This part is a kind of semiconductor called 4069UB.

Function of this product has HEX INVERTER.

Manufacturers : STMicroelectronics

Image and pinout :

Some of the text within the PDF file :

HCC/HCF4069UB HEX INVERTER . . . . . . . MEDIUM-SPEED OPERATION – tPHL, tPLH = 30ns (typ.) AT 10V QUIESCENT CURRENT SPECIFIED TO 20V FOR HCC DEVICE STANDARDIZED SYMMETRICAL OUTPUT CHARACTERISTICS 5V, 10V, AND 15V PARAMETRIC RATINGS INPUT CURRENT OF 100nA AT 18V AND 25°C FOR HCC DEVICE 100% TESTED FOR QUIESCENT CURRENT MEETS ALL REQUIREMENTS OF JEDEC TENTATIVE STANDARD N° 13A, ”STANDARD SPECIFICATIONS FOR DESCRIPTION OF ”B” SERIES CMOS DEVICES” EY (Plastic Package) F (Ceramic Frit Seal Package) M1 (Micro Package) C1 (Plastic Chip Carrier) ORDER CODES : HCC4069UBF HCF4069UBM1 HCF4069UBEY HCF4069UBC1 PIN CONNECTIONS DESCRIPTION The HCC4069UB (extended temperature range) and HCF4069UB (intermediate temperature range) are monolithic integrated circuit, available in 14-lead [ ... ]

4069UB PDF Datasheet Download