated Circuit MOS - DIP24 - Vishay Semiconductor

U3084M Integrated Circuit MOS - DIP24 - Temic

U6811B Integrated Circuit - DIP24 - Vishay Semiconductor

U3090MG Integrated Circuit MOS - DIP40 - Vishay Semiconductor

U3088M Integrated Circuit MOS - DIP16 - Vishay Semiconductor

U490B Integrated Circuit - DIP8 - Vishay Semiconductor

U2044B Integrated Circuit - DIP14 - Vishay Semiconductor